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Showing Slide 1 of 1: TPB3L-63 1P+N RCCB breaker front view
TPB3L-63 RCCB for Residual Current and Leakage Protection
High-performance residual current circuit breaker designed for reliable leakage current protection and enhanced electrical safety in low-voltage power distribution systems.
The TPB3L-63 electromagnetic RCCB is suitable for 50/60 Hz AC electrical systems with a rated voltage of 230V/400V and a current rating of up to 63A. It delivers reliable residual current and leakage current protection, helping reduce the risk of electric shock, insulation faults, and electrical fire. Designed for safe and stable operation, this residual current circuit breaker is widely used in residential, commercial, and industrial distribution systems.
Standard: IEC/EN 61008-1
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TPB3L-63 Residual Current Circuit Breaker Feature
- Protection against the effects of sinusoidal alternating earth fault currents.
- The leakage protection Feature does not require an auxiliary power supply.
- Not affected by voltage fluctuations in the power grid.
Type designation
TPB3L-63 1P+N C63A 100mA
| TP | B3 | L | 63 | 1P+N | 63A | 100mA | A Type |
| Company code | Series code | RCCB Elec-tromagnetic | Frame | Poles | Current(In) | Rated sensitivity IΔn | TYPE |
| TP | B3 | L | 63 | 1P+N 3P+N | 6A~63A | Default:30mA 50mA 100mA 300mA | Default:AC Type A Type |
Note: This product cannot be assembled with attachments
Technical Data
| Type | Parameter | Unit | Specification |
| – | Standard | – | IEC/EN 61008-1 |
| Electrical features | Leakage type | – | Electromagnetic type |
| Rated current In | A | 6,10,16,20,25,32,40,50,63 | |
| Type (wave form of the earth leakage sensed) | – | A,AC | |
| Poles | P | 1P+N,3P+N | |
| Rated voltage Ue | v | 230/400 | |
| Insulation voltage Ui | V | 500 | |
| Rated frequency | Hz | 50/60 | |
| Rated breaking capacity Inc=IΔc | A | 6000 | |
| Rated impulse withstand voltage(1.2/50)Uimp | V | 6000 | |
| Dielectric test voltage at ind.Freg.for 1min | Kv | 2.5 | |
| Mechanical features | Rated sensitivity lΔn | A | 0.01,0.03,0.1,0.3 |
| Rated residual making and breaking capacity lΔm | A | 500(ln≤40A);630(ln=50A/63A) | |
| Pollution degree | – | 2 | |
| Electrical life | times | 4000 | |
| Mechanical life | times | 8000 | |
| Protection degree | – | IP20 | |
| Storage temperature | °C | -25~+70 | |
| Ambient temperature(with daily average≤35°C) | °C | -5~+40 | |
| Installation | Terminal connection type | – | Cable/Pin-type busbar |
| Terminal size top/ bottom for cable | mm2 | 25/35 | |
| AWG | 18-3/18-2 | ||
| Terminal size top/ bottom for busbar | mm2 | 10/16 | |
| AWG | 18-8/18-5 | ||
| Tightening torque | N*m | 2.5 | |
| In-lbs | 22 | ||
| Mounting | – | On DIN rail EN60715(35mm)by means of fast clip device | |
| Connection | – | From top or bottom |
Overall and mounting dimensions(mm)

