EVS 800-1600 Low-voltage Vacuum Contactor
EVS 800-1600 Low-voltage Vacuum Contactor
EVS(800-1600)/1140 series low-voltage vacuum contactor is a single pole structural unit, it can assemble to n poles according to customer’s requirement. Its operating mechanism is electromagnetic holding，DC magnetic system. When using AC control power source, it supply DC to coil through rectifier. Under AC-1, AC-2 class of application, it is suitable for the occasions requiring high-current control.
Main parameter
|
Main circuit rated voltage (V) |
1140V |
|
Main circuit rated current (A) |
800A, 1000A, 1250A，1600A |
|
Main circuit making capacity (A) |
4Ie (AC-2) |
|
Main circuit breaking capacity (A) |
4Ie (AC-2) |
|
Main circuit rated frequency (Hz) |
50/60 Hz |
|
Mechanical life (time) |
100 x 104 |
|
Electric life AC-2 (time) |
25 x 104 |
|
Rated operating frequency (time/h) |
300 |
|
Main circuit power frequency withstand voltage (gap) (kV) |
10 kV |
|
Phase to Phase, Phase to earth power frequency withstand voltage (kV) |
5 kV |
|
Main circuit contact resistance (μΩ) |
≤100 μΩ |
|
Clearance between open contacts (mm) |
2.5±0.5 mm |
|
Over travel (mm) |
2.5±0.5 mm |
|
Secondary control voltage (V) |
AC:110 /220/380V, DC:110/220V |
|
Making time (ms) |
≤50 ms |
|
Breaking time (ms) |
≤50 ms |
|
Making bounce (ms) |
≤3 ms |
