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NDB1CL-32 Series Residual Current Action Circuit Breaker
By:Nader Updated:February 06,2020 13:47PM


NDB1CL-32 series residual current circuit breaker is able to protect against earth leakage faults ,which is used in low voltage electrical distribution system in industry, real estate, power, telecom and construction field.
●Protection against short circuit
●Protection against overload
●earth leakage

Main technical parameters

● Electrical parameters
○ Rated working voltage (Ue):AC230/240V(1PN) 
○ Rated working frequency:50/60Hz
○ Rated current (In):6A, 10A, 16A, 20A, 25A, 32A
○ Breaking capacity (Icn):4.5 kA
○ Rated residual operating current:10mA、30mA
○ Rated residual operating time:≤0.1s
○ Rated residual making and breaking capacity(IΔm): 500A 
○ Mechanical & electrical life:10000 times
● Isolation function:
○ Overcurrent visualization
● Wiring  ○ Adopt tunnel type wiring
○ Connection capability: 1mm2 to 10 mm2 
○ The wiring screw:M4,Rated torque : 1.2N.m 
● Meet a criterion 
○ GB 16917.1、IEC 61009-1、GB16917.22、IEC61009-2-2 

Working conditions

● Altitude ≤2000m
● Ambient temperature: -25℃~+55℃
● Storage temperature: -30℃~+70℃
● Relative air humidity ≤95%
● Pollution degree: 2 
Tripping curves (ambient temperature 30℃)
● C curve 
○ Illumination distribution system
○ Rated current:1~32A
○ Tripping characteristic: instantaneous trip between 5In to 10In


Visual design: Make the product on-off state clear and visible


NDB1CL-32 series of residual current action circuit breaker has obtained China Compulsory Certification (CCC), SAA, RoHS for product.