NEXT NXB-63 6kA 3-Pole Circuit Breaker - 50A, B-Curve

NEXT NXB-63 6kA 3P B 50A – Three-Pole Miniature Circuit Breaker

NEXT NXB-63 6kA 3P B 50A is a robust three-pole miniature circuit breaker designed for reliable overcurrent protection in residential, commercial, and industrial electrical installations. Featuring a B-characteristic tripping curve and a 50A current rating, this breaker provides fast response to short circuits and overload conditions. Its 6kA breaking capacity ensures safe operation even under high fault currents, enhancing system safety and preventing damage to connected equipment. It’s a crucial component for safeguarding electrical circuits and personnel.

Technical Specifications:

• Type: Miniature Circuit Breaker (MCB)

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

• Base Material: High-impact Polyamide (PA66) housing with internal components of silver alloy and copper.

• Application: Indoor

• Consumption: Not applicable – this is a protective device, not a consumable material.

• Drying Time: Not applicable – this is an electrical component.

• Durability: Mechanical life of 20,000 cycles; Electrical life of 6,000 cycles; Resistant to UV radiation and common chemical agents.

• Packaging: Individually boxed, with multiple units per carton (quantity varies by order).

Advantages:

• Superior overcurrent protection for enhanced safety.

• High breaking capacity (6kA) for reliable performance.

• Compact design for easy installation in distribution boards.

• B-characteristic tripping curve provides fast response to overload and short-circuit conditions.

• Durable construction ensures long-term reliability.

• Complies with international safety standards (IEC/EN, GOST).

Applications:

• Residential distribution boards for branch circuit protection.

• Commercial building electrical systems.

• Industrial control panels and machinery.

• Protection of lighting circuits, socket outlets, and other electrical loads.