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high performance vacuum contactor
high performance vacuum contactor
high performance vacuum contactor

1.14kV LV Vacuum Contactor/Switch for Mining and Petrol Field, EXJ5-1000,1250A/1.14kV

EXJ5-1.14kV/1000~1250A
Delivery:
FOB
minimum order:
1 piece
Quantity:
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1. General description

EXELEK high performance vacuum contactor is suitable for power network of AC 50Hz, the main circuit rated voltage 1140V, rated current is 1000A-1250A, for making, breaking, frequently starting and controlling AC motor, and suitable for forming magnetic starter with a variety of protectors (JDB electronic integrated protection, JR9 type over current protection devices, the RC absorption device), especially suitable for components widely used anti-explosion magnetic starter and large mineral lapping switch equipment.

The vacem vacuum contactor complies with GB/T 14048.4,IEC 60947-4-1 and JB/T 7122 standard, the main performance indicators have reached the international level.

2. Main technical parameter

Item

Unit

CKJ5-1000~1250/1.14

Main circuit rated voltage

kV

1.14

Main circuit rated current

A

1000

1250

Main circuit making capacity

A/100times

6000

Main circuit breaking capacity

A/10times

4500

Limit breaking capacity

A/3times

5000

Electrical life AC3

times

600,000

Electrical life AC4

times

60,000

Mechanical life time

times

1,000,000

Rated operating frequency AC3

times/h

600

Rated operating frequency AC4

times/h

120

Short-time operating frequency(20s)

times/h

1000

Clearance between open contacts

mm

2.8±0.1

Over travel

mm

1.0±0.1

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