DC contactor – 乐清立衡电气 https://www.l-heng.com Yueqing Liheng Electric Co.,Ltd Sat, 09 Nov 2024 05:47:30 +0000 en-US hourly 1 https://wordpress.org/?v=6.7 https://i0.wp.com/www.l-heng.com/wp-content/uploads/2023/10/cropped-LH-LOGO.jpg?fit=32%2C32&ssl=1 DC contactor – 乐清立衡电气 https://www.l-heng.com 32 32 230972078 SZJ1000A DC contactor https://www.l-heng.com/product/szj1000a-dc-contactor/ https://www.l-heng.com/product/szj1000a-dc-contactor/#respond Sun, 17 Mar 2024 05:26:49 +0000 https://www.l-heng.com/?post_type=product&p=1319 FEATURES:

 

Suitable for electric forklift, battery cars, tractors, excavators, brick machine, cleaning vehicles, automotive air-conditioning, communication power supply, uninterruptible power supply, power supply switches such as electroplating electronic control system control circuit, has the advantages of small volume, large load capacity, long service life, easy maintenance and other characteristics, welcomed by users. The products in accordance with the standard of the JB2286-78, JB3974-85, YD / 585-92, YD / T512-92 requirements; the plant and related test unit test, meet the standard requirements, the user use for many years, the maximum to meet user needs, quality and reliable.

 

 

MODEL IMPLICATION:

 

USES:

This product have one normally open contact, for electric vehicles, telecommunication equipment, engineering machinery, car batteries, electric forklift trucks, trains, ships, electronic control systems such as uninterruptible power supply.

 

TECHNICAL PARAMETERS:  (Version 1.45)

 SAYOON Product Type

 SZJ1000A

 Contact form  1 NO
 Coil Rated voltage(DC V)  6V,12V,24V,36V,48V,60V,72V,84V,120V,150V,220V etc.
 Contact voltage(DC V)  ≤80V
 Rated load current of contact 48V circuit (DC-1)  1000A
 Typical voltage drop across contacts per 100A  ≯80mV
 the cooling pull-in voltage at (20±5)℃ (V)  ≯70%
 the cooling drop-out voltage at (20±5)℃(V)  ≯40%,≮5%
 Working voltage range of 40 degrees celsius coil  0.8-1.2Us
 Drop-out time(n/o contacts to open)  30ms
 Pull-in time (n/o contacts to close)  15ms
 connect the maximum contact bounce time  10ms
 Disconnect the maximum contact bounce time  3ms
 Insulation resistance  20MΩ
 Electric strength to resist  50Hz/60Hz 1000VAC 1minute
 Typical fault currents which can be ruptured  3000A/5ms at 48V DC
 Coil power (W)  Start:140-190,Keep:9-18
 Temperature rise of coil (K)  ≤50
 Temperature rise on outgoing terminal (K)  ≤65
 Electric life  10000 times
 Mechanical life  200 thousand times
 Work specification  Continuous
 Contact material  Ag alloy
 Load terminal type  2-M12 Rose
 Coil terminal type  M4 Rose
 Auxiliary contact rated load (choose)  2A/48VDC, 5A/24VDC
 Testing organization certification  CE,FCC,RoHS

Note:As regarding to the different using environments of customers which requires different focus of the functions,and in order to improve the comprehensive properties of our products,sayoon may adjust the coil parameters,temperature rise and so on. The above parameters are for reference only, For details, please refer to the guidelines for selection and use of the SAYOON DC contactor.

 

LOAD CHARACTERISTIC CURVE:

INSTALLATION DIAGRAM:

 

WIRING DIAGRAM:

COIL TEMPERATURE CURVE:

 

 

MECHANICAL ABILITY and USE of the ENVIRONMENT:

 Contact lead M10 tightening torque(N.m)  ≯30.0 appropriate
 Coil lead M4 tightening torque (N.m)  ≯1.2 appropriate
 Ambient temperature  -25~+70℃
 Relative humidity  +20℃ 98%
 Vibration freq. atthe fixed position  3G, 1~50Hz amplitude 0.5mm
 concussion  (60~100) time/minute、Acceleration≤4g
 Altitude  2000米
 Installation direction  Random
 International protection  IP40 (According IEC60947)

 

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SEV800AH high voltage DC contactor https://www.l-heng.com/product/sev800ah/ https://www.l-heng.com/product/sev800ah/#respond Wed, 27 Sep 2023 09:38:05 +0000 https://www.l-heng.com/?post_type=product&p=1000 FEATURES:

 

Suitable for new energy electric vehicles, charging facilities, photovoltaic, wind power generation systems, automotive air conditioning, communication power, UPS, power and other electrical control circuit of the switch control, with small size, large load capacity, no spark, long service life, maintenance simple and other characteristics, by users. 1 DC high voltage power: the product cavity filled with rare mixed gas, arc cooling capacity, 2 control load capacity: with 30A-1000A, working voltage range of 5-1000VDC load capacity; 3 safety: insulation structure, can be in flammable or hazardous environment work, coil and contacts will not oxidation and pollution; 4, compared with similar products small size, light weight, power consumption. The product in accordance with the standard JB2286-78, JB3974-85, YD / 585-92, YD / T512-92 requirements; after the factory and relevant test unit test, meet the requirements of the standard specification, users use for many years, maximum to meet user needs, quality and reliable.

