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1SAL105221R9911 ABB MC1C310ATWJD-RAIL Mini Contactor Compact Control Contactor

1SAL105221R9911 ABB MC1C310ATWJD-RAIL Mini Contactor Compact Control Contactor

ABB 1SAL105221R9911 mini contactor, a compact 77–137 V DC three-pole switching device designed for industrial automation, motor control and transport applications.

SKU: 1SAL105221R9911Alt SKU: MC1C310ATWJD-RAILMPN: 1SAL105221R9911
Price
List Price £56.48 ex VAT
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£56.48
Manufacturer Lead Time Estimated Delivery 7 weeks
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Manufacturer Lead Time

£56.48

Why Choose the ABB 1SAL105221R9911 Mini Contactor?

The ABB 1SAL105221R9911 is a compact and reliable mini contactor designed for switching and controlling electrical loads in industrial automation, machine building and railway applications. As part of the ABB M Mini contactor series, it provides dependable switching performance in space-limited installations where durability and efficient control are essential.

This mini contactor features a three-pole main contact configuration, a 77–137 V DC control coil and an integrated auxiliary contact. The MC1C310ATWJD-RAIL version is designed for DIN rail or wall mounting and uses screw terminals, making it suitable for compact control panels and demanding industrial environments.

With a rated operational power of 4 kW at 400 V AC in AC-3 applications and a 20 A AC-1 rated operational current, the ABB 1SAL105221R9911 is suitable for controlling motors and electrical loads in automation systems requiring reliable switching performance.

Key Advantages

  • Compact mini contactor designed for space-saving installations.
  • 77–137 V DC control operation for industrial control systems.
  • 4 kW AC-3 motor switching capacity at 400 V AC.
  • 3 normally open main contacts for dependable power switching.
  • Integrated 1 normally open auxiliary contact for control and feedback circuits.
  • Suitable for DIN rail and wall mounting installations.

Key Features

  • ABB M Mini contactor series.
  • MC1C310ATWJD-RAIL mini contactor.
  • 77–137 V DC control supply.
  • 3-pole main contact configuration.
  • 1 NO auxiliary contact.
  • 9 A AC-3 rated current at 400 V AC.
  • 20 A AC-1 rated current at 400 V AC.
  • Designed for industrial automation and transport applications.
  • Screw terminal connections for secure installation.

Reliable Switching for Industrial Automation

Mini contactors such as the ABB 1SAL105221R9911 provide dependable switching control for motors, machines and electrical loads. Their compact construction allows engineers to create efficient control panels while maintaining reliable switching performance.

The ABB M Mini contactor range is designed for applications requiring compact dimensions, long service life and reliable operation. The MC1C Rail series is developed for demanding environments including railway and industrial systems where resistance to vibration and operational reliability are important.

Typical Applications

  • Industrial automation control panels.
  • Machine building and OEM equipment.
  • Railway and transport control systems.
  • Small motor control applications.
  • Pumps, fans and auxiliary equipment.
  • Industrial electrical load switching.

Technical Specifications

Coil Voltage Range 100–130 V
Current 9 A
Power 4 kW
Manufacturer ABB
Series M Mini Contactors
Model 1SAL105221R9911
Contactor type MC1C310ATWJD-RAIL
Product type Mini contactor
Control voltage 77–137 V DC
Main contacts 3 NO
Auxiliary contacts 1 NO
Rated operational current AC-1 20 A at 400 V AC
Rated operational current AC-3 9 A at 400 V AC
Rated operational power AC-3 4 kW at 400 V AC
Rated operational current AC-4 9 A at 400 V AC
Rated operational power AC-4 4 kW at 400 V AC
Connection type Screw terminals
Mounting type 35 mm DIN rail or wall mounting
Protection rating IP20
Dimensions (H × W × D) approx. 48 × 45 × 68 mm
Weight approx. 0.25 kg
Coil / Supply Voltage 110 V DC, 125 V DC
Device Type Mini contactor
Auxiliary Contacts 1NO
Coil Type DC
Current AC-1 20 A

Frequently Asked Questions

What is the ABB 1SAL105221R9911 used for?

The ABB 1SAL105221R9911 is a mini contactor used for switching motors and electrical loads in industrial automation, machine control and transport applications.

What control voltage does this contactor require?

The contactor operates with a 77–137 V DC control supply.

What motor power can the contactor switch?

The contactor can switch motors up to 4 kW at 400 V AC in AC-3 applications.

How many main contacts are included?

The ABB 1SAL105221R9911 includes three normally open main contacts and one normally open auxiliary contact.

How is this mini contactor installed?

The device is suitable for 35 mm DIN rail or wall mounting inside electrical control systems.

Trusted for Industrial Switching Solutions

ABB mini contactors are widely used by automation engineers and machine builders to deliver reliable, compact and durable switching solutions for modern industrial systems.

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