SZJ Series – 乐清立衡电气 https://www.l-heng.com Yueqing Liheng Electric Co.,Ltd Mon, 21 Apr 2025 03:57:05 +0000 en-US hourly 1 https://wordpress.org/?v=6.8 https://i0.wp.com/www.l-heng.com/wp-content/uploads/2023/10/cropped-LH-LOGO.jpg?fit=32%2C32&ssl=1 SZJ Series – 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)

 

]]> https://www.l-heng.com/product/szj1000a-dc-contactor/feed/ 0 1319 SZJ1000A DC contactor https://www.l-heng.com/product/szj1000a/ https://www.l-heng.com/product/szj1000a/#respond Sat, 23 Sep 2023 07:18:17 +0000 https://www.l-heng.com/?post_type=product&p=834 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)

 

]]> https://www.l-heng.com/product/szj1000a/feed/ 0 834 SZJ800A DC contactor https://www.l-heng.com/product/szj800a-dc-contactor/ https://www.l-heng.com/product/szj800a-dc-contactor/#respond Sat, 23 Sep 2023 07:14:22 +0000 https://www.l-heng.com/?post_type=product&p=823 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 2.54)

 SAYOON Product Type

 SZJ800A
 Contact form  1 NO
 Coil Rated voltage(DC V)  6V,12V,24V,36V,48V,60V,72V,84V,120V,150V etc.
 Contact voltage(DC V)  ≤80V
 Rated load current of contact 48V circuit (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)  ≯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  2000A/5ms at 48V DC
 Coil power (W)  Start:120-170,Keep:6-12
 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  Ag alloy
 Load terminal type  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)

 

]]> https://www.l-heng.com/product/szj800a-dc-contactor/feed/ 0 823 SZJB600A DC contactor https://www.l-heng.com/product/szjb600a/ https://www.l-heng.com/product/szjb600a/#respond Sat, 23 Sep 2023 06:08:43 +0000 https://www.l-heng.com/?post_type=product&p=812 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 close 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 1.53)

 SAYOON Product Type

 SZJB600A
 Contact form  1 NC
 Coil Rated voltage(DC V)  6V,12V,24V,36V,48V,60V,72V,84V,120V,150V etc.
 Contact voltage(DC V)  ≤80V
 Rated load current of contact 48V circuit (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)  ≯40%,≮5%
 Working voltage range of 40 degrees celsius coil  0.8-1.2Us
 Drop-out time(n/o contacts to open)  20ms
 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  2000A/5ms at 48V DC
 Coil power (W)  Start:200-240,Keep:3-8
 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  Ag alloy
 Load terminal type  M12 Rose
 Coil terminal type  M4 Rose
 Auxiliary contact rated load (choose)  2A/48VDC, 5A/24VDC，1NO 1NC
 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 M12 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)

 

]]> https://www.l-heng.com/product/szjb600a/feed/ 0 812 SZJ600A DC contactor https://www.l-heng.com/product/szj600a/ https://www.l-heng.com/product/szj600a/#respond Sat, 23 Sep 2023 06:04:14 +0000 https://www.l-heng.com/?post_type=product&p=800 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 2.43)

 SAYOON Product Type

 SZJ600A
 Contact form  1 NO
 Coil Rated voltage(DC V)  6V,12V,24V,36V,48V,60V,72V,84V,120V,150V etc.
 Contact voltage(DC V)  ≤80V
 Rated load current of contact 48V circuit (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)  ≯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)  10ms
 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  2000A/5ms at 48V DC
 Coil power (W)  Start:120-170,Keep:6-13
 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  Ag alloy
 Load terminal type  M12 Rose
 Coil terminal type  M4 Rose
 Auxiliary contact rated load (choose)  2A/48VDC, 5A/24VDC
 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 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)

 

]]> https://www.l-heng.com/product/szj600a/feed/ 0 800 SZJB400A DC contactor https://www.l-heng.com/product/szjb400a/ https://www.l-heng.com/product/szjb400a/#respond Sat, 23 Sep 2023 05:59:29 +0000 https://www.l-heng.com/?post_type=product&p=788 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 close 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 1.61)

 SAYOON Product Type

 SZJB400A
 Contact form  1 NC
 Coil Rated voltage(DC V)  6V,12V,24V,36V,48V,60V,72V,84V,120V,150V etc.
 Contact voltage(DC V)  ≤80V
 Rated load current of contact 48V circuit (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)  ≯40%,≮5%
 Working voltage range of 40 degrees celsius coil  0.8-1.2Us
 Drop-out time(n/o contacts to open)  20ms
 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  1500A/5ms at 48V DC
 Coil power (W)  Start:200-240,Keep:3-8
 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  Ag alloy
 Load terminal type  M10 Rose
 Coil terminal type  M4 Rose
 Auxiliary contact rated load (choose)  2A/48VDC, 5A/24VDC，1NO 1NC
 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 M10 tightening torque(N.m)  ≯20.5 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)

