Brief Introduction

NB3-50 2P

The Chint NB3 series circuit breakers serve as the core safeguard for domestic and industrial electrical circuit safety. Drawing upon the brand's 35 years of quality heritage and multiple patented technologies, they achieve a comprehensive balance of safety performance, practical design, and aesthetic appeal. This range encompasses diverse categories including miniature circuit breakers, residual current devices, isolating switches, and self-resetting over/under-voltage protectors. With frame currents spanning 40A to 125A and pole configurations including 1P, 1P+N, 2P to 4P, it precisely adapts to varied electrical scenarios such as domestic renovations, office circuits, and commercial spaces.