NH4-125 isolation switch (hereinafter referred to as the switch) is suitable for AC 50Hz, rated current to 125A, rated voltage to 400V in the power distribution and control circuit, mainly as the terminal combined electrical appliances in the main switch, can also be used for infrequent control of all kinds of low-power electrical appliances and lighting, widely used in industrial and mining enterprises, high-rise buildings, commercial and family and other places.
Comply with standards: GB/T 14048.3, IEC60947-3, and obtain CCC, CE, SEMKO, EAC, Ukraine, VDE, SAA certification.
classify
According to the rated current, it is divided into: 32A, 63A, 100A, 125A.
According to the number of poles, it is divided into: 1P, 2P, 3P, 4P;
Main technical parameters:
Rated insulation voltage Ui : AC 400V
Rated operating voltage Ue : 230V AC (1P), 400V AC (2P, 3P, 4P)
Rated working current: 32A, 63A, 100A, 125A.
Rated impulse withstand voltage Uimp : 4kV(2000m) ;
Rated short-time withstand current Icw: 12le, power-on time 1s;
Rated switching and breaking capacity: 3le, 1.05Ue, cos=0.65;
Rated short-circuit turn-on capacity Icm: 20le, power-on time 0.1s;
Mechanical and electrical life: mechanical life 8500 times, electrical life 1500 times.
Selection of installed copper conductors (see Table 1)
| Rated operating current Ie(A) | Nominal cross-sectional area of copper conductor (mm) | | 32 | 6 | | 63 | 16 | | 100 | 35 | | 125 | 50 |
This article introduces CHINT/CHINT terminal appliances - NH4-125 disconnector products interested, also contact our customer service, we look forward to your call, hope our technology and service can bring you a better experience.
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