 

 

MODEL IMPLICATION:

 

USES:

The utility model has the advantages that the utility model is provided with one normally open contact, which is suitable for charging piles, electric four wheeled vehicles, new energy vehicles, energy saving and environmental protection systems, road traffic lighting systems, programmable power supply and uninterruptible power supply equipment.

 

TECHNICAL PARAMETERS:  (Version 1.09)

 SAYOON Product Type

 SEV800AH

 Contact form  1 NO(SPST-NO) or 1NC(SPST-NC)
 Coil Rated voltage(DC V)  DC6V,12V,24V,36V,48V,60V,72V,84V,120V,150V,DC220V,AC220V etc.
 Contact voltage(DC V)  5-1000V
 Contact circuit rated load current (DC-1)  800A
 Typical voltage drop across contacts per 100A  ≯80mV
 the cooling pull-in voltage at (20±5)℃ (V)  ≯70%
 the cooling drop-out voltage at (20±5)℃(V)  ≯35%,≮5%
 Working voltage range of 40 degrees celsius coil  0.8-1.2Us
 Drop-out time(n/o contacts to open)  80ms
 Pull-in time (n/o contacts to close)  20ms
 connect the maximum contact bounce time  10ms
 Disconnect the maximum contact bounce time  7ms
 Insulation Resistance  100MΩ
 Electric strength to resist  50Hz/60Hz 2200VAC 1minute
 Typical fault currents which can be ruptured  1500A/5ms at 48V DC
 Coil power (W)  H: Start 30-60,Keep 4-10
 Temperature rise of coil (K)  ≤45
 Temperature rise on outgoing terminal (K)  ≤65
 Electric life  20000 times
 Mechanical life  300 thousand times
 Work specification  Continuous
 Contact material  Alloy
 Inrush time(Max)  130ms
 Maximum switching current  3000A 320VDC(More than 1 times)
 Maximum switching power  1000kW
 Load terminal type  M10 Rose
 Coil terminal type  0.3 square silicone wire, 390mm long
 Auxiliary contact rated load (choose)  3A/30VDC
 Testing organization certification  CE,FCC,RoHS

Note:As regarding to the different using environments of customers which requires different focus of the functions,and in order to improve the comprehensive properties of our products,sayoon may adjust the coil parameters,temperature rise and so on. The above parameters are for reference only, For details, please refer to the guidelines for selection and use of the SAYOON DC contactor.

 

LOAD CHARACTERISTIC CURVE:

INSTALLATION DIAGRAM:

 

WIRING DIAGRAM:

COIL TEMPERATURE CURVE:

 

MECHANICAL ABILITY and USE of the ENVIRONMENT:

 Contact lead M10 tightening torque(N.m)  ≯20.5 appropriate
 Coil lead mode  Wire dipping tin (Red positive and black negative)
 Ambient temperature  -40~+85℃
 Relative humidity  +20℃ 98%
 Vibration freq. atthe fixed position  3G, 1~50Hz amplitude 0.5mm
 concussion  (60~100) time/minute、Acceleration≤4g
 Altitude  2000米
 Installation direction  Random
 International Protection  IP68
]]>
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SEV600AH high voltage DC contactor https://www.l-heng.com/product/sev600ah/ https://www.l-heng.com/product/sev600ah/#respond Wed, 27 Sep 2023 09:35:23 +0000 https://www.l-heng.com/?post_type=product&p=987 FEATURES:

 

Suitable for new energy electric vehicles, charging facilities, photovoltaic, wind power generation systems, automotive air conditioning, communication power, UPS, power and other electrical control circuit of the switch control, with small size, large load capacity, no spark, long service life, maintenance simple and other characteristics, by users. 1 DC high voltage power: the product cavity filled with rare mixed gas, arc cooling capacity, 2 control load capacity: with 30A-1000A, working voltage range of 5-1000VDC load capacity; 3 safety: insulation structure, can be in flammable or hazardous environment work, coil and contacts will not oxidation and pollution; 4, compared with similar products small size, light weight, power consumption. The product in accordance with the standard JB2286-78, JB3974-85, YD / 585-92, YD / T512-92 requirements; after the factory and relevant test unit test, meet the requirements of the standard specification, users use for many years, maximum to meet user needs, quality and reliable.

 

 

MODEL IMPLICATION:

 

USES:

The utility model has the advantages that the utility model is provided with one normally open contact, which is suitable for charging piles, electric four wheeled vehicles, new energy vehicles, energy saving and environmental protection systems, road traffic lighting systems, programmable power supply and uninterruptible power supply equipment.

