Motor Protective Circuit Breakers(CPKZM)
CPKZMO Motor Protective Circuit Breaker is applicable for the circuit of AC50/60Hz, rated insulation voltage 750V, rated operating voltage up to 660V, rated operating current from 0.1A to 25A. It is used for protecting the motor against overload, short-circuit and phase-failure. It can be also used for starting and breaking the starter of motor and for the circuit protection in the circuit of 25A.
Screw or DIN rail mounting
Thermal and electromagnetic trip
Rated operational current up to 25A
Switching capacity 150/50KA/415V
Short-circuit release, fixed setting to 14X Iu
Single-phasing sensitive
With screws or spring loaded terminals
Comply with IEC/EN6094
Technical Data
Standard power ratings of 3-phase
motors 50/60Hz in category AC-3(kW) |
Setting range of overload
tripping current Ir(A) |
Norminal breaking
capacity(A) |
Rated operating
current 400V Ie(A) |
Reference |
| - |
0.1-0.16 |
100 |
0.16 |
CPKZM0-01 |
| 0.06 |
0.16-0.25 |
100 |
0.25 |
CPKZZM0-02 |
| 0.09 |
0.25-0.4 |
100 |
0.4 |
CPKZM0-03 |
| 0.12 |
0.4-0.63 |
100 |
0.63 |
CPKZM0-04 |
| 0.25 |
0.63-1 |
100 |
1 |
CPKZM0-05 |
| 0.55 |
1-1.6 |
100 |
1.6 |
CPKZM0-06 |
| 0.75 |
1.6-2.5 |
100 |
2.5 |
CPKZM0-07 |
| 1.5 |
2.5-4 |
100 |
4 |
CPKZM0-08 |
| 2.2 |
4-6.3 |
100 |
6.3 |
CPKZM0-10 |
| 3 |
6.3-10 |
100 |
6.6 |
CPKZM0-14 |
| 4 |
6.3-10 |
100 |
10 |
CPKZM0-16 |
| 5.5 |
10-16 |
50 |
16 |
CPKZM0-20 |
| 7.5 |
10-16 |
50 |
16 |
CPKZM0-21 |
| 9 |
16-20 |
50 |
20 |
CPKZM0-22 |
| 12.5 |
20-25 |
50 |
25 |
CPKZM0-32E |
|
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