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Engineered for safer EV charging. Designed for dependable protection.
The WunderCurrent 32A RCBO (Residual Current Circuit Breaker with Overcurrent Protection) is designed for compatible EV charging installations, adding an important layer of electrical protection when charging your electric vehicle.
EV charging places sustained electrical loads on a circuit. The right protection device helps manage electrical risks during charging. The WunderCurrent RCBO combines residual-current, overload and short-circuit protection in one compact unit, helping protect the charging circuit and connected electrical equipment against specified electrical faults.
With a 32A rated current, 100mA residual-current sensitivity and 230V AC rating, it is designed for EV charging circuits that require these specifications. Its integrated test button supports functional testing in accordance with the manufacturer’s instructions.
Advanced protection for a more confident EV charging experience.
Key Features
| Designed for EV Charging Installations | Intended for compatible EV charging circuits where the specified electrical ratings and protection characteristics are suitable. |
| Integrated Residual-Current Protection | Detects qualifying residual-current faults and disconnects the circuit under specified conditions. |
| Earth-Leakage Fault Protection | Adds a layer of protection by responding to specified earth-leakage faults during electrical operation. |
| Overload Protection | Helps protect the charging circuit when current exceeds permitted levels under qualifying overload conditions. |
| Short-Circuit Protection | Helps interrupt the circuit during specified short-circuit faults. |
| Integrated Test Button | Enables the device’s test function to be operated according to the manufacturer’s instructions. |
| Combined Protection in One Unit | Integrates residual-current and overcurrent protection in a single device for a streamlined installation. |
| Built for Electrical Safety | Supports a properly designed EV charging installation when correctly selected, installed and tested by a qualified electrician. |
Technical Specifications
| Brand | WunderCurrent |
| Product Type | RCBO — Residual Current Circuit Breaker with Overcurrent Protection |
| Intended Application | Compatible EV charging circuits |
| Model | TNBL1-32G |
| Rated Current | 32A |
| Rated Voltage | 230V AC |
| Rated Frequency | 50/60Hz |
| Rated Residual Operating Current | 100mA |
| Rated Short-Circuit Capacity | 2.5kA (as marked) |
| Standard Marking | IEC/EN 61009-1 |
| Controls | ON/OFF toggle and test button |
| Housing | Black electrical-grade enclosure |
WunderCurrent — Protection engineered for your EV charging setup.








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