NB8-63M single magnetic circuit breaker is mainly suitable for AC 50Hz, rated voltage to 415V, rated current to 63A in commercial office buildings, residential and general industrial terminal distribution lines, to provide short circuit protection for the line, but also to carry out infrequent conversion operation on the line under normal circumstances.
Conform to the standard: GB/T14048.2 IEC60947-2
| Product model | NB8-63M | | Rated current(A) | 1、2、3、4、6、10、16、20、25、32、40、50、63 | | Rated Voltage (V) | 230/400 | | Rated Frequency (Hz) | 50 | | Number of poles | 1P、 2P、3P、4P | | Mechanical life (times) | 20000 | | Electrical life (times) | 10000 | | Rated short-circuit breaking capacity (A) | 10000 | | Running short-circuit breaking capacity (A) | 7500 | | Rated insulation voltage (MV) | 500 | | Rated impulse withstand voltage (1.2/50)(kV) | 6 | | Dielectric test voltage (M) | (50Hz, 1 minute) 2000 | | Damp heat resistance (GB/T2423.4: 55°C/90~96%, 25*C/95~ 100%) | 28-cycle cycle | | Vibration resistant (IEC/EN60068-2-6) | There is no obvious vibration or shock | | Terminal blocks | Terminal block form | Post terminal blocks | | Minimum conductor cross-sectional area (mm2) | 1 | | Maximum conductor cross-sectional area (mm) | 25 | | Standard connection torque(N.m) | 2 | | Maximum Acceptable Torque(N.m) | 2.5 | | Wire insertion depth (mm) | 13 | | Reference Temperature (°C) | 30 | | Operating Ambient Temperature (°C) | -35~ +70 | | Storage Ambient Temperature (°C) | -35~ +85 | | Applicable altitude (m) | 2000 | | Tripping form | Magnetic tripping | | Electromagnetic trip type | Type C(6.4In~9.6In) | | | Type D (9.6In~14 4In) | | | Flame retardant rating of the shell | V0 | | Wire entry method | Up and down | | Installation: | TH35-7.5 standard rail | | Pollution level | 3 | | Ingress protection | Direct installation | IP20B | | Installed in the distribution box | IP40B | | Accessories can be assembled | S9、V9、 XF9、 XF9J、 OVT-1、 OUVT-1. |
This article introduces CHINT/CHINT terminal electrical appliances - NB8-63M single magnetic circuit breaker 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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