Category
禁止删除，设置重定向1.14kV LV Vacuum Contactor/Switch for Mining and Petrol Field,VACJ5-63,80,125,250,400,630A/1.14kV
1. General description
EXELEK medium voltage reliable vacuum contactor is suitable for power network AC 50Hz, the main circuit rated voltage 1140V, rated current up to 630A, for making, breaking, frequently starting and controlling AC motor, also for forming magnetic starter with a variety of protection devices (JDB electronic integrated protector, JR9 type over current protection device, resistance capacitance absorber), especially for forming anti-explosion magnetic starter.
The vacem vacuum contactor conforms to IEC 60947-4-1，GB/T 14048.4 and JB/T7122 standard, the main performance indicators have reached the international level.
“Y”means this product has coil operation mechanism type and permanent magnet operation mechanism type. Coil operation mechanism type is normally used. Customers can choose the suitable type according to the application.
2. Main technical parameter
Item | Unit | 63A | 80A | 125A | 160A | 250A | 400A | 630A |
Main circuit rated voltage | kV | 1.14 | ||||||
Main circuit rated current | A | 63 | 80 | 125 | 160 | 250 | 400 | 630 |
Main circuit making capacity | A/100times | 630 | 800 | 1250 | 1600 | 2500 | 4000 | 6300 |
Main circuit breaking capacity | A/100times | 504 | 640 | 1000 | 1280 | 2000 | 3200 | 5040 |
Main circuit P.F. withstand voltage | kV | 10 | ||||||
Electrical life AC3 | Ten-thousand times | 60 | ||||||
Electrical life AC4 | Ten-thousand times | 6 | ||||||
Mechanical life time | Ten-thousand times | 100 | ||||||
Rated operating frequency AC3 | times/h | 600 | ||||||
Rated operating frequency AC4 | times/h | 300 | 120 | |||||
Short-time operating frequency(20s) | times/h | 2000 | ||||||
Clearance between open contacts | mm | 1.5±0.1 | 1.8±0.1 | 2.0±0.1 | 2.2±0.1 | |||
Over travel | mm | 0.8±0.1 | 1.0±0.1 | 1.0±0.1 | 1.0±0.1 | |||
Contact circuit P/F. withstand voltage | kV | 2 | ||||||
Closing time | ms | ≤100 | ||||||
Opening time | ms | ≤80 | ||||||
VACJ5 series vacem vacuum contactor product include the following operating voltage:36V,110V,220V,380V etc.
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