EKM1-125S Circuit Breaker has the characteristics of advanced structure, reliable performance, high breaking capacity(6kA) and beautiful appearance. It is mainly used for AC 50Hz or 60Hz, rated voltage 400V or below and rated working current 125A or below. It is used for overload and short-circuit protection of lighting, distribution lines, equipment in office buildings, residential buildings and etc. It can also be used for infrequent on-off operations and conversion of lines.
Standard | IEC/EN60898-1 |
Protection | Overcurrent and short circuit |
Type of trip | Thermo-magnetic |
Rated Current In | 63A,80,100,125A |
Poles | 1P, 1P+N, 2P, 3P,3P+N, 4P |
Rated voltage Ue | 240/415V~ |
Rated frequency | 50/60Hz |
Rated breaking capacity | 6,000A |
Rated impulse withstand voltage (1.5/50) Uimp | 4,000V |
Dielectric test voltage at ind. Freq. for 1 min | 2kV |
Thermal release characteristic | (1.13-1.45) x In |
Magnetic release characteristic | C:(5-10) x In, D:(10-20) x In |
Electrical life | 4,000 Cycles |
Mechanical life | 10,000 Cycles |
Contact position indicator | Yes |
Protection degree | IP20 |
Ambient temperature (with daily average≤35℃) | -5℃~+40℃, Max. 95%humidity |
Terminal connection type | Cable/Pin-type busbar |
Max. terminal size for cable | 50mm2 |
Max. tightening torque | 3.5N.m |
Installation | Mounting on 35mm Din rail |
Connection | From top and bottom |
Poles | Rated Current (A) | C Curve | D Curve |
1P | 63 | EKM1-125S-1C63 | EKM1-125S-1D63 |
80 | EKM1-125S-1C80 | EKM1-125S-1D80 | |
100 | EKM1-125S-1C100 | EKM1-125S-1D100 | |
125 | EKM1-125S-1C125 | EKM1-125S-1D125 | |
2P | 63 | EKM1-125S-2C63 | EKM1-125S-2D63 |
80 | EKM1-125S-2C80 | EKM1-125S-2D80 | |
100 | EKM1-125S-2C100 | EKM1-125S-2D100 | |
125 | EKM1-125S-2C125 | EKM1-125S-2D125 | |
3P | 63 | EKM1-125S-3C63 | EKM1-125S-3D63 |
80 | EKM1-125S-3C80 | EKM1-125S-3D80 | |
100 | EKM1-125S-3C100 | EKM1-125S-3D100 | |
125 | EKM1-125S-3C125 | EKM1-125S-3D125 | |
4P | 63 | EKM1-125S-4C63 | EKM1-125S-4D63 |
80 | EKM1-125S-4C80 | EKM1-125S-4D80 | |
100 | EKM1-125S-4C100 | EKM1-125S-4D100 | |
125 | EKM1-125S-4C125 | EKM1-125S-4D125 |
EKM1-125S Circuit Breaker has the characteristics of advanced structure, reliable performance, high breaking capacity(6kA) and beautiful appearance. It is mainly used for AC 50Hz or 60Hz, rated voltage 400V or below and rated working current 125A or below. It is used for overload and short-circuit protection of lighting, distribution lines, equipment in office buildings, residential buildings and etc. It can also be used for infrequent on-off operations and conversion of lines.