CHINT NL1 Residual Current Circuit Breaker

Earth-leakage protection with Type A and Type AC variants for correctly designed AC installations.

25–100A rangeProduct range

Residual current / earth-leakage protection
Single- and three-phase variants
Type and sensitivity selected for the circuit

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THE DETAILS

About this equipment

Sunlight can review the circuit design, fault level and required accessories before identifying the exact part number in your quotation. Ratings shown describe a range; not every combination is offered. An RCCB does not replace an MCB or MCCB. The protective device type must also meet the inverter manufacturer’s requirements.

Specifications & selection details

CHINT NL1 Residual Current Circuit Breaker details
Series	NL1; pictured NL1-63 variant
Manufacturer range	25, 40, 63, 80 and 100A; exact variant to be confirmed
Poles	2P or 4P
Rated voltage	230V AC (2P); 400V AC (4P)
Sensitivity options	30, 100 or 300mA, depending on variant
Residual current types	Type A or Type AC
Frequency	50/60Hz
Standard	IEC/EN 61008-1
Protection function	Residual current only; no overload or short-circuit protection
Upstream coordination	Requires correctly coordinated overcurrent protection

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Manufacturer information checked 3 November 2026. Model and regional variants may differ. Your written quotation identifies the equipment offered, with its applicable datasheet and terms.

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CHINT NL1 Residual Current Circuit Breaker

About this equipment

Specifications & selection details