 

TECHNICAL PARAMETERS:  (Version 3.14)

 SAYOON Product Type

 SEV600AH

 Contact form  1 NO(SPST-NO) or 1NC(SPST-NC)
 Coil Rated voltage(DC V)  DC6V,12V,24V,36V,48V,60V,72V,84V,120V,150V,DC220V,AC220V etc.
 Contact voltage(DC V)  5-1000V
 Contact circuit rated load current (DC-1)  600A
 Typical voltage drop across contacts per 100A  ≯80mV
 the cooling pull-in voltage at (20±5)℃ (V)  ≯70%
 the cooling drop-out voltage at (20±5)℃(V)  ≯35%,≮5%
 Working voltage range of 40 degrees celsius coil  0.8-1.2Us
 Drop-out time(n/o contacts to open)  80ms
 Pull-in time (n/o contacts to close)  20ms
 connect the maximum contact bounce time  10ms
 Disconnect the maximum contact bounce time  7ms
 Insulation Resistance  100MΩ
 Electric strength to resist  50Hz/60Hz 2200VAC 1minute
 Typical fault currents which can be ruptured  1500A/5ms at 48V DC
 Coil power (W)  H: Start 30-60,Keep 4-10
 Temperature rise of coil (K)  ≤45
 Temperature rise on outgoing terminal (K)  ≤65
 Electric life  20000 times
 Mechanical life  300 thousand times
 Work specification  Continuous
 Contact material  Alloy
 Inrush time(Max)  130ms
 Maximum switching current  2500A 320VDC(More than 1 times)
 Maximum switching power  800kW
 Load terminal type  M10 Rose
 Coil terminal type  0.3 square silicone wire, 390mm long
 Auxiliary contact rated load (choose)  3A/30VDC
 Testing organization certification  CE,FCC,RoHS

Note:As regarding to the different using environments of customers which requires different focus of the functions,and in order to improve the comprehensive properties of our products,sayoon may adjust the coil parameters,temperature rise and so on. The above parameters are for reference only, For details, please refer to the guidelines for selection and use of the SAYOON DC contactor.

 

LOAD CHARACTERISTIC CURVE:

INSTALLATION DIAGRAM:

 

WIRING DIAGRAM:

COIL TEMPERATURE CURVE:

 

 

MECHANICAL ABILITY and USE of the ENVIRONMENT:

 Contact lead M10 tightening torque(N.m)  ≯20.5 appropriate
 Coil lead mode  Wire dipping tin (Red positive and black negative)
 Ambient temperature  -40~+85℃
 Relative humidity  +20℃ 98%
 Vibration freq. atthe fixed position  3G, 1~50Hz amplitude 0.5mm
 concussion  (60~100) time/minute、Acceleration≤4g
 Altitude  2000米
 Installation direction  Random
 International Protection  IP68
]]>
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SEV400AH high voltage DC contactor https://www.l-heng.com/product/sev400ah/ https://www.l-heng.com/product/sev400ah/#respond Wed, 27 Sep 2023 09:31:32 +0000 https://www.l-heng.com/?post_type=product&p=976 FEATURES:

 

Suitable for new energy electric vehicles, charging facilities, photovoltaic, wind power generation systems, automotive air conditioning, communication power, UPS, power and other electrical control circuit of the switch control, with small size, large load capacity, no spark, long service life, maintenance simple and other characteristics, by users. 1 DC high voltage power: the product cavity filled with rare mixed gas, arc cooling capacity, 2 control load capacity: with 30A-1000A, working voltage range of 5-1000VDC load capacity; 3 safety: insulation structure, can be in flammable or hazardous environment work, coil and contacts will not oxidation and pollution; 4, compared with similar products small size, light weight, power consumption. The product in accordance with the standard JB2286-78, JB3974-85, YD / 585-92, YD / T512-92 requirements; after the factory and relevant test unit test, meet the requirements of the standard specification, users use for many years, maximum to meet user needs, quality and reliable.

 

 

MODEL IMPLICATION:

 

USES:

The utility model has the advantages that the utility model is provided with one normally open contact, which is suitable for charging piles, electric four wheeled vehicles, new energy vehicles, energy saving and environmental protection systems, road traffic lighting systems, programmable power supply and uninterruptible power supply equipment.

 

TECHNICAL PARAMETERS:  (Version 3.14)

 SAYOON Product Type

 SEV400AH

 Contact form  1 NO(SPST-NO) or 1NC(SPST-NC)
 Coil Rated voltage(DC V)  DC6V,12V,24V,36V,48V,60V,72V,84V,120V,150V,DC220V,AC220V etc.
 Contact voltage(DC V)  5-1000V
 Contact circuit rated load current (DC-1)  400A
 Typical voltage drop across contacts per 100A  ≯80mV
 the cooling pull-in voltage at (20±5)℃ (V)  ≯70%
 the cooling drop-out voltage at (20±5)℃(V)  ≯35%,≮5%
 Working voltage range of 40 degrees celsius coil  0.8-1.2Us
 Drop-out time(n/o contacts to open)  80ms
 Pull-in time (n/o contacts to close)  20ms
 connect the maximum contact bounce time  10ms
 Disconnect the maximum contact bounce time  7ms
 Insulation Resistance  100MΩ
 Electric strength to resist  50Hz/60Hz 2200VAC 1minute
 Typical fault currents which can be ruptured  1500A/5ms at 48V DC
 Coil power (W)  H: Start 30-60,Keep 4-10
 Temperature rise of coil (K)  ≤45
 Temperature rise on outgoing terminal (K)  ≤65
 Electric life  20000 times
 Mechanical life  300 thousand times
 Work specification  Continuous
 Contact material  Alloy
 Inrush time(Max)  130ms
 Maximum switching current  2500A 320VDC(More than 1 times)
 Maximum switching power  800kW
 Load terminal type  M10 Rose
 Coil terminal type  0.3 square silicone wire, 390mm long
 Auxiliary contact rated load (choose)  3A/30VDC
 Testing organization certification  CE,FCC,RoHS

Note:As regarding to the different using environments of customers which requires different focus of the functions,and in order to improve the comprehensive properties of our products,sayoon may adjust the coil parameters,temperature rise and so on. The above parameters are for reference only, For details, please refer to the guidelines for selection and use of the SAYOON DC contactor.

