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We are the supplier and exporter of low & medium voltage electric equipements: Electric Connectors, Industrial Plugs, XAC Pendent Pushbutton Switches, APP SB Power Connectors ,Contacts,Split Core Transformer, Clamp Transformer, Distribution box, LED Lampes. And crane parts: Electirc Hoist, Terminal Blocks, COB,XAC Pendant Control Stations, Crane Overload Detector, Cut off limit..

railway power connector

KC20 Railway connector

railway connector
Power connector KC20, a new-type railway power connector of large capacity with domestic advanced level, is the patented product developed by our company which has passed the appraisal of Ministry of Railway and has been approved to adopt. Its basic structure and technology have been approved as national patent by national patent bureau. It features the advantages such as low contact resistance, big loading current, low temperature rise, long life time, convenient and laborsaving operation, good waterproof performance and so on. Power connector KC20 (KC 20 series) has passed the test made by vehicle check point of MoR product quality supervision &test center and has been largely assembled to vehicles. The main technical performance is better than that is stipulated in TB2408-92 standard three-phase power connector used for railway vehicles.
KC20 power connector is mainly used for the transmission of three-phase power supply in the railway vehicles with air conditioning, also can be used for the power transmission under other situations.
main performance and parameters
  • nominal voltage:AC 500V
  • nominal current:425A
  • voltage withstand:AC 3000V/min,50Hz
  • contact resistance:≤0.0002Ω
  • insulation resistance:normal condition≥500MΩ after wet heat test≥2MΩ
  • temperature rise:<60K
  • service life:>1500times
  • weight:12.5Kg
  • outline dimension:443mm×284mm×234mm
service condition
  • environment temperature:-50℃~+50℃
  • relative humidity:up to 95% at +25℃
  • Vibration frequency:
  • Amplitude of vibration:
  • Collision:
  • Atmospheric pressure:
  • Application situation:it is mainly used for the transmission of three-phase power supply in the railway vehicles with air conditioning, also can be used for the power transmission under other situations.
railway connector

KC20A Railway connector

Power connector KC20A is the updated product of KC20 power connector. And the exposure parts are all stainless steel. railway connector

KC20D Railway connector

KC20D Railway connector is designed to adapt to DC supply from locomotive to passenger train. Its appearance, structure, installation dimension and operation pattern are totally the same as those of KC20 railway power connector. KC20D power connector has 4 pairs of contact pair with same bore diameter. Every two pairs form the positive pole and negative pole of a unit of direct current. When a large nominal DC current is flown, two units can be connected in parallel. It also can be used in three-phase four-line AC situation. Railway  connector

KC16-4 power connectors

 KC16-4 power connector sizeRailway  connector
Power connector KC16-4 is another new-type patented product developed by our company after power connector of KC20 series. It features low contact resistance, good conduction performance, long lifetime, convenient and laborsaving operation, good waterproof performance etc. The main technical performance is better than that is stipulated in TB2408-92 standard three-phase power connector used for railway vehicles.
KC16-4 power connector adopts shell of light aluminum alloy, stainless steel exposure parts and made of insulation material of high performance and adapts to various ground environment.
KC16-4 power connector has 4 contact pairs with same bore diameter. It can be used in the transmission of three-phase four-line power supply, also can be used for the parallel connection of two units of DC power supply.
main performance and parameters
  • nominal voltage:DC 500V
  • nominal current:250A
  • voltage withstand:AC 3000V/min,50Hz
  • contact resistance:≤0.0002Ω
  • insulation resistance:normal condition≥500MΩ after wet heat test≥2MΩ
  • temperature rise:<60K
  • service life:>1500times
  • weight:
  • outline dimension:412mm×245mm×201mm
service condition
  • environment temperature:-55℃~+55℃
  • relative humidity:up to 95% at +40℃±2℃
  • Vibration frequency:1~10Hz,Amplitude of vibration 7.5mm
    10~50Hz,Amplitude of vibration 0.6mm
  • Amplitude of vibration:
  • Collision:10~40times/Min 250m/s2
  • Atmospheric pressure:
  • Application situation:It adapts to the transmission of three-phase power supply under various situations.
 KC16-4 power connector sizeRailway  connector

