| The C60NL RCCB incorporates a residual current operated electromagnetic release which operates without any auxiliary source of supply to open a circuit automatically in the case of an earth leakage fault between phase and earth greater than or equal to I△n.
The C60NL combined MCB & RCCB provides:
1. Protection against indirect contact
2. Complementary protection against direct contact
3. Protection for the installation against insulation faults | 
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