 

LOAD CHARACTERISTIC CURVE:

INSTALLATION DIAGRAM:

 

WIRING DIAGRAM:

COIL TEMPERATURE CURVE:

 

 

MECHANICAL ABILITY and USE of the ENVIRONMENT:

 Contact lead M10 tightening torque(N.m)  ≯20.5 appropriate
 Coil lead mode  Wire dipping tin (Red positive and black negative)
 Ambient temperature  -40~+85℃
 Relative humidity  +20℃ 98%
 Vibration freq. atthe fixed position  3G, 1~50Hz amplitude 0.5mm
 concussion  (60~100) time/minute、Acceleration≤4g
 Altitude  2000米
 Installation direction  Random
 International Protection  IP68
]]>
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SEV300AH high voltage DC contactor https://www.l-heng.com/product/sev300ah/ https://www.l-heng.com/product/sev300ah/#respond Wed, 27 Sep 2023 09:28:14 +0000 https://www.l-heng.com/?post_type=product&p=966 FEATURES:

 

Suitable for new energy electric vehicles, charging facilities, photovoltaic, wind power generation systems, automotive air conditioning, communication power, UPS, power and other electrical control circuit of the switch control, with small size, large load capacity, no spark, long service life, maintenance simple and other characteristics, by users. 1 DC high voltage power: the product cavity filled with rare mixed gas, arc cooling capacity, 2 control load capacity: with 30A-1000A, working voltage range of 5-1000VDC load capacity; 3 safety: insulation structure, can be in flammable or hazardous environment work, coil and contacts will not oxidation and pollution; 4, compared with similar products small size, light weight, power consumption. The product in accordance with the standard JB2286-78, JB3974-85, YD / 585-92, YD / T512-92 requirements; after the factory and relevant test unit test, meet the requirements of the standard specification, users use for many years, maximum to meet user needs, quality and reliable.

 

 

MODEL IMPLICATION:

 

USES:

The utility model has the advantages that the utility model is provided with one normally open contact, which is suitable for charging piles, electric four wheeled vehicles, new energy vehicles, energy saving and environmental protection systems, road traffic lighting systems, programmable power supply and uninterruptible power supply equipment.

 

TECHNICAL PARAMETERS:  (Version 2.82)

 SAYOON Product Type

 SEV300AH

 Contact form  1 NO(SPST-NO) or 1NC(SPST-NC)
 Coil Rated voltage(DC V)  12-24V,36-48V,60-72V,9-36V etc.
 Contact voltage(DC V)  5-1000V
 Contact circuit rated load current (DC-1)  300A
 Typical voltage drop across contacts per 100A  ≯80mV
 the cooling pull-in voltage at (20±5)℃ (V)  ≯70%
 the cooling drop-out voltage at (20±5)℃(V)  ≯35%,≮5%
 Working voltage range of 40 degrees celsius coil  0.8-1.2Us
 Drop-out time(n/o contacts to open)  80ms
 Pull-in time (n/o contacts to close)  20ms
 connect the maximum contact bounce time  10ms
 Disconnect the maximum contact bounce time  7ms
 Insulation Resistance  100MΩ
 Electric strength to resist  50Hz/60Hz 2200VAC 1minute
 Typical fault currents which can be ruptured  1000A/5ms at 48V DC
 Coil power (W)  H: Start30-50,Keep1.5-5
 Temperature rise of coil (K)  ≤45
 Temperature rise on outgoing terminal (K)  ≤65
 Electric life  20000 times
 Mechanical life  300 thousand times
 Work specification  Continuous
 Contact material  Alloy
 Inrush time(Max)  130ms
 Maximum switching current  2000A 320VDC(More than 1 times)
 Maximum switching power  640kW
 Load terminal type  M8 Rose
 Coil terminal type  0.3 square silicone wire, 390mm long
 Auxiliary contact rated load (choose)  3A/30VDC
 Testing organization certification  CCC,CE,FCC,RoHS

Note:As regarding to the different using environments of customers which requires different focus of the functions,and in order to improve the comprehensive properties of our products,sayoon may adjust the coil parameters,temperature rise and so on. The above parameters are for reference only, For details, please refer to the guidelines for selection and use of the SAYOON DC contactor.

 

LOAD CHARACTERISTIC CURVE:

INSTALLATION DIAGRAM:

 

WIRING DIAGRAM:

COIL TEMPERATURE CURVE:

 

 

MECHANICAL ABILITY and USE of the ENVIRONMENT:

 Contact lead M8 tightening torque(N.m)  ≯9.0 appropriate
 Coil lead mode  Wire dipping tin (Red positive and black negative)
 Ambient temperature  -40~+85℃
 Relative humidity  +20℃ 98%
 Vibration freq. atthe fixed position  3G, 1~50Hz amplitude 0.5mm
 concussion  (60~100) time/minute、Acceleration≤4g
 Altitude  2000米
 Installation direction  Random
 International Protection  IP68

 

]]>
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SEV300AD high voltage DC contactor https://www.l-heng.com/product/sev300ad/ https://www.l-heng.com/product/sev300ad/#respond Wed, 27 Sep 2023 09:25:13 +0000 https://www.l-heng.com/?post_type=product&p=956 FEATURES:

