NH3-63 disconnector (hereinafter referred to as the switch) is suitable for AC 50Hz, rated voltage 230V, rated current to 63A resistance circuit, mainly for no load to turn on or off the circuit, for the line and power supply to be connected or isolated. It is especially suitable for effectively isolating the power supply and preventing accidental closing during line maintenance, so as to ensure the operation safety of maintenance personnel.
Comply with standards: GB/T 14048.3, IEC 60947-3, and obtain CCC certification.
Specification:
According to the rated working current: 32A, 63A;
According to the number of poles: 1P, 2P, 3P;
Basic parameters and main performance:
Rated insulation voltage Ui : 500V AC;
Rated working voltage Ue: 230V (1P, 2P), 400V (3P);
Rated working current le: 32A, 63A;
Rated impulse withstand voltage Uimp: 4kV (2000m).
Rated short-time withstand current Icw: 12le, energizing 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 & Electrical Life:
The mechanical life is 8500 times, and the electrical life is 1500 times.
Selection of installed copper conductors (see Table 1)
| Rated operating current Ie(A) | Nominal cross-sectional area of copper conductor (mm²) | | 32 | 6 | | 63 | 16 |
This article introduces CHINT/CHINT terminal electrical appliances - NH3-63 disconnector isolator products interested, please 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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