Product Introduction
The TOB7L-63 Series is a premium line of Electromagnetic Residual Current Circuit Breakers (RCCB) designed to deliver uncompromising safety for industrial, commercial, and high-end residential electrical installations. Featuring a pure electromagnetic core, this voltage-independent device ensures fail-safe operation, providing reliable earth leakage protection even in the event of a neutral fault without requiring an auxiliary power supply. The series offers flexible configuration options, including multiple rated currents, residual current sensitivities, and selectable residual current types (AC, A, F, B) to suit diverse application requirements. With standard DIN rail mounting and compliance to IEC 61008-1, the TOB7L-63 Series delivers robust and dependable protection where safety is paramount.
Product Data Sheet
Product Model: TOB7L-63 Series
Product Type: Electromagnetic Residual Current Circuit Breaker (RCCB)
Standard Compliance: IEC 61008-1, GB/T 16916.1
Rated Current (In): 40A, 63A
Rated Operational Voltage (Ue): 230V AC (2P) / 400V AC (4P)
Rated Residual Current (IΞn): 30mA, 100mA, 300mA
Residual Current Type: AC Type, A Type, F Type, B Type (selectable)
Tripping Principle: Electromagnetic (voltage-independent)
Electrical Link Option: Y-link, O-link
Mounting: Standard DIN Rail
Note: This product is an RCCB and does not provide overload or short-circuit protection















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