English
Español
125 Amp MCB Construction and Feature
■High short-short capacity 10KA.
■Designed to protect circuit carrying big current up to 125A.
■Contact position indication.
■Supplied from MCB factory For Used as main switch in household and similar installation.
Electrical MCB Technical Data
■Pole No.: 1, 2, 3, 4
■Rated voltage: AC 230V/400V
■Rated Current(A): 63, 80, 100
■Tripping curve: C, D
■Rated short-circuit capacity(lcn): 10000A
■Rated service short-circuit capacity(Ics): 7500A
■Rated frequency: 50/60Hz
■Rated impulse withstand voltage: 6.2kV
■Electro-mechanical endurance: 10000
■Connection capacity:
□Flexible conductor 50mm2
□Rigid conductor 50mm2
■Installation:
□On symmetrical DIN rail 35.5mm
□Panel mounting
125 Amp MCB Compliance
■IEC60947-2
■EN60947-2
Overall & Installation 125 Amp MCB Dimensions
Electrical MCB Tripping Characteristic Curves
> Can SPD Surge Protective Device Prevent Fires?
An SPD Surge Protective Device for single-phase 230V systems handles 50kA–100kA surge currents, with a dedicated backup protector preventing fire risk when the MOV r...
> How Does a Circuit Breaker Fit an 18mm Module?
A Circuit Breaker in an 18mm single-module RCBO delivers 6kA short-circuit protection, 1P+N switching, and B or C curve tripping for compact final distribution board...
> How Does an SPD Surge Protective Device Clamp Transients?
An SPD Surge Protective Device in the XZ-NPE series uses spark-gap technology to clamp neutral-to-earth transients at 275V, with 20kA/40kA ratings and a <25ns respon...
> How Does a Metal Distribution Box Protect UK Circuits?
A Metal Distribution Box like the CJDB series protects circuit breakers in UK consumer units with 100A rating, IP3X safety, and 4-way to 22-way configurations.