


Residual Current Circuit Breaker (RCCB) K7
High-Performance Residual Current Circuit Breaker (RCCB)
K7 RCCB (Residual Current Circuit Breaker) is a high-performance leakage protection device designed for applications with higher currents.
● Standard: IEC61008-1
● Type: AC, A
● Rated current: 80~125A
● Rated voltage: 230/400V~240/415V
● Poles: 2P(1P+N), 4P(3P+N), N Pole on right
● Rated sensitivity I△n: 30mA, 100 mA, 300mA
● Rated short-circuit breaking capacity: 10kA
● Ambient air temperature: -25...+55 ºC
● Connection: From top and bottom
Technical parameters
Technical Data
Standard | IEC/EN61008-1 | ||
Protection | Ground fault | ||
Type of trip | Electro-magnetic | ||
Type of protection (electric leakage) | AC, A, G, S | ||
No. of poles | 2P(1P+N), 4P(3P+N), N Pole on right | ||
Rated current In | 80, 100, 125A | ||
Rated sensitivity currents I△n | 30,100,300mA | ||
Residual current off-time under I△n | ≤0.1s | ||
Rated residual making and breaking capacity(I△m) | 10In (In>50A) | ||
Rated voltage Ue | 1P+N: 230/240V~, 3P+N: 400/415V~ | ||
Rated frequency | 50/60Hz | ||
Rated breaking capacity | K6: 6,000A, K7: 10,000A | ||
SCPD fuse | K6=6kA, K7=10kA | ||
Rated impulse withstands voltage (1.5/50) Uimp | 4000V | ||
Dielectric test voltage at ind. Freq. for 1min | 2kV | ||
Electrical life | 2,000 Cycles | ||
Mechanical life | 4,000 Cycles | ||
Contact position indicator | Yes | ||
Protection degree | IP20 | ||
Ambient temperature | -25℃ to +55℃, Max.95% humidity | ||
Terminal connection type | Cable/Pin-type busbar/Fork-type busbar | ||
Max. terminal size for cable | 50mm2 | ||
Max. tightening torque | 2.5N.m | ||
Installation | Mounting on 35mm DIN rail | ||
Connection | From top and bottom |