Why Choose the Chint NM8S-1250S-3P-1250A Electronic MCCB?
The Chint NM8S-1250S-3P-1250A is a heavy-duty electronic moulded case circuit breaker (MCCB) designed to provide dependable overload and short-circuit protection for high-current low voltage power distribution systems. Featuring an advanced electronic trip unit, it delivers precise protection settings and excellent coordination for demanding industrial and commercial installations.
As part of the Chint NM8S Electronic MCCB Series, this breaker is engineered for large switchboards, main incomers and feeder circuits where accurate protection and long-term operational reliability are essential. The electronic release enables flexible adjustment of protection parameters, helping improve selectivity and minimise unnecessary downtime.
With a 1250A rated current, 3-pole configuration and 50kA breaking capacity, the NM8S-1250S-3P-1250A is ideal for protecting high-capacity electrical distribution systems used throughout manufacturing facilities, commercial buildings, utilities and infrastructure projects.
Key Advantages
- 1250A rated current for large power distribution systems.
- Electronic trip unit with adjustable protection settings.
- 50kA breaking capacity for dependable fault interruption.
- 3-pole configuration for three-phase electrical installations.
- Improves protection coordination across complex electrical systems.
- Suitable for industrial, commercial and infrastructure applications.
Key Features
- Chint NM8S Electronic MCCB Series.
- 1250A rated current.
- 3-pole construction.
- Adjustable electronic protection.
- 50kA Icu breaking capacity.
- Rated operational voltage up to 690V AC.
- Suitable for fixed installation.
- Manufactured in accordance with IEC/EN 60947-2.
Reliable Protection for High-Power Distribution Systems
The Chint NM8S-1250S-3P-1250A protects critical electrical infrastructure by disconnecting circuits during overload and short-circuit fault conditions. Its electronic trip unit provides adjustable protection parameters, allowing engineers to optimise coordination throughout large electrical distribution networks.
Designed for demanding industrial environments, this MCCB offers dependable performance for main incoming supplies, high-capacity feeder circuits and distribution switchboards where reliable protection is essential for operational continuity.
Typical Applications
- Main incoming electrical supplies.
- Industrial switchboards.
- Large commercial distribution systems.
- Manufacturing plants.
- Infrastructure and utilities.
- High-capacity feeder circuit protection.
