Customization: | Available |
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Breaking Capacity: | Low Voltage Circuit Breakers |
Operation: | Manual Type |
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Miniature circuit breakers NOVA DAB7-63 are intended for providing automatic power source cut-off under excess currents.They are recommended for use in group panels (apartment and floor) and distribution boards of residential, domestic, public and administrative buildings. 64 items per 8 rated currents ranging from 6 to 63 A. This MCB has been obtained ASTA, SEMKO,CB,CE certificate. |
For protection of general power distribution (IEC/EN 60898-1) | ||||||||
Poles | 1P | 2P | 3P | 4P | ||||
Electrical performance | ||||||||
Functions | short circuit protection,overload protection,isolationg,control | |||||||
Rated frequency f (Hz) | 50-60Hz | |||||||
Rated working voltage Ue V AC | 230/400 | 400 | ||||||
Rated current In(A) | 1,2,3,4,5,6,10,16,20,25,32,40,50,63 | |||||||
Rated insulated voltage Ui (V) | 500 | |||||||
Impulse withstand voltage Uimp kV | 4 | |||||||
Instantaneous tripping type | DAB7-63N | B/C/D | ||||||
DAB7-63H | B/C/D | |||||||
Rated short circuit Icn(kA) | DAB7-63N | 6 | ||||||
DAB7-63H | 10 | |||||||
Release type | Thermal magnetic type | |||||||
Service life(O~C) | Mechanical | Actual value | 20000 | |||||
Standard value | 4000 | |||||||
Electrical | Actual value | 8000 | ||||||
Standard value | 4000 | |||||||
Connection and installation | ||||||||
Protectiom degree | IP20 | |||||||
Wire mm² | 1~35 | |||||||
Working temperature | -5 ~+40ºC | |||||||
Resistance to humidity and heat | Class 2 | |||||||
Altitude above sea | ≤2000 | |||||||
Relative humidity | +20ºC , ≤90% ;+40ºC , ≤50% | |||||||
Pollution degree | 2 | |||||||
Installation environment | Avoid obvious shock and vibration | |||||||
Installation class | Class II , Class III | |||||||
Mounting | DIN35 rail | |||||||
Combination with accessories | ||||||||
Auxiliary contact | Yes | |||||||
Alarm contact | Yes | |||||||
Shunt release | Yes | |||||||
Undervoltage release | Yes | |||||||
Auxiliary contact+Alarm contact | Yes | |||||||
Dimensions(mm) (WxHxL) | a | 18 | 36 | 54 | 72 | |||
b | 80 | 80 | 80 | 80 | ||||
c | 72 | 72 | 72 | 72 |