High Voltage DC Contactor manufacturer

Supplier introduction

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

High Voltage DC Contactor DH50C

FEATURE

50A Contact switch capacity, Small volume；
A set of bridge type N.O.contacts contact circuit has "+", "-" polarity；
Application：Telecom equipment、Solar system、 Engineering machinery、Electromobile、Electric vehicle、Charging system、Train、Ships、UPS etc.；
Safety Approvals：CCC
Comply with the ROHS

SPECIFICATION

Product No.	DH50C□ANA
Contact type	1H (SPST-NO)
Contact material	Cu Alloy
Rated load current of contact(Resistive load)	50A×450V DC (DC-1)
Contact voltage drop	50A@max.80mV
Insulation resistance	Min. 100MΩ @ 500VDC
Dielectric strength	2200VAC 50 Hz/60 Hz (1 minute)
（Between Insulated Electric Parts）
Pick-up time	Max. 20ms.
Release time	Max. 10ms.
Operating ambient temperature	-40℃~+85℃
Storage ambient temperature	-55℃~+120℃
Relative humidity	20%～90% RH
Vibration（Sinusoid、80～2000HZ、peak）	(80～2000)HZ，≤20g
Shock（11ms,1/2 Sinusoid、peak、pick-up）	≤20g
Mechanical life	300,000times
Electrical life	Please refer to diagram of resistance load life
Pollution level	Ⅲ

Outline mounting dimension and circuit diagram

High Voltage DC Contactor manufacturer_High Voltage DC Contactor drawing

Normal Open 100A DC contactor ZLJM-100A

FEATURES

100A Contact Switching capability
SPST-NO Contact Arrangement
Coil Power Waste : 7.2W.
Application: For Electric Control System Of Communication Power Supply、Engineering Machine、Electromotion Forklift、Motor Car、Train、Watercraft and UPS etc.
TUV file No.：50054080
UL file No.：E145623
CCC file No.：2004010304116988

SPECIFICATIONS

Model No.	ZLJM-100A/24
Contact material	Ag Alloy
Contact Rating	100A 48VDC
Load type	Resistive Load
Pick-up Voltage	（85～110）%V of coil rated voltage
Drop-out Voltage	（5～40）%V of coil rated voltage
Coil voltage range	（85～110）%V of coil rated voltage
Contact Pressure Drop	At raged voltage≤80mV
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 Temper	-40℃~+60℃
The shocking of fixed point	(10～200)HZ、Acceleration≤3.5g
Shocking	(60～100) times/min、Acceleration≤4g
Mechanical Life	100,000 Operations (no load)