Switchgear & Panels / Technical supply

Moulded Case Circuit Breaker (MCCB)

Moulded case circuit breakers for feeder, sub-distribution and motor protection.

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Product overview

Built around the project specification

Moulded case circuit breakers protect the feeders leaving a main switchboard and the sub-boards below them. Frame size, breaking capacity and trip characteristic are chosen together so that a fault on a final circuit clears at the device closest to it and leaves the rest of the installation running.

Key features

Thermal-magnetic and electronic trip units
Adjustable overload and short-circuit settings
3-pole and 4-pole arrangements
Manufactured to IEC/EN 60947-2

Applications

Outgoing feeders from main switchboards
Sub-distribution boards
Motor and machine protection
Commercial and industrial installations

Specifications

Standard: IEC/EN 60947-2
Trip unit: Thermal-magnetic or electronic
Poles: 3-pole and 4-pole
Status: Range in planning

Technical documents

Documentation for procurement and review

Available catalogues, datasheets, manuals, and group certificates are kept in the document library. Final ratings are confirmed against the project specification.

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