High Quality 350A Vaccum Contactor DC High- load Current 600Vdc Controller for EV Charger

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Product Overview

Description

EVQ350 specification

High Quality 350A Vaccum Contactor Dc High- load Current 600Vdc Controller for Charing Piles

1.Coil Specification 
Working voltage range at 20℃
Pull in  Voltage at  20℃

Sustaining voltage  at 20℃
Release voltage  at 20℃

Maximum start up current
[rated voltage]
at 20℃

Rated coil resistance [±5%]at20℃

Average holding current
at 20℃

Energy-saving circuit board
Coil polarity
9-36Vdc
9Vdc

Max.

7.5Vdc

Min.

6Vdc

Min..
3.8A
3.14Ω
0.13A (at 12Vdc)

0.07A (at 24Vdc)



32-95Vdc
32Vdc

Max.

22Vdc

Min

18Vdc

Min.

1.3A
40Ω
0.03A

(at 48Vdc)

2.Functional Parameters
Types
Name
Contactor 
Type of main contactor system
Bridge-form operation(SPST-NO-DM)
Current type
(DC)
Media type when cutting-off
Inactive gas
Operation method
Power-driven
Rating operation system
Uninterrupted 
Rated value and limited value on main contactor
Contact polarity
With polar
Without polar
Rated operation voltage (Ue)
250-900Vdc
Rated operation current
350A (▲2)
Rating short-time tolerance current and duration time 
400A 3000ec./600A 300sec
Maximum cutiting-off voltage( one-time permitted)
2000A 350Vdc
Connecting resistance on contactor(initial )
1mΩ Max.(at 1A)
operating time(at 20℃)
25ms Max.(▲3)
Bounce time(at 20℃)
7ms Max.(▲3)
Release time(at 20℃)
12ms Max.(▲4)
Operation life time
Machinery life time
1×10^5(▲5)
Electricity life time(▲2,▲4)
With polar
See graph-1
Without polar
See graph-2
Dielectric function parameter
Insulation resistance
Initial stage:100MΩ Min.(▲1)
Rated impulse withstand voltage(initial)
Main contact 
AC 2500 Vrms/1mA/1min.(latitude)
Main contactor and coil interface
AC 2500 Vrms/1mA/1min.(latitude)
Machinery function
Impulse 
20Gpeak value,11ms 1/2sinusoid(coil power setup)
Vibration
20Gpeak value,80~2,000Hz,sinusoid
Coil parameter
Rated operation voltage scope
12Vdc,24Vdc
Coil polar

Power-saving circuit board 

Assistant contactor(▲6)

Environmental parameter
Use and storage the environmental temperature scope
-40℃~+85℃
Use and storage the environmental humidity scope 
5%~85% RH.
weight
430±5g
Safety rules and quality management system
CE,CCC

▲1:measure the voltageDC500V,the testing position is as same as dielectric withstanding voltage

▲2:loading category:DC-1,L/R millisecond

▲3:enforce the rated operation voltage on coil, involves the contactor will bounce.

▲4:enforce the rated operation voltage on coil, without diode.

▲5:rated controlling capacity, transforming frequency, connceting and cutting-off ,ON : OFF=0.5second: 0.5second
 


▲6:assistant contactor parameter:2A@30VDC/3A@125VAC,600Vac 50/60Hz 1min

0.022 s.