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CKJ3 12kV High Voltage Vacuum Contactor

Category

CKJ3 12kV 160A, 250A, 400A, 630A vacuum contactor

Additional information

rated voltage

12kV

rated current

160A, 250A, 400A, 630A

Product Details:

General Introduction

CKJ3 vacuum contactor is mainly used in the power system with AC 50Hz and rated voltage 12kV, for making or breaking circuit and to make electromagnetic starter with suitable protective device and F-C switchgear.

Working Conditions

Altitude above sea should not be over 1,000m;

Ambient temperature is -5~40°C;

Average temperature in 24 hour limited below 35°C;

When the highest temperature is 40°C, the relative humidity should not be higher than 50%;

Pollution degree: class 3

Technical Specification

Model Rated voltage(v) Rated current(Main circuit)(A) Parameter of main contacts Power frequencyWithstand voltage

V(effective value)

Maincircuit Controlcircuit Clearance(mm) Over travel (mm) pressure (N)
Maincircuit Auxiliarycircuit Controlcircuit
CKJ3-12/160 12000 220/110/380 160 5±0.5 2±0.2 >85N 42000 2500 2000
CKJ3-12/250 12000 220/110/380 250 5±0.5 2±0.2 >85N 42000 2500 2000
CKJ3-12/400 12000 220/110/380 400 5±0.5 2±0.2 >85N 42000 2500 2000
CKJ3-12/630 12000 220/110/380 630 5±0.5 2±0.2 >85N 42000 2500 2000
Model Making capacity Breaking capacity Limit opening current(A) Overload Mechanism life Weight(kg)
CKJ3-12/160 10Ie,100times 8Ie,25times 10Ie 8Ie,10s 1million times 30
CKJ3-12/250 10Ie,100times 8Ie,25times 10Ie 8Ie,10s 1million times 30
CKJ3-12/400 10Ie,100times 8Ie,25times 10Ie 8Ie,10s 1million times 30
CKJ3-12/630 10Ie,100times 8Ie,25times 10Ie 8Ie,10s 1million times 30

Note: “Ie” represents the rated current of main circuit

 

Outline Drawing

ckj3 12kv vacuum contactor 1

 

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