 

Suitable for new energy electric vehicles, charging facilities, photovoltaic, wind power generation systems, automotive air conditioning, communication power, UPS, power and other electrical control circuit of the switch control, with small size, large load capacity, no spark, long service life, maintenance simple and other characteristics, by users. 1 DC high voltage power: the product cavity filled with rare mixed gas, arc cooling capacity, 2 control load capacity: with 30A-1000A, working voltage range of 5-1000VDC load capacity; 3 safety: insulation structure, can be in flammable or hazardous environment work, coil and contacts will not oxidation and pollution; 4, compared with similar products small size, light weight, power consumption. The product in accordance with the standard JB2286-78, JB3974-85, YD / 585-92, YD / T512-92 requirements; after the factory and relevant test unit test, meet the requirements of the standard specification, users use for many years, maximum to meet user needs, quality and reliable.

 

 

MODEL IMPLICATION:

USES:

The utility model has the advantages that the utility model is provided with one normally open contact, which is suitable for charging piles, electric four wheeled vehicles, new energy vehicles, energy saving and environmental protection systems, road traffic lighting systems, programmable power supply and uninterruptible power supply equipment.

 

TECHNICAL PARAMETERS:  (Version 2.95)

 SAYOON Product Type

 SEV300AD

 Contact form  1 NO(SPST-NO) or 1NC(SPST-NC)
 Coil Rated voltage(DC V)  DC6V,12V,24V,36V,48V,60V,72V,84V,120V,150V,DC220V,AC220V etc.
 Contact voltage(DC V)  5-1000V
 Contact circuit rated load current (DC-1)  300A
 Typical voltage drop across contacts per 100A  ≯80mV
 the cooling pull-in voltage at (20±5)℃ (V)  ≯70%
 the cooling drop-out voltage at (20±5)℃(V)  ≯35%,≮5%
 Working voltage range of 40 degrees celsius coil  0.8-1.2Us
 Drop-out time(n/o contacts to open)  30ms
 Pull-in time (n/o contacts to close)  5ms
 connect the maximum contact bounce time  10ms
 Disconnect the maximum contact bounce time  7ms
 Insulation Resistance  100MΩ
 Electric strength to resist  50Hz/60Hz 2200VAC 1minute
 Typical fault currents which can be ruptured  1000A/5ms at 48V DC
 Coil power (W)  8-20
 Temperature rise of coil (K)  ≤55
 Temperature rise on outgoing terminal (K)  ≤65
 Electric life  20000 times
 Mechanical life  300 thousand times
 Work specification  Continuous
 Contact material  Alloy
 Inrush time(Max)  130ms
 Maximum switching current  2000A 320VDC(More than 1 times)
 Maximum switching power  640kW
 Load terminal type  M8 Rose
 Coil terminal type  0.3 square silicone wire, 390mm long
 Auxiliary contact rated load (choose)  3A/30VDC
 Testing organization certification  CCC,CE,FCC,RoHS

Note:As regarding to the different using environments of customers which requires different focus of the functions,and in order to improve the comprehensive properties of our products,sayoon may adjust the coil parameters,temperature rise and so on. The above parameters are for reference only, For details, please refer to the guidelines for selection and use of the SAYOON DC contactor.

 

LOAD CHARACTERISTIC CURVE:

INSTALLATION DIAGRAM:

 

WIRING DIAGRAM:

COIL TEMPERATURE CURVE:

 

 

MECHANICAL ABILITY and USE of the ENVIRONMENT:

 Contact lead M8 tightening torque(N.m)  ≯9.0 appropriate
 Coil lead mode  Wire dipping tin
 Ambient temperature  -40~+85℃
 Relative humidity  +20℃ 98%
 Vibration freq. atthe fixed position  3G, 1~50Hz amplitude 0.5mm
 concussion  (60~100) time/minute、Acceleration≤4g
 Altitude  2000米
 Installation direction  Random
 International Protection  IP68
]]>
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SEV250AH high voltage DC contactor https://www.l-heng.com/product/sev250ah/ https://www.l-heng.com/product/sev250ah/#respond Wed, 27 Sep 2023 09:21:02 +0000 https://www.l-heng.com/?post_type=product&p=946 FEATURES:

 

Suitable for new energy electric vehicles, charging facilities, photovoltaic, wind power generation systems, automotive air conditioning, communication power, UPS, power and other electrical control circuit of the switch control, with small size, large load capacity, no spark, long service life, maintenance simple and other characteristics, by users. 1 DC high voltage power: the product cavity filled with rare mixed gas, arc cooling capacity, 2 control load capacity: with 30A-1000A, working voltage range of 5-1000VDC load capacity; 3 safety: insulation structure, can be in flammable or hazardous environment work, coil and contacts will not oxidation and pollution; 4, compared with similar products small size, light weight, power consumption. The product in accordance with the standard JB2286-78, JB3974-85, YD / 585-92, YD / T512-92 requirements; after the factory and relevant test unit test, meet the requirements of the standard specification, users use for many years, maximum to meet user needs, quality and reliable.

 

 

MODEL IMPLICATION:

 

USES:

The utility model has the advantages that the utility model is provided with one normally open contact, which is suitable for charging piles, electric four wheeled vehicles, new energy vehicles, energy saving and environmental protection systems, road traffic lighting systems, programmable power supply and uninterruptible power supply equipment.

