Rated current from 1A 2A 3A 4A 6A 10A 16A 20A 25A 32A 40A 50A to 63A; Rated operational voltage (Ue): 120/277VAC (1P UL489) 240VAC(2P 3P UL489) 480Y/277VAC(2P 3P UL489) 60VDC(1P 2P UL489) 125VDC(2P UL489); Rated limit short-circuit breaking capacity Icu: 10.0 kA.
2021 Quick Selection Guide »
The NDB2T-63 UL489 series of circuit breakers provide the short circuit and overload protection, control and isolation functions. Applicable to the low-voltage terminal distribution in the industry, civil buildings, energy, communication, infrastructure and other fields.
|Rated Insulated Voltage||500V|
|Meet a criterion||IEC 60947-1, UL1077|
|Instantaneous Tripping Characteristic||Type B, Type C, Type D|
|Mechanical Life||20000 times|
|Electrical Life||20000 times|
Nader NDQ2A series ATS is suitable for automatic switching between two power supplies in emergency power supply system with AC rated working voltage of 415V and below, rated frequency of 50Hz / 60Hz and rated current of 10A to 250A to ensure continuous, safe and reliable operation of important loads (such as fire load). It is widely used in hospitals, shopping malls, banks, chemical industry, high-rise buildings, military facilities, fire fighting and other important places where power failure is not allowed.
Nader NDM2 series MCCB has the characteristics of small volume, high breaking height, short arcing and anti vibration. It is an ideal product for land and ship use. Its rated AC working voltage is 380V to 690V, which is suitable for infrequent switching and infrequent starting of motor in AC 50Hz/ 60Hz circuit. The circuit breaker has the functions of isolation, overload, short circuit and undervoltage protection, and can protect the line and power supply equipment from damage. This product complies with the standards IEC 60947-2 and GB/T14048.2.
Nader NDM3G series disconnectors are applicable to circuits with rated working voltage of AC380~AC1140V, DC500V~ DC1000V, AC 50Hz / 60Hz, DC 250A~800A This product has the characteristics of small volume, high breaking height, short arcing and anti - vibration. It is an ideal product for land and ship use This product is used for breaking circuit and line isolation. It is widely used in power transmission and distribution and automation systems in various industries. This product complies with the standards GB14048.3 and IE 60947-3.