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Main Circuit Rating Current: 400a
Main Circuit Rating Voltage: 48
Phase: 0
Brand Name: Jinquan
Model Number: 400D(B)/48-48BW
Place of Origin: China (Mainland)
Specification: 400D(B) 48-48BW
Rated coil voltage: Ue=48V
Maximum coil voltage: 57.6V
Mininum coil voltage: 38.4V
Load current: 400A
Dielectric strength: 50HZ
Coil resistance: 570.8-670
Mechanical life: 10,0000 times
Electric life: 1000 times
Weight: 0.8kg

Specifications

Stable factory supply rate voltage 48v 400 amper normally closed double coils dc contactor for communication indusrty
Stable factory supply rate voltage 48v 400 amper normally closed double coils dc contactor for communication indusrty
Stable factory supply rate voltage 48v 400 amper normally closed double coils dc contactor for communication indusrty
Stable factory supply rate voltage 48v 400 amper normally closed double coils dc contactor for communication indusrty
Stable factory supply rate voltage 48v 400 amper normally closed double coils dc contactor for communication indusrty
Stable factory supply rate voltage 48v 400 amper normally closed double coils dc contactor for communication indusrty

1.
Parameter

Bridge Unicoil closed contacts

Rated coil voltage: Ue=48V

Maximum coil voltage=57.6V

Mininum coil voltage=38.4V

Load current=400A

Dielectric strength=50HZ

Coil resistance =570.8-670

Sucking time 40ms

Releasing time 30ms

Mechanical life= 10,0000 times

Electric life=6000 times

Weight=0.8kg

2. Usage condition

Ambient Temperature: work: - 40 ~ + 60; storage and transportation: - 40 ~ + 70 

Relative humidity: 95% at 40 
Altitude: not more than 2000 meters.

Vibration: 10-55hz,
Amplitude: 0.35mm
Impact: 30m/s2 

3. Standard,safty and environmental protection

(1)Comply with GB14048.4-2003 / IEC60947-4-1:2000 low voltage Switching equipment and control equipment electromechanical contactor and motor Starter standard;

(2)YD/T585-2010General credit distribution equipment technical conditions.

4.Standard,safty and environmental protection

(1)Comply with GB14048.4-2003 / IEC60947-4-1:2000 low voltage Switching equipment and control equipment electromechanical contactor and motor Starter standard;

(2)YD/T585-2010General credit distribution equipment technical conditions.


5.  Order mark standard
Single Phase Dc Electric Contactor 400DB 4848BW bridge double contacts Normal Closed for Control system

6. Current curve
Single Phase Dc Electric Contactor 400DB 4848BW bridge double contacts Normal Closed for Control system

7. the circuit diagram of the configuration, Installation and terminal

Single Phase Dc Electric Contactor 400DB 4848BW bridge double contacts Normal Closed for Control system

8. the schematic diagram of the terminal circuit
Single Pole DC Contactor 200DB4848BW double coil normal close contacts 48V Modular DC Contactor Type for dc motor

9. General description about company

Shenzhen Zhenhua Qunying Electronics CO.,Ltd. Was founded on July 6 , 2012. It's located in in Shenzhen, China's first economic Zone. Our plant was built in 2017. We are Professional manufacturer of Electronics focusing on researching, producing and Selling high(low) pressure Contactor, relay(Magneticretaining relay), shunt Resistor, potentiometer.
Bridge Double Coil Contacts DC Control Contactor Arc SuppressionBridge Double Coil Contacts DC Control Contactor Arc SuppressionBridge Double Coil Contacts DC Control Contactor Arc SuppressionBridge Double Coil Contacts DC Control Contactor Arc Suppression

10. Our mission
A.  Focusing on quality,

B.  Innovation is our life,

C.   Offering best service to Our customers,

D.   Dedicating all the energy to our business,

E.   Thankfulness to all.

We strictly supervise of products' quality and have been trying to Supply the best service and competitive price to our Customers. In order to Guarantee the interest of customers, we organize a Professional technical team To track industry market and researching suitable Products to meet our Customers' needs.


11.High quality Service 
Best Service with after-sales service and consultation,we have an excellent Customer service driven approach to our business, unlike most sites we are Consistently available via sales hotline, email, skype or MSN and always Respond to emails within 30 mins.


12. Packaging and Shipping

(1) Packaging
Export carton, or customers requirements.

(2)shipping 
by air or by sea(FOB port: Shenzhen,Guangzhou), by express(DHL, UPS, TNT, FEDEX)