 

TECHNICAL PARAMETERS:  (Version 2.82)

 SAYOON Product Type

 SEV250AH

 Contact form  1 NO(SPST-NO) or 1NC(SPST-NC)
 Coil Rated voltage(DC V)  12-24V,36-48V,60-72V,9-36V etc.
 Contact voltage(DC V)  5-1000V
 Contact circuit rated load current (DC-1)  250A
 Typical voltage drop across contacts per 100A  ≯80mV
 the cooling pull-in voltage at (20±5)℃ (V)  ≯70%
 the cooling drop-out voltage at (20±5)℃(V)  ≯35%,≮5%
 Working voltage range of 40 degrees celsius coil  0.8-1.2Us
 Drop-out time(n/o contacts to open)  80ms
 Pull-in time (n/o contacts to close)  20ms
 connect the maximum contact bounce time  10ms
 Disconnect the maximum contact bounce time  7ms
 Insulation Resistance  100MΩ
 Electric strength to resist  50Hz/60Hz 2200VAC 1minute
 Typical fault currents which can be ruptured  1000A/5ms at 48V DC
 Coil power (W)  H: Start30-50,Keep1.5-5
 Temperature rise of coil (K)  ≤45
 Temperature rise on outgoing terminal (K)  ≤65
 Electric life  20000 times
 Mechanical life  300 thousand times
 Work specification  Continuous
 Contact material  Alloy
 Inrush time(Max)  130ms
 Maximum switching current  2000A 320VDC(More than 1 times)
 Maximum switching power  640kW
 Load terminal type  M8 Rose
 Coil terminal type  0.3 square silicone wire, 390mm long
 Auxiliary contact rated load (choose)  3A/30VDC
 Testing organization certification  CCC,CE,FCC,RoHS

Note:As regarding to the different using environments of customers which requires different focus of the functions,and in order to improve the comprehensive properties of our products,sayoon may adjust the coil parameters,temperature rise and so on. The above parameters are for reference only, For details, please refer to the guidelines for selection and use of the SAYOON DC contactor.

 

LOAD CHARACTERISTIC CURVE:

INSTALLATION DIAGRAM:

 

WIRING DIAGRAM:

COIL TEMPERATURE CURVE:

 

 

MECHANICAL ABILITY and USE of the ENVIRONMENT:

 Contact lead M8 tightening torque(N.m)  ≯9.0 appropriate
 Coil lead mode  Wire dipping tin (Red positive and black negative)
 Ambient temperature  -40~+85℃
 Relative humidity  +20℃ 98%
 Vibration freq. atthe fixed position  3G, 1~50Hz amplitude 0.5mm
 concussion  (60~100) time/minute、Acceleration≤4g
 Altitude  2000米
 Installation direction  Random
 International Protection  IP68

 

 

订货需知:

 三佑产品型号

 SEV250AH

 每只净重  409克
 安装支架种类  L立式(默认)

订货时请写明如下内容:名称,完整型号,控制线圈电压规格,安装架类型,是否带辅助触头,定货数量。例如:高压直流接触器SEV200AH/24V 100只,表示负载额定电流200A,线圈控制电压24V,不带辅助,默认安装支架,购买100只。特殊电压规格产品,如用户需要可以特殊订货。

产品认证:

  

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SEV250AD high voltage DC contactor https://www.l-heng.com/product/sev250ad/ https://www.l-heng.com/product/sev250ad/#respond Wed, 27 Sep 2023 09:18:27 +0000 https://www.l-heng.com/?post_type=product&p=936 FEATURES:

 

Suitable for new energy electric vehicles, charging facilities, photovoltaic, wind power generation systems, automotive air conditioning, communication power, UPS, power and other electrical control circuit of the switch control, with small size, large load capacity, no spark, long service life, maintenance simple and other characteristics, by users. 1 DC high voltage power: the product cavity filled with rare mixed gas, arc cooling capacity, 2 control load capacity: with 30A-1000A, working voltage range of 5-1000VDC load capacity; 3 safety: insulation structure, can be in flammable or hazardous environment work, coil and contacts will not oxidation and pollution; 4, compared with similar products small size, light weight, power consumption. The product in accordance with the standard JB2286-78, JB3974-85, YD / 585-92, YD / T512-92 requirements; after the factory and relevant test unit test, meet the requirements of the standard specification, users use for many years, maximum to meet user needs, quality and reliable.

 

 

MODEL IMPLICATION:

 

USES:

The utility model has the advantages that the utility model is provided with one normally open contact, which is suitable for charging piles, electric four wheeled vehicles, new energy vehicles, energy saving and environmental protection systems, road traffic lighting systems, programmable power supply and uninterruptible power supply equipment.

