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nm8-125s-3p-25a chint 25a 3p adjustable thermal 50ka mccb
Chint NM8-125S-3P-25A moulded case circuit breaker with 25A rated current, 3-pole configuration, adjustable thermal magnetic protection and 50kA breaking capacity for low-voltage electrical distribution.
£89.13
Why Choose the Chint NM8-125S-3P-25A MCCB?
The Chint NM8-125S-3P-25A is a dependable moulded case circuit breaker (MCCB) designed to protect low-voltage electrical circuits against overloads and short circuits. As part of the Chint NM8 series, it provides robust circuit protection for commercial, industrial and panel-building applications where reliability, safety and compact installation are essential.
This MCCB features adjustable thermal magnetic protection, combining thermal overload protection with magnetic short circuit protection. The adjustable thermal setting allows engineers and panel builders to align the breaker with cable ratings, connected load requirements and downstream electrical equipment, helping improve circuit protection and system reliability.
With a 25 A rated current, 3-pole configuration and 50 kA breaking capacity, the NM8-125S-3P-25A is suitable for three-phase distribution boards, industrial control panels, machinery circuits and commercial electrical installations requiring reliable MCCB protection.
Key Advantages
- Reliable moulded case circuit breaker for low-voltage protection.
- 25 A rated current suitable for three-phase electrical circuits.
- 3-pole configuration for three-phase distribution systems.
- 50 kA short circuit breaking capacity for dependable fault protection.
- Adjustable thermal magnetic trip unit for overload and short circuit protection.
- Compact construction for panel and switchboard installation.
- Suitable for commercial, industrial and machinery applications.
Key Features
- Chint NM8 series MCCB.
- 25 A rated current.
- 3-pole design.
- 50 kA breaking capacity.
- Adjustable thermal magnetic protection.
- Provides overload and short circuit protection.
- Suitable for AC low-voltage power distribution systems.
- Compact frame design for electrical panels and switchboards.
Reliable MCCB Protection for Electrical Distribution
Moulded case circuit breakers such as the Chint NM8-125S-3P-25A are used to protect cables, circuits and connected equipment within low-voltage electrical installations. By disconnecting the circuit during overload or short circuit conditions, the MCCB helps prevent damage and supports safer system operation.
The NM8 range is widely used by panel builders, electrical contractors and maintenance engineers where compact construction, reliable protection and straightforward installation are required.
Typical Applications
- Three-phase electrical distribution panels.
- Industrial control panels and switchboards.
- Motor control and machinery circuits.
- Commercial building services.
- Manufacturing and process equipment.
- Panel building and electrical maintenance projects.
Technical Specifications
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| Mounting Type | Fixed | |
|---|---|---|
| Application | Power distribution | |
| Current | 25 A | |
| Phase | Three Phase | |
| Poles | 3-pole | |
| Device Type | MCCB | |
| Breaking Capacity | 50 kA | |
| Trip Unit | Thermal-magnetic | |
| Manufacturer | Chint | |
| Series | NM8 | |
| Model | NM8-125S-3P-25A | |
| Product type | Moulded Case Circuit Breaker (MCCB) | |
| Rated current | 25 A | |
| Number of poles | 3 Pole | |
| Trip unit | Adjustable thermal magnetic | |
| Breaking capacity | 50 kA | |
| Rated operational voltage | Up to 690 V AC | |
| Frequency | 50 / 60 Hz | |
| Protection functions | Overload and short circuit protection | |
| Mounting type | Panel / switchboard mounting | |
| Standard | IEC/EN 60947-2 |
Frequently Asked Questions
What is the Chint NM8-125S-3P-25A used for?
It is used to protect three-phase low-voltage electrical circuits against overloads and short circuits in commercial, industrial and machinery applications.
What is the rated current of this MCCB?
The NM8-125S-3P-25A has a 25 A rated current.
How many poles does this breaker have?
This model has a 3-pole configuration, making it suitable for three-phase electrical circuits.
What breaking capacity does this MCCB provide?
The Chint NM8-125S-3P-25A provides a 50 kA short circuit breaking capacity.
What type of protection does the breaker use?
It uses an adjustable thermal magnetic trip unit to provide overload and short circuit protection.
Trusted by Electrical Professionals Worldwide
Chint NM8 moulded case circuit breakers are trusted by panel builders, contractors and maintenance engineers for reliable low-voltage circuit protection across commercial and industrial installations.
