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DC contactor manufacturer introduction

Company Profile

Zhejiang Dongya Electronic Co., Ltd is a manufacturing enterprise of producing, developing and selling high voltage&low voltage DC contactor, relay, shunt as well as hydraulic circuit breaker.

The products are mainly used in many fields as follows: telecom system, new energy vehicles, electric vehicles, charging pile, engineering machinery, household electrical appliance, converter, solar PV and many other electronic control systems. Our products are exported to the United States, Canada, Italy, Brazil, Turkey, India, Mexico, Germany, New Zealand and many other countries and also sold in the regions of Taiwan and Hong Kong.

We are professional DC contactor maker that are dedicated to providing high-quality products and excellent services for customers. Our main customers are Huawei, Delta, Vertiv, Siemens, ZTE, Baic Yinxiang, Sinexcel and so on.

Dongya has advanced technology, equipment and rich experience, and also have all abilities and resources about the product design, mold manufacturing, parts processing, assembly, calibration and inspection. For many years, with the spirit of "preciseness, refinement, credibility and innovation", Dongya has always been improving the manufacturing technology and equipment to raise the level of technology and product quality.

TEL: 0086-577-62812228, 0086-577-62815712

FAX: 0086-577-62815722

E-mail: dongya@cndongya.com

 

product description

DC contactor BZJ-100D

DC contactor manufacturer introduction_DC contactor BZJ-100D

FEATURES

  • 100A Contact Switching capability
  • SPST-NC Contact Arrangement
  • Max. Coil Power Waste:10.5W
  • Application:For Electric Control System Of Communication Power Supply、Engineering Machine、Electro-motion Forklift、Motor Car、Train、Watercraft and UPS etc.
  • Technique Criterion:GB14048.4-2003
  • TUV File No.:50054080
  • CCC File No.:2004010304116987
  • UL  File No.:E145623

PECIFICATIONS

Model No. BZJ—100D/
Contact Arrangement 1D (SPST-NC)
Contact Material AgCdO
Contact Rating(at Resistive Load) 100A 48VDC
  100A 250VAC
Max. Switching Voltage 60VDC,250VAC
Max. Switching Power 25000VA
Endurance of Over Loading Current(7Ie/10S) 700A/10S
Coil Rated Voltage (12、24、48、60、72、120 )VDC,etc.
Pick-up Voltage (40~70)% of coil rated voltage
Drop-out Voltage (5~30)% of coil rated voltage
Contact Pressure Drop At most 30mV when 100A
Insulation Resistance Min. 100MΩ at 500VDC
Dielectric Strength 1000VAC 50 HZ/60 HZ (1 minute)
(Between Insulated Electric Parts)  
Operate Time Max. 50mSec.
Release Time Max. 50mSec.
Ambient Temperature -40℃~+60℃
The shocking of fixed point (10~200)HZ、Acceleration≤3.5g
Shocking (60~100) time/minute、Acceleration≤4g
Mechanical Life 100,000 Operations (no load)
Electrical Life 50,000 Operations (at rated load)

 

DC contactor ZLJM-80D

DC contactor manufacturer introduction_DC contactor ZLJM-80D

FEATURES

  • 80A Contact Switching capability
  • SPST-NO Contact Arrangement
  • Max. Coil Power Waste: 6W
  • Application:For Electric Control System Of Communication Power Supply、Engineering Machine、Electromotion Forklift、Motor Car、Train、Watercraft and UPS etc.
  • Technical Specification:GB14048.4-2003

Specification

Model No. ZLJM—80D/
Contact Arrangement 1H (SPST-NO)
Contact Material AgCdO(12)
Contact Rating(at Resistive Load) 80A 72VDC
  80A 250VAC
Max. Switching Voltage 80VDC,250VAC
Max. Switching Power 20000VA
Endurance of Over Loading Current(7Ie/10S) 560A/10S
Coil Rated Voltage 12,24,30, 48, 60,72,96,120 VDC
Pick-up Voltage (40~70) % of coil rated voltage
Drop-out Voltage (5~30) % of coil rated voltage
Contact Pressure Drop Max 30mv when at 50A
Insulation Resistance Min. 100MΩ at 500VDC
Dielectric Strength 1000VAC 50 HZ/60 HZ (1 minute)
(Between Insulated Electric Parts)  
Pick-up Time Max. 50mSec.
Release Time Max. 50mSec.
Ambient Temperature -25℃~+60℃
The shocking of fixed point (10~200)HZ、Acceleration≤3.5g
Shocking (60~100) time/minute、Acceleration≤4g
Mechanical Life 100,000 Operations (no load)
Electrical Life 50,000 Operations (at rated load)