 

TECHNICAL PARAMETERS:  (Version 2.95)

 SAYOON Product Type

 SEV250AD

 Contact form  1 NO(SPST-NO) or 1NC(SPST-NC)
 Coil Rated voltage(DC V)  DC6V,12V,24V,36V,48V,60V,72V,84V,120V,150V,DC220V,AC220V etc.
 Contact voltage(DC V)  5-1000V
 Contact circuit rated load current (DC-1)  250A
 Typical voltage drop across contacts per 100A  ≯80mV
 the cooling pull-in voltage at (20±5)℃ (V)  ≯70%
 the cooling drop-out voltage at (20±5)℃(V)  ≯35%,≮5%
 Working voltage range of 40 degrees celsius coil  0.8-1.2Us
 Drop-out time(n/o contacts to open)  30ms
 Pull-in time (n/o contacts to close)  5ms
 connect the maximum contact bounce time  10ms
 Disconnect the maximum contact bounce time  7ms
 Insulation Resistance  100MΩ
 Electric strength to resist  50Hz/60Hz 2200VAC 1minute
 Typical fault currents which can be ruptured  1000A/5ms at 48V DC
 Coil power (W)  8-20
 Temperature rise of coil (K)  ≤55
 Temperature rise on outgoing terminal (K)  ≤65
 Electric life  20000 times
 Mechanical life  300 thousand times
 Work specification  Continuous
 Contact material  Alloy
 Inrush time(Max)  130ms
 Maximum switching current  2000A 320VDC(More than 1 times)
 Maximum switching power  640kW
 Load terminal type  M8 Rose
 Coil terminal type  0.3 square silicone wire, 390mm long
 Auxiliary contact rated load (choose)  3A/30VDC
 Testing organization certification  CCC,CE,FCC,RoHS

Note:As regarding to the different using environments of customers which requires different focus of the functions,and in order to improve the comprehensive properties of our products,sayoon may adjust the coil parameters,temperature rise and so on. The above parameters are for reference only, For details, please refer to the guidelines for selection and use of the SAYOON DC contactor.

 

LOAD CHARACTERISTIC CURVE:

INSTALLATION DIAGRAM:

 

WIRING DIAGRAM:

COIL TEMPERATURE CURVE:

 

MECHANICAL ABILITY and USE of the ENVIRONMENT:

 Contact lead M8 tightening torque(N.m)  ≯9.0 appropriate
 Coil lead mode  Wire dipping tin
 Ambient temperature  -40~+85℃
 Relative humidity  +20℃ 98%
 Vibration freq. atthe fixed position  3G, 1~50Hz amplitude 0.5mm
 concussion  (60~100) time/minute、Acceleration≤4g
 Altitude  2000米
 Installation direction  Random
 International Protection  IP68

 

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SEV200AH high voltage DC contactor https://www.l-heng.com/product/sev200ah/ https://www.l-heng.com/product/sev200ah/#respond Wed, 27 Sep 2023 09:15:43 +0000 https://www.l-heng.com/?post_type=product&p=925 FEATURES:

 

Suitable for new energy electric vehicles, charging facilities, photovoltaic, wind power generation systems, automotive air conditioning, communication power, UPS, power and other electrical control circuit of the switch control, with small size, large load capacity, no spark, long service life, maintenance simple and other characteristics, by users. 1 DC high voltage power: the product cavity filled with rare mixed gas, arc cooling capacity, 2 control load capacity: with 30A-1000A, working voltage range of 5-1000VDC load capacity; 3 safety: insulation structure, can be in flammable or hazardous environment work, coil and contacts will not oxidation and pollution; 4, compared with similar products small size, light weight, power consumption. The product in accordance with the standard JB2286-78, JB3974-85, YD / 585-92, YD / T512-92 requirements; after the factory and relevant test unit test, meet the requirements of the standard specification, users use for many years, maximum to meet user needs, quality and reliable.

 

 

MODEL IMPLICATION:

 

USES:

The utility model has the advantages that the utility model is provided with one normally open contact, which is suitable for charging piles, electric four wheeled vehicles, new energy vehicles, energy saving and environmental protection systems, road traffic lighting systems, programmable power supply and uninterruptible power supply equipment.

 

TECHNICAL PARAMETERS:  (Version 2.82)

 SAYOON Product Type

 SEV200AH

 Contact form  1 NO(SPST-NO) or 1NC(SPST-NC)
 Coil Rated voltage(DC V)  12-24V,36-48V,60-72V,9-36V etc.
 Contact voltage(DC V)  5-1000V
 Contact circuit rated load current (DC-1)  200A
 Typical voltage drop across contacts per 100A  ≯80mV
 the cooling pull-in voltage at (20±5)℃ (V)  ≯70%
 the cooling drop-out voltage at (20±5)℃(V)  ≯35%,≮5%
 Working voltage range of 40 degrees celsius coil  0.8-1.2Us
 Drop-out time(n/o contacts to open)  80ms
 Pull-in time (n/o contacts to close)  20ms
 connect the maximum contact bounce time  10ms
 Disconnect the maximum contact bounce time  7ms
 Insulation Resistance  100MΩ
 Electric strength to resist  50Hz/60Hz 2200VAC 1minute
 Typical fault currents which can be ruptured  1000A/5ms at 48V DC
 Coil power (W)  H: Start30-50,Keep1.5-5
 Temperature rise of coil (K)  ≤45
 Temperature rise on outgoing terminal (K)  ≤65
 Electric life  20000 times
 Mechanical life  300 thousand times
 Work specification  Continuous
 Contact material  Alloy
 Inrush time(Max)  130ms
 Maximum switching current  2000A 320VDC(More than 1 times)
 Maximum switching power  640kW
 Load terminal type  M8 Rose
 Coil terminal type  0.3 square silicone wire, 390mm long
 Auxiliary contact rated load (choose)  3A/30VDC
 Testing organization certification  CCC,CE,FCC,RoHS

Note:As regarding to the different using environments of customers which requires different focus of the functions,and in order to improve the comprehensive properties of our products,sayoon may adjust the coil parameters,temperature rise and so on. The above parameters are for reference only, For details, please refer to the guidelines for selection and use of the SAYOON DC contactor.

