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1SAH103106R9900 ABB MCRA040AT7 Mini Contactor Relay 4NO Control Relay
ABB 1SAH103106R9900 MCRA040AT7 mini contactor relay with four normally open auxiliary contacts designed for industrial control and automation applications.
£24.82
Why Choose the ABB 1SAH103106R9900 MCRA040AT7 Mini Contactor Relay?
The ABB 1SAH103106R9900 is a compact and reliable MCRA040AT7 mini contactor relay designed for switching control signals and auxiliary circuits in industrial, commercial and automation applications. As part of the ABB M Mini contactor relay series, it provides dependable switching performance where high functionality and space-efficient installation are required.
This mini contactor relay features a dimension-optimised four-pole design with screw terminals, making it suitable for applications where reliable control switching is required within a compact installation space. The MCRA series is designed for switching control signals up to 6 A / 240 V AC (AC-15) and is suitable for wall or DIN rail mounting.
With a 240 V AC control supply at 50 / 60 Hz and a 4 normally open auxiliary contact configuration, the ABB 1SAH103106R9900 MCRA040AT7 provides flexible switching capability for automation systems, electrical control circuits and industrial applications.
Key Advantages
- Compact mini contactor relay designed for industrial control applications.
- 4 normally open auxiliary contacts for flexible control circuit switching.
- 240 V AC 50 / 60 Hz control supply suitable for industrial control systems.
- Space-saving design for electrical panels and automation equipment.
- DIN rail and wall mounting options provide flexible installation.
- Reliable ABB construction for long service life and consistent switching performance.
Key Features
- ABB MCRA040AT7 mini contactor relay.
- 4-pole auxiliary contact design.
- 4 normally open (NO) contacts.
- 6 A rated operational current.
- 4 A operational current at 400 V AC.
- AC operated control circuit.
- Screw terminal connection system.
- Compact DIN rail and wall mounting design.
- No manual operation function.
Reliable Control Switching for Industrial Applications
Mini contactor relays such as the ABB MCRA040AT7 provide dependable switching of auxiliary circuits and control signals in electrical systems. Their compact design enables engineers to build efficient control panels while maintaining reliable switching performance.
The ABB M Mini series is designed for residential, commercial and industrial applications requiring dependable control signal switching. The 1SAH103106R9900 combines ABB engineering, flexible mounting options and robust auxiliary contact functionality for modern automation systems.
Typical Applications
- Industrial automation control panels.
- Machine building and OEM equipment.
- Motor control and auxiliary switching circuits.
- Electrical distribution control systems.
- Building automation applications.
- Industrial signalling and control circuits.
Technical Specifications
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| Terminal Type | Screw | |
|---|---|---|
| Device Type | Contactor relay | |
| Auxiliary Contacts | None | |
| Coil Type | AC | |
| Current AC-1 | 10 A | |
| Manufacturer | ABB | |
| Series | M Mini Contactor Relays | |
| Model | MCRA040AT7 | |
| Part number | 1SAH103106R9900 | |
| Product type | Mini contactor relay | |
| Contact configuration | 4NO | |
| Number of auxiliary contacts NO | 4 | |
| Rated control voltage | 240 V AC 50 / 60 Hz | |
| Rated operational voltage | Up to 690 V AC auxiliary circuit | |
| Rated operational current | 6 A | |
| Rated operational current at 400 V AC | 4 A | |
| Conventional thermal current Ith | 10 A | |
| Connection type | Screw terminals | |
| Mounting type | DIN rail / wall mounting | |
| Protection rating | IP20 terminals | |
| Dimensions (H × W × D) | 48 × 45 × 56 mm | |
| Weight | approx. 0.17 kg |
Frequently Asked Questions
What is the ABB 1SAH103106R9900 used for?
The ABB 1SAH103106R9900 is a mini contactor relay used for switching control signals and auxiliary circuits in industrial and automation systems.
What contact configuration does this relay have?
The MCRA040AT7 features four normally open (NO) auxiliary contacts.
What control voltage does the ABB MCRA040AT7 require?
The relay operates with a 240 V AC 50 / 60 Hz control supply.
What type of mounting is supported?
The ABB 1SAH103106R9900 supports DIN rail and wall mounting for flexible installation in electrical control panels.
Where is this mini contactor relay typically installed?
The relay is typically installed in industrial automation panels, electrical enclosures and control systems requiring reliable auxiliary switching.
Trusted by Automation Engineers Worldwide
ABB mini contactor relays are widely used in industrial control applications to provide reliable auxiliary switching, compact installation and dependable operation in modern electrical systems.
