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nm8s-1250s-3p-1000a chint 1000a 3p electronic adjustable thermal & magnetic mccb
Chint NM8S-1250S-3P-1000A 1000A 3 pole electronic moulded case circuit breaker with adjustable protection for industrial and commercial low voltage power distribution systems.
£1,143.41
Why Choose the Chint NM8S-1250S-3P-1000A Electronic MCCB?
The Chint NM8S-1250S-3P-1000A is a high-capacity moulded case circuit breaker (MCCB) designed to provide reliable overload and short-circuit protection in demanding low voltage electrical distribution systems. Built for industrial and commercial applications, it delivers dependable circuit protection where high current capacity and adjustable electronic protection are required.
As part of the Chint NM8S Series, this MCCB features an adjustable electronic trip unit, offering enhanced protection flexibility compared with conventional thermal magnetic devices. This makes it suitable for large distribution boards, main incomers, switchgear assemblies and critical power systems requiring accurate and coordinated fault protection.
With a 1000A rated current, 3-pole configuration and 50kA breaking capacity, the NM8S-1250S-3P-1000A is well suited to industrial power distribution, commercial buildings, infrastructure projects and high-load electrical systems where safety, reliability and performance are essential.
Key Advantages
- 1000A rated current for high-capacity power distribution.
- 3-pole MCCB suitable for three-phase electrical systems.
- Adjustable electronic trip unit for flexible protection settings.
- 50kA breaking capacity for dependable short-circuit protection.
- Designed for industrial, commercial and infrastructure installations.
- Helps protect cables, equipment and switchgear from overload and fault conditions.
Key Features
- Chint NM8S Series electronic moulded case circuit breaker.
- 1000A rated current.
- 3-pole design.
- Adjustable electronic protection.
- 50kA rated breaking capacity.
- Suitable for low voltage AC power distribution.
- Fixed installation for switchboards and distribution panels.
- Designed for reliable protection in high-load applications.
High-Capacity Protection for Electrical Distribution
The Chint NM8S-1250S-3P-1000A provides reliable protection for large low voltage electrical systems by disconnecting the circuit during overload and short-circuit fault conditions. Its electronic trip unit supports precise setting adjustment, helping engineers coordinate protection across complex distribution networks.
This MCCB is particularly suited to main incomers, large feeder circuits and industrial switchboards where dependable interruption performance and long-term operational reliability are critical.
Typical Applications
- Industrial main distribution boards.
- Commercial building electrical systems.
- Large feeder circuit protection.
- Manufacturing and process facilities.
- Infrastructure and utilities installations.
- Switchgear assemblies and control panels.
Technical Specifications
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| Trip Unit | LSI | |
|---|---|---|
| Mounting Type | Fixed | |
| Application | Power distribution | |
| Current | 1000 A | |
| Phase | Three Phase | |
| Poles | 3-pole | |
| Device Type | MCCB | |
| Breaking Capacity | 50 kA | |
| Manufacturer | Chint | |
| Series | NM8S | |
| Model | NM8S-1250S-3P-1000A | |
| Product type | Electronic moulded case circuit breaker | |
| Rated current | 1000A | |
| Frame size | 1250S | |
| Number of poles | 3 Pole | |
| Trip unit | Adjustable electronic | |
| Breaking capacity | 50kA | |
| Rated operational voltage | Low voltage AC distribution systems | |
| Protection functions | Overload and short-circuit protection | |
| Mounting type | Fixed installation | |
| Application | Main and sub-distribution protection |
Frequently Asked Questions
What is the Chint NM8S-1250S-3P-1000A used for?
It is used to provide overload and short-circuit protection in high-capacity low voltage electrical distribution systems.
What is the rated current of this MCCB?
The Chint NM8S-1250S-3P-1000A has a 1000A rated current.
How many poles does this breaker have?
This model has a 3-pole configuration, making it suitable for three-phase power distribution systems.
What type of trip unit does this MCCB use?
It uses an adjustable electronic trip unit, allowing flexible protection settings for improved system coordination.
Where is this breaker typically installed?
It is typically installed in industrial switchboards, commercial distribution panels, main incomers and large feeder circuits.
Trusted by Electrical Professionals Worldwide
Chint NM8S electronic MCCBs are trusted by panel builders, contractors and electrical engineers for dependable high-current circuit protection, adjustable electronic protection settings and reliable performance in demanding low voltage installations.