 

LOAD CHARACTERISTIC CURVE:

 

INSTALLATION DIAGRAM:

 

WIRING DIAGRAM:

COIL TEMPERATURE CURVE:

 

 

MECHANICAL ABILITY and USE of the ENVIRONMENT:

 Contact lead M8 tightening torque(N.m)  ≯9.0 appropriate
 Coil lead mode  Wire dipping tin (Red positive and black negative)
 Ambient temperature  -40~+85℃
 Relative humidity  +20℃ 98%
 Vibration freq. atthe fixed position  3G, 1~50Hz amplitude 0.5mm
 concussion  (60~100) time/minute、Acceleration≤4g
 Altitude  2000米
 Installation direction  Random
 International Protection  IP68

 

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SEV200FD high voltage DC contactor https://www.l-heng.com/product/sev200fd/ https://www.l-heng.com/product/sev200fd/#respond Wed, 27 Sep 2023 09:11:33 +0000 https://www.l-heng.com/?post_type=product&p=914 FEATURES:

 

Suitable for new energy electric vehicles, charging facilities, photovoltaic, wind power generation systems, automotive air conditioning, communication power, UPS, power and other electrical control circuit of the switch control, with small size, large load capacity, no spark, long service life, maintenance simple and other characteristics, by users. 1 DC high voltage power: the product cavity filled with rare mixed gas, arc cooling capacity, 2 control load capacity: with 30A-1000A, working voltage range of 5-1000VDC load capacity; 3 safety: insulation structure, can be in flammable or hazardous environment work, coil and contacts will not oxidation and pollution; 4, compared with similar products small size, light weight, power consumption. The product in accordance with the standard JB2286-78, JB3974-85, YD / 585-92, YD / T512-92 requirements; after the factory and relevant test unit test, meet the requirements of the standard specification, users use for many years, maximum to meet user needs, quality and reliable.

 

 

MODEL IMPLICATION:

 

USES:

The utility model has the advantages that the utility model is provided with one normally open contact, which is suitable for charging piles, electric four wheeled vehicles, new energy vehicles, energy saving and environmental protection systems, road traffic lighting systems, programmable power supply and uninterruptible power supply equipment.

 

TECHNICAL PARAMETERS:  (Version 2.96)

 SAYOON Product Type

 SEV200FD

 Contact form  1 NO(SPST-NO) with auxiliary or 1NC(SPST-NC)
 Coil Rated voltage(DC V)  DC6V,12V,24V,36V,48V,60V,72V,84V,120V,150V,DC220V,AC220V etc.
 Contact voltage(DC V)  5-1000V
 Contact circuit rated load current (DC-1)  200A
 Typical voltage drop across contacts per 100A  ≯80mV
 the cooling pull-in voltage at (20±5)℃ (V)  ≯70%
 the cooling drop-out voltage at (20±5)℃(V)  ≯35%,≮5%
 Working voltage range of 40 degrees celsius coil  0.8-1.2Us
 Drop-out time(n/o contacts to open)  8ms
 Pull-in time (n/o contacts to close)  12ms
 connect the maximum contact bounce time  10ms
 Disconnect the maximum contact bounce time  7ms
 Insulation Resistance  100MΩ
 Electric strength to resist  50Hz/60Hz 2200VAC 1minute
 Typical fault currents which can be ruptured  1000A/5ms at 48V DC
 Coil power (W)  8-20
 Temperature rise of coil (K)  ≤55
 Temperature rise on outgoing terminal (K)  ≤65
 Electric life  20000 times
 Mechanical life  300 thousand times
 Work specification  Continuous
 Contact material  Alloy
 Inrush time(Max)  130ms
 Maximum switching current  2000A 320VDC(More than 1 times)
 Maximum switching power  640kW
 Load terminal type  M8 Rose
 Coil terminal type  0.3 square silicone wire, 390mm long
 Auxiliary contact rated load (choose)  3A/30VDC
 Testing organization certification  CCC,CE,FCC,RoHS

Note:As regarding to the different using environments of customers which requires different focus of the functions,and in order to improve the comprehensive properties of our products,sayoon may adjust the coil parameters,temperature rise and so on. The above parameters are for reference only, For details, please refer to the guidelines for selection and use of the SAYOON DC contactor.

 

LOAD CHARACTERISTIC CURVE:

INSTALLATION DIAGRAM:

 

WIRING DIAGRAM:

COIL TEMPERATURE CURVE:

 

 

MECHANICAL ABILITY and USE of the ENVIRONMENT:

 Contact lead M8 tightening torque(N.m)  ≯9.0 appropriate
 Coil lead mode  Wire dipping tin (Black:Coil,White:Auxiliary swith)
 Ambient temperature  -40~+85℃
 Relative humidity  +20℃ 98%
 Vibration freq. atthe fixed position  3G, 1~50Hz amplitude 0.5mm
 concussion  (60~100) time/minute、Acceleration≤4g
 Altitude  2000M
 Installation direction  Random
 International Protection  IP68
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