control contact for contactor
It applies to AC vacuum contactor, solenoid switch, contactor, breaker and so on.Item NK3-1 includes three make-break contacts, and item NK2-1(A) includes two make-break contacts( A refers to timelag). If one of these contacts is broke after its contacted, the time of timelag should be no less than 0.3mm.
Electrical Load
|
Current Type |
On-condition |
Off-condition |
||||||
|
Voltage(V) |
Current(A) |
cosφ |
T0.95ms) |
Voltage(V) |
Current(A) |
cosφ |
T0.95ms) |
|
|
AC |
380 |
7.8 |
0.7±0.05 |
|
380 |
7.8 |
0.4±0.05 |
|
|
DC |
220 |
0.27 |
|
300±45 |
220 |
0.27 |
|
300±45 |
Action Options
|
Item |
Max. Actuating Length mm
|
Min. Contact Over Travel mm |
Max. Actuating Force N |
Contact Force |
|
NK2-1 |
2.5 |
3 |
14 |
0.55 |
|
NK3-1 |
3 |
1.5 |
20 |
0.8 |
Electric rating value
AC: 380V, 2.5A; 220V, 5A; 110V, 10A
DC: 27V, 10A
Electric Life ≥30×104
Mechanical Life≥10×10 5