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
|Meet a criterion
|IEC 60947-1, UL1077
|Instantaneous Tripping Characteristic
|Type B, Type C, Type D
Nader NDM3 series MCCB have the characteristics of small volume, high breaking, short arcing and anti vibration. They are ideal products for land and ship use. The rated working voltage is AC690V and the rated insulation voltage is 1000V. They are suitable for infrequent switching and infrequent starting of motors in AC 50 / 60Hz circuits. 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 NDW3 series ACB is applicable to the distribution network with AC 50Hz / 60Hz, rated current of 200A~7500A and rated working voltage of AC220V~AC1500V. It is used to distribute electric energy and protect lines and power supply equipment from overload, undervoltage, short circuit and single-phase grounding. The isolation protection function of the circuit breaker can achieve high-precision selective protection, avoid unnecessary power failure, and improve the reliability and safety of the power supply system. The products are suitable for the needs of power distribution systems in wind power, photovoltaic, metallurgy, rail transit and other fields.
Nader NDB3-30, NDB3-50 and NDB3-100 series HMCB is applicable to power systems with rated current up to 100A, rated voltage of AC480V, AC277V, 50Hz / 60Hz and DC125V and below. The products can be used for overload and short circuit protection, and can also be used for infrequent connection and disconnection. It is widely used in computer and its peripheral equipment, industrial automation system, telecommunication equipment, general power supply system, UPS uninterruptible power supply equipment, railway locomotive, marine electrical system, aerospace, elevator control system and mobile power supply equipment