nm8-250s-1p-25a chint mccb 1p thermal magnetic 25a, 30ka 415v

nm8-250s-1p-25a chint mccb 1p thermal magnetic 25a, 30ka 415v

Chint NM8-250S-1P-25A 25A 1 pole thermal magnetic moulded case circuit breaker with adjustable protection and 50kA breaking capacity for industrial power distribution.

SKU: NM8-250S-1P-25AAlt SKU: NM8250S1P25AMPN: NM8-250S-1P-25A
Price
List Price £231.07 ex VAT
Your Price (ex VAT)
£231.07
Manufacturer Lead Time Please contact us for a delivery time before you order
Get the best trade prices Trade exclusive

Create a trade account to unlock exclusive pricing, special offers and more.

SUBTOTAL (EX VAT) £231.07
Trade pricing is personalised to your account

Manufacturer Lead Time

£231.07

Why Choose the Chint NM8-250S-1P-25A Moulded Case Circuit Breaker?

The Chint NM8-250S-1P-25A is a dependable 1 pole moulded case circuit breaker (MCCB) designed to protect low voltage electrical systems against overloads and short circuits. As part of the proven Chint NM8 Series, this thermal magnetic MCCB provides reliable protection for industrial, commercial and OEM electrical installations.

Featuring an adjustable thermal magnetic trip unit, the NM8-250S-1P-25A enables engineers to optimise protection settings to suit the connected load. Its compact construction, fixed mounting design and compliance with IEC 60947-2 ensure dependable long-term operation in demanding environments.

With a 25A rated current, 1 pole configuration and a 50kA breaking capacity, this MCCB is ideal for protecting machinery, control panels, switchboards and low voltage distribution systems where reliable fault protection is essential.

Key Advantages

  • 25A moulded case circuit breaker for industrial and commercial applications.
  • 1 pole configuration for single phase circuit protection.
  • 50kA breaking capacity for high fault level applications.
  • Adjustable thermal magnetic trip unit for flexible protection settings.
  • Reliable overload and short circuit protection.
  • Manufactured to IEC 60947-2 international standards.

Key Features

  • Chint NM8 Series moulded case circuit breaker.
  • Model: NM8-250S-1P-25A.
  • Rated current: 25A.
  • 1 pole construction.
  • Adjustable thermal magnetic protection.
  • 50kA short circuit breaking capacity.
  • Suitable for overload and short circuit protection.
  • Fixed mounting for electrical distribution panels and switchboards.

Reliable Circuit Protection for Industrial Installations

The Chint NM8 Series is designed to safeguard low voltage electrical systems by interrupting overload and short circuit faults before damage occurs. Adjustable protection settings provide greater flexibility when coordinating with downstream protective devices, helping to improve overall system reliability.

Suitable for panel builders, machine manufacturers and electrical contractors, the NM8-250S-1P-25A delivers dependable protection for control panels, machinery, switchboards and commercial power distribution systems.

Typical Applications

  • Industrial control panels.
  • Electrical distribution boards.
  • Commercial installations.
  • OEM machinery.
  • Switchboards.
  • Equipment and circuit protection.

Technical Specifications

Mounting Type Fixed
Application Power distribution
Current 25 A
Phase Single Phase
Manufacturer Chint
Series NM8
Model NM8-250S-1P-25A
Product type Moulded Case Circuit Breaker (MCCB)
Rated current 25A
Number of poles 1
Trip unit Adjustable thermal magnetic
Breaking capacity 50kA
Rated operational voltage Up to 690V AC
Rated insulation voltage 800V
Frequency 50 / 60Hz
Standard IEC 60947-2
Mounting type Fixed panel mounting
Poles 1-pole
Device Type MCCB
Breaking Capacity 50 kA
Trip Unit Thermal-magnetic

Frequently Asked Questions

What is the Chint NM8-250S-1P-25A used for?

It protects low voltage electrical circuits against overloads and short circuits in industrial and commercial installations.

What is the rated current of this MCCB?

The NM8-250S-1P-25A has a 25A rated current.

What is the breaking capacity?

This MCCB provides a 50kA short circuit breaking capacity, making it suitable for installations with high prospective fault currents.

Is the trip unit adjustable?

Yes. The breaker features an adjustable thermal magnetic trip unit that allows protection settings to be matched to the application.

Where is this MCCB typically installed?

It is commonly installed within switchboards, distribution boards, machinery and industrial control panels.

Trusted by Electrical Professionals

Chint NM8 moulded case circuit breakers are trusted by electrical engineers, contractors and panel builders for reliable overload and short circuit protection across industrial and commercial power distribution systems.

● Service Agreements

Credit Accounts

Our service agreements are built to support long term procurement relationships. By working closely with engineering teams and procurement departments, we help streamline purchasing processes while ensuring consistent access to critical components and sourcing support when it matters most.

 Priority sourcing and supply support

 Flexible payment terms for qualifying organisations

 Support for engineering, maintenance, and operations

500 +

Stock lines ready to ship

1,000 +

Same day dispatches

3500 +

Customers supported

28 

Trusted Manfacturers

● frequently asked questions

Common questions about our products and support

 

At Led Controls Ltd we help engineers source the right automation and control gear with confidence. below are quick answers to what we are asked most often.

What product ranges do you supply

We supply all leading manfacturers in our industry. we offer next day delivery on most poplour products. 

Can you help specify the correct part?

Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.

Do you have stock for urgent orders?

Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.

What are your delivery times and costs?

Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.

What about warranties, returns and faulty items?

Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.

● latest blog

Discover  our latest insights and
expert advice

From a Simple Idea to Small Business of the Year: The LED Controls Story So Far…

From a Simple Idea to Small Business of the Year: The LED Controls Story So Far…

LED Controls is a specialist distributor of factory automation and industrial controls, supplying OEMs, machine builders, panel builders and end users throughout the UK and worldwide. As a trusted UK distributor for many of the world’s leading automation manufacturers, we provide industrial control products, technical expertise and bespoke automation solutions backed by outstanding customer service.

LED Controls: Danfoss Drives Authorised Partner

LED Controls: Danfoss Drives Authorised Partner

2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...

LED Controls: Your Complete Control Panel Solution

LED Controls: Your Complete Control Panel Solution

2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...