Residual Current Action Circuit Breaker, RCCB

1.Application Scope and Purpose

• Short-circuit protection
• Overload protection
• Current leakage protection
• Isolation protection

The NDB1L-32 series of residual current action circuit breakers provide the ground leakage, direct or indirect electric shock by human body and other faults protections, which are applicable to the low-voltage terminal distribution in the industry, civil buildings, energym communication, infrastructure and other fields.

2.Specification

• Frame level(A): 32A
• Tripping characteristics type: C
• Rated current(A): 6,10,16,20,25,32
• Empty=1P+N
• Residual Operating current type 10mA Empty=30mA
• Electrical parameters:
• Freauency: 50/60Hz
• Rated working voltage: AC 230V/240V
• Pole: 1P+N(N pole can open and close)
• Rated insulation voltage: 440V
• Type of the residual tripping current: AC
• Instantaneous tripping characteristics: C type
• Rated working current: 6A,10A, 16A, 20A, 25A, 32A
• Rated breaking capability:4.5kA
• Rated operating capability: 4.5kA
• Rated residual operating current: 10mA, 30mA
• Mechanical life: 10000 times
• Electrical life: 6000 times
• Isolation function: Overcurrent visualization
• Wiring:
• Adopt tunnel type wiring
• Connection capability: 1m㎡ to 10m㎡
• Meet a criterion: GB/T 16917.1, IEC 61009-1, GB/T 16917.22, IEC 61009-2-2
• Environmental protection standard: Meeting RoHS requirement

3.Working Condition

• Altitude: ≤2000m
• Ambient temperature: -25℃~+55℃
• Wet heat resistance: The humidity should be not more than 95% at 55℃
• Pollution degree:2

4.Packaging and Storage:

• Maximun packing quantity: 6 pieces in a box, 72 boxes in an overwrap carton
• The products should be stored in the warehouse where there is ventilation. The relative humidity there should not exceed 80%, and the ambient temperature there is between -25℃ to +60℃. In addition, there should not be acidic, alkaline and corrosive gas in the air. The products should not be deposited more than 3 years in the above mentioned conditions since the producing date.