Why Choose the Chint NM8-1250S-4P-1250A Moulded Case Circuit Breaker?
The Chint NM8-1250S-4P-1250A is a heavy-duty 4 pole moulded case circuit breaker (MCCB) engineered to provide dependable overload and short-circuit protection for the largest industrial and commercial power distribution systems. As part of the proven Chint NM8 Series, it features an adjustable thermal-magnetic trip unit, delivering flexible protection for demanding low-voltage applications.
Designed for main switchboards, distribution panels and critical electrical infrastructure, the NM8-1250S combines durable construction with reliable switching and isolation performance. Its high current rating, strong fault interruption capability and adjustable protection characteristics help maximise equipment safety and system reliability.
With a 1250 A rated current, 4 pole configuration and a 50 kA breaking capacity, the NM8-1250S-4P-1250A is ideally suited to protecting high-capacity three-phase electrical systems operating at up to 690 V AC.
Key Advantages
- Heavy-duty 4 pole moulded case circuit breaker.
- 1250 A rated current for high-capacity power distribution.
- Adjustable thermal-magnetic trip unit for flexible protection settings.
- 50 kA short-circuit breaking capacity for dependable fault interruption.
- Suitable for switching, isolation and circuit protection.
- Designed for reliable long-term operation in demanding industrial environments.
Key Features
- Chint NM8 Series MCCB.
- 1250 A rated current.
- 4 pole configuration.
- Adjustable thermal-magnetic trip unit.
- 50 kA rated breaking capacity.
- 690 V AC rated operational voltage.
- Suitable for isolation in accordance with IEC requirements.
- Fixed mounting for industrial switchgear and power distribution equipment.
Reliable Circuit Protection for High-Power Installations
The Chint NM8 Series is designed to protect low-voltage electrical systems against overloads and short circuits while providing dependable switching and safe isolation. Adjustable thermal-magnetic protection enables engineers to configure the breaker to suit the electrical characteristics of each installation.
The NM8-1250S is ideal for manufacturing plants, utilities, infrastructure projects and large commercial facilities where dependable protection of high-current electrical systems is essential for operational continuity.
Typical Applications
- Main incoming distribution boards.
- Industrial switchgear assemblies.
- Large motor control centres.
- Commercial and industrial electrical installations.
- Manufacturing and processing facilities.
- Power distribution infrastructure.
