Moulded Case Circuit Breaker 32A–700A, 3P & 4P | Chint NM1

The Chint NM1 moulded case circuit breaker (MCCB) provides overload and short-circuit protection in low-voltage distribution. This listing covers ten ratings from 32A to 700A in 3-pole and 4-pole versions, with breaking capacities from 25kA to 65kA. It is suitable for electricians, panel builders, contractors and maintenance teams, and the correct rating must be selected from the options before ordering.

• Application: Circuit protection in distribution boards, sub-boards and machine feeders
• Current rating: 32A to 700A, shown in each option
• Poles: 3P (nine ratings) and 4P (400A)
• Breaking capacity: 25kA to 65kA, shown in each option
• Series: Chint NM1, frames 125S, 125SI, 250H, 400S, 400H and 800H

Key Features

• Rating, poles, breaking capacity and frame are shown in every option name, so the exact breaker can be matched to the board and load
• One listing covers the whole range, with price and stock shown per rating
• Supplier datasheet is available on this page for dimensions and full ratings

Typical Applications

• Main and sub-main distribution boards
• Motor and machine feeders
• Industrial, commercial and light industrial installations
• Replacement of an existing MCCB of the same frame and rating

Technical Specifications

Available ratings and model codes

What's Included

• 1 x Chint NM1 moulded case circuit breaker (rating as selected)

Please note: Installation fittings, electrical protection, cartridges, control boxes, cables, unions, brackets, or accessories are not included unless specifically listed above.

Installation & Compatibility Notes

• Installation must be carried out by a qualified electrician in line with SANS wiring regulations, with a Certificate of Compliance where required.
• Check that the breaker's current rating suits the cable size and load, and that the breaking capacity is suitable for the installation.
• Confirm the frame size and pole count match the enclosure, busbars and any existing breakers before ordering.
• Specifications are taken from the supplier product names and datasheet. Contact us to confirm anything not listed before ordering.

Warranty & Support

This product is supplied with the applicable manufacturer or supplier warranty, subject to correct installation, correct application, and warranty terms.

Zisabo supplies quality plumbing, pump, filtration and electrical products with practical support to help customers choose the correct item for their application. If you are unsure whether this product is suitable, contact us before ordering and our team will assist where possible.

Need help choosing? If you are unsure whether this product is suitable for your system, contact Zisabo with your application details, required voltage, current rating and mounting type, and we will assist where possible.