CHINT NM8NL-250 4P RCD1 + NM8N-250S Circuit Breaker with RCD

CHINT NM8NL-250 4P RCD1+NM8N-250S – Combined Circuit Breaker and Residual Current Device

The CHINT NM8NL-250 4P RCD1+NM8N-250S is a comprehensive safety solution integrating a circuit breaker and a Residual Current Device (RCD) into a single unit. Providing protection against overcurrents (short circuits and overloads) and earth leakage faults, this device features both thermal and electromagnetic trip mechanisms for reliable operation. Its adjustable RCD sensitivity, ranging from 30mA to 1A, ensures optimal protection for personnel and equipment in diverse electrical installations.

Technical Specifications:

• Type: Molded Case Circuit Breaker with Integrated RCD (MCB + RCD)

• Standard: IEC/EN 60898-1, IEC/EN 60755

• Base Material: High-strength plastic housing (typically polycarbonate or similar), with internal metallic components (steel, copper)

• Application: Indoor installations in residential, commercial, and industrial environments

• Consumption: Not applicable – this is an electrical protection device, not a consumable material.

• Drying Time: Not applicable – this is an electrical protection device, not a material requiring drying.

• Durability: Rated for 6000 switching cycles; High resistance to impact and UV exposure; Operating temperature: -5°C to +40°C

• Packaging: Individual box packaging with protective inserts, bulk packaging options available for larger quantities.

Advantages:

• Combined protection simplifies installation and reduces space requirements.

• Thermal and electromagnetic trip mechanisms provide comprehensive overload and short-circuit protection.

• Adjustable RCD sensitivity (30mA-1A) allows for tailored protection based on application needs.

• High breaking capacity (50kA) ensures reliable operation during fault conditions.

• CHINT is a globally recognized brand known for quality and reliability.

• 4-pole design provides comprehensive protection for three-phase and single-phase circuits.

Applications:

• Residential distribution boards for protecting circuits and personnel.

• Commercial buildings, including offices, retail spaces, and hotels.

• Industrial facilities for protecting machinery and electrical systems.

• Protecting circuits supplying sensitive electronic equipment.