2CPX041339R9999 ABB MH350 S700/750 Expansion 3PW

2CPX041339R9999 ABB MH350 S700/750 Expansion 3PW

ABB MH350 is a CombiLine N S700/750 expansion module in a 3PW configuration, providing a 750 mm wide 40 mm busbar system for ABB S700 main circuit breakers with a maximum rated current of 250 A.

SKU: 2CPX041339R9999Alt SKU: MH350MPN: 2CPX041339R9999
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List Price £286.37 ex VAT
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£214.78 25% OFF
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Why Choose the ABB MH350 S700/750 Expansion 3PW?

The ABB MH350 is a CombiLine N main circuit breaker expansion module designed for ABB S700 switching devices in professional low-voltage sub-distribution assemblies. Supplied under ABB order code 2CPX041339R9999, this mounted module provides a structured solution for integrating S700 equipment with a 40 mm busbar system.

The MH350 is supplied unpopulated for main circuit breakers and accommodates ABB S700 devices from 1 to 4 poles, with a width of 35 mm per pole. It incorporates a ZB5 busbar bracket, covers with cut-out and provision for horizontally arranged busbars, supporting efficient construction of modular distribution boards.

In its 3PW configuration, the MH350 has a width of 750 mm, provides 72 PLE and is suitable for installations from a cabinet depth of 200 mm. The busbar system has a 40 mm centre distance and supports a maximum rated current of 250 A.

Key Advantages

  • Purpose-designed S700/750 expansion module for ABB sub-distribution assemblies.
  • 3PW configuration with a 750 mm module width.
  • Designed around a 40 mm busbar system.
  • Supports ABB S700 main circuit breakers from 1 to 4 poles.
  • 250 A maximum rated current for robust distribution applications.
  • Compatible with both EDF and WR mounting frames.

Key Features

  • ABB CombiLine N interior expansion system.
  • S700/750 Expansion 3PW configuration.
  • Unpopulated module for main circuit breakers.
  • 750 mm width and 3-field format.
  • 72 PLE installation capacity.
  • 40 mm busbar centre distance.
  • Supplied with ZB5 busbar bracket.
  • Suitable from a cabinet depth of 200 mm.

Structured S700 Distribution for CombiLine N Systems

The ABB MH350 provides the mechanical and busbar-system infrastructure required to integrate S700 main circuit breakers into CombiLine N low-voltage distribution assemblies. Its modular format enables panel builders to create organised circuit protection and distribution layouts while maintaining convenient access for installation and servicing.

With its 3-field width, 40 mm busbar system and 250 A maximum rated current, the MH350 is particularly suited to larger modular distribution arrangements where multiple switching devices must be accommodated within a structured ABB enclosure system.

Typical Applications

  • ABB CombiLine N low-voltage distribution boards.
  • Commercial and industrial sub-distribution assemblies.
  • ABB S700 main circuit breaker installations.
  • Modular switchboards and electrical control cabinets.
  • Power distribution and circuit protection systems.
  • Professional panel-building and switchgear applications.

Technical Specifications

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Current 250 A
Device Type Mounting / Expansion Module
Product Series S&J CombiLine N
Series CombiLine N
ABB order code 2CPX041339R9999
Product group DESUJ Sub Distribution
Product type S700/750 expansion module
Configuration 3PW
Compatible devices ABB S700, 1 to 4-pole
Width per pole 35 mm
Height 2 RE / 300 mm
Field width 3 FB / 750 mm
Useful width 315 / 210 mm
Installation capacity 72 PLE
Busbar centre distance 40 mm
Busbar arrangement Horizontal
Busbar bracket ZB5
Maximum rated current 250 A
Minimum cabinet depth 200 mm
Mounting frame compatibility EDF / WR
Configuration supplied Mounted and installed in the cabinet

Frequently Asked Questions

What is the ABB MH350 used for?

The ABB MH350 is an S700/750 expansion module used to integrate compatible ABB main circuit breakers into CombiLine N low-voltage sub-distribution assemblies.

Which circuit breakers can be installed in the MH350?

The MH350 is designed for ABB S700 main circuit breakers from 1 to 4 poles, with a device width of 35 mm per pole.

What is the maximum rated current of the ABB MH350?

The MH350 busbar arrangement has a maximum rated current of 250 A.

What size is the ABB MH350?

The MH350 is a 3-field, 750 mm wide module with a height of 2 RE / 300 mm and provides 72 PLE.

What is the ABB order code for the MH350?

The ABB order code for the MH350 is 2CPX041339R9999.

Trusted ABB Sub-Distribution Engineering

ABB CombiLine N components provide panel builders with a modular platform for constructing organised, dependable and serviceable low-voltage distribution assemblies using compatible ABB switching and protection equipment.