 

]]> https://www.l-heng.com/product/szjb400a/feed/ 0 788 SZJ400A DC contactor https://www.l-heng.com/product/szj400a/ https://www.l-heng.com/product/szj400a/#respond Sat, 23 Sep 2023 05:54:45 +0000 https://www.l-heng.com/?post_type=product&p=776 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 2.46)

 SAYOON Product Type

 SZJ400A
 Contact form  1 NO
 Coil Rated voltage(DC V)  6V,12V,24V,36V,48V,60V,72V,84V,120V,150V etc.
 Contact voltage(DC V)  ≤80V
 Rated load current of contact 48V circuit (A)  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)  ≯40%,≮5%
 Working voltage range of 40 degrees celsius coil  0.8-1.2Us
 Drop-out time(n/o contacts to open)  25ms
 Pull-in time (n/o contacts to close)  10ms
 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  1500A/5ms at 48V DC
 Coil power (W)  Start:120-170,Keep:5-11
 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  Ag alloy
 Load terminal type  M10 Rose
 Coil terminal type  M4 Rose
 Auxiliary contact rated load (choose)  2A/48VDC, 5A/24VDC
 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 M10 tightening torque(N.m)  ≯20.5 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)

 

]]> https://www.l-heng.com/product/szj400a/feed/ 0 776 SZJB300A-D DC contactor https://www.l-heng.com/product/szjb300a-d-dc-contactor/ https://www.l-heng.com/product/szjb300a-d-dc-contactor/#respond Thu, 21 Sep 2023 07:09:06 +0000 https://www.l-heng.com/?post_type=product&p=763 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 close 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 1.81)

 SAYOON Product Type

 SZJB300A-D
 Contact form  1 NC
 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)  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)  10ms
 Pull-in time (n/o contacts to close)  20ms
 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  1000A/5ms at 48V/DC
 Coil power (W)  7-15
 Temperature rise of coil (K)  ≤80
 Temperature rise on outgoing terminal (K)  ≤65
 Electric life  20000 times
 Mechanical life  300 thousand times
 Work specification  Continuous
 Contact material  Ag alloy
 Load terminal type  M8 Rose
 Coil terminal type  M4 Rose
 Auxiliary contact rated load (choose)  2A/48VDC, 5A/24VDC，1NO 1NC
 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 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)

 

]]> https://www.l-heng.com/product/szjb300a-d-dc-contactor/feed/ 0 763 SZJ300A DC contactor https://www.l-heng.com/product/szj300a/ https://www.l-heng.com/product/szj300a/#respond Thu, 21 Sep 2023 06:09:13 +0000 https://www.l-heng.com/?post_type=product&p=750 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 2.44)

 SAYOON Product Type

 SZJ300A
 Contact form  1 NO
 Coil Rated voltage(DC V)  6V,12V,24V,36V,48V,60V,72V,84V,120V,150V etc.
 Contact voltage(DC V)  ≤80V
 Rated load current of contact 48V circuit (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)  ≯40%,≮5%
 Working voltage range of 40 degrees celsius coil  0.8-1.2Us
 Drop-out time(n/o contacts to open)  15ms
 Pull-in time (n/o contacts to close)  10ms
 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  1000A/5ms at 48V/DC
 Coil power (W)  Start:120-170,Keep:4-10
 Temperature rise of coil (K)  ≤40
 Temperature rise on outgoing terminal (K)  ≤65
 Electric life  20000 times
 Mechanical life  300 thousand times
 Work specification  Continuous
 Contact material  Ag alloy
 Load terminal type  M8 Rose
 Coil terminal type  M4 Rose
 Auxiliary contact rated load (choose)  2A/48VDC, 5A/24VDC
 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 M10 tightening torque(N.m)  ≯9.0 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)

 

]]> https://www.l-heng.com/product/szj300a/feed/ 0 750 SZJB200A-D DC contactor https://www.l-heng.com/product/szjb200a-d/ https://www.l-heng.com/product/szjb200a-d/#respond Thu, 21 Sep 2023 02:46:00 +0000 https://www.l-heng.com/?post_type=product&p=736 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 close 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 1.73)

 SAYOON Product Type

 SZJB200A-D
 Contact form  1 NC
 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)  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)  10ms
 Pull-in time (n/o contacts to close)  20ms
 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  1000A/5ms at 48V/DC
 Coil power (W)  7-15
 Temperature rise of coil (K)  ≤80
 Temperature rise on outgoing terminal (K)  ≤65
 Electric life  20000 times
 Mechanical life  300 thousand times
 Work specification  Continuous
 Contact material  Ag alloy
 Load terminal type  M8 Rose
 Coil terminal type  M4 Rose
 Auxiliary contact rated load (choose)  2A/48VDC, 5A/24VDC，1NO 1NC
 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 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)

 

]]> https://www.l-heng.com/product/szjb200a-d/feed/ 0 736