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1SAH102138R9910 ABB MCRC040ARWJD-RAIL Mini Contactor Relay 4NO Control Relay
ABB 1SAH102138R9910 MCRC040ARWJD-RAIL mini contactor relay with four normally open contacts and 110 V DC control supply for industrial automation applications.
£48.09
Why Choose the ABB 1SAH102138R9910 MCRC040ARWJD-RAIL Mini Contactor Relay?
The ABB 1SAH102138R9910 is a compact and reliable mini contactor relay designed for industrial control applications, automation systems and auxiliary switching circuits. As part of the ABB MCRC-RAIL range, it provides a space-saving solution where dependable switching performance and compact installation are required.
This mini contactor relay features a dimension-optimised four-pole design with special screw terminals for ring tongue