KC8-4 connectors

 KC8-4 power connector
KC8-4 power connector adopts advanced pattern of large coverage and features the advantages of extremely low contact resistance, good conduction performance etc. The aluminum alloy shell features light weight, good shockproof and waterproof performance.
KC8-4 power connector is applied for the transmission of three-phase power supply in the railway passenger trains, also can be used for the power transmission under other situations.
main performance and parameters
  • nominal voltage:AC 500V 50Hz
  • nominal current:100A
  • voltage withstand:AC 3000V/min,50Hz
  • contact resistance:≤0.0002Ω
  • insulation resistance:normal condition≥500MΩ after wet heat test≥2MΩ
  • temperature rise:<60K
  • service life:>1500times
  • weight:
  • outline dimension:229mm×176mm×178mm
service condition
  • environment temperature:-55℃~+55℃
  • relative humidity:up to 95% at +40℃±2℃
  • Vibration frequency:1~10Hz,Amplitude of vibration 7.5mm 10~50Hz,Amplitude of vibration 0.6mm
  • Amplitude of vibration:
  • Collision:10~40times/Min 250m/s2
  • Atmospheric pressure:
  • Application situation:It is applied for the transmission of three-phase power supply in the railway passenger trains, also can be used for the power transmission under other situations.
 KC8-4 power connector

KC10-2power connector

 KC10-2 power connector
KC10-2 power connector adopts advanced pattern of self locking and features the advantages of low contact resistance, good conduction performance etc. The aluminum alloy shell features light weight, good shockproof and waterproof performance.
KC10-2 power connector is applied for the transmission of single-phase power supply in the railway passenger trains, also can be used for the power transmission under other situations.
main performance and parameters
  • nominal voltage:AC 250V
  • nominal current:150A
  • voltage withstand:AC 2500V/min,50Hz
  • contact resistance:≤0.0002Ω
  • insulation resistance:normal condition≥500MΩ after wet heat test≥2MΩ
  • temperature rise:<60K
  • service life:>500times
  • weight:
  • outline dimension:250mm×176mm×178mm
service condition
  • environment temperature:-55℃~+70℃
  • relative humidity:up to 95% at +25℃
  • Vibration frequency:1~10Hz,Amplitude of vibration 7.5mm 10~50Hz,Amplitude of vibration 0.6mm
  • Amplitude of vibration:
  • Collision:10~40times/Min 250m/s2
  • Atmospheric pressure:
  • Application situation:
 KC10-2 power connector

SC21-KN electrical connector

SC21-KN electrical connector
SC21-KN electric connector consists of plug, receptacle, locating block and fixed socket. The contact pair adopts the advanced spring coil pattern. With good material and gilt surface, the spring coil features extremely low contact resistance, good conduction performance and good stability under dynamic state, reliable contact etc. The shell of aluminum alloy features light weight. Oblique installation of receptacle can be efficiently rainproof.
SC21-KN electric connector can exchange with connector of the same type (SC21) for use.
main performance and parameters
  • nominal voltage:DC 110V
  • nominal current:100A
  • voltage withstand:AC 1500V/min,50Hz
  • contact resistance:≤0.002Ω
  • insulation resistance:normal condition≥500MΩ after wet heat test≥2MΩ
  • temperature rise:<60K
  • service life:>1500times
  • weight:
  • outline dimension:172mm×100mm×100mm
service condition
  • environment temperature:-55℃~+55℃
  • relative humidity:up to 95% at +40℃±2℃
  • Vibration frequency:1~10Hz,Amplitude of vibration 7.5mm 10~50Hz,Amplitude of vibration 0.6mm
  • Amplitude of vibration:
  • Collision:10~40times/Min 250m/s2
  • Atmospheric pressure:
  • Application situation:
SC21-KN electrical connector

SL21 power connector

SC21-KN SL21 power connector
SL21 power connector consists of 2 contact pairs. The contact pair adopts hyperboloidal wirespring pattern and features extremely low contact resistance, good conduction performance and good anti-vibration performance. The contact pair being gold-plated has much better conduction performance and corrosion prevention performance.
SL21 power connector is applied for the transmission of two-phase power supply in the railway passenger trains, also can be used for the power transmission under other situations.
main performance and parameters
  • nominal voltage:AC 500V/50Hz
  • nominal current:130A
  • voltage withstand:AC 3000V/min,50Hz
  • contact resistance:≤2mΩ
  • insulation resistance:normal condition≥500MΩ after wet heat test≥2MΩ
  • temperature rise:<60K
  • service life:>1500times
  • weight:
  • outline dimension:152mm×240mm×235mm
service condition
  • environment temperature:-40℃~+60℃
  • relative humidity:up to 95% at +40℃±2℃
  • Vibration frequency:1~40Hz Amplitude of vibration 0.75mm
  • Amplitude of vibration:0.75mm
  • Collision:10~40times/Min ≤250m/s2
  • Atmospheric pressure:≥70kPa
  • Application situation:It is applied for the transmission of two-phase power supply in the railway passenger trains, also can be used for the power transmission under other situations.
SC21-KN SL21 power connector

 

Railway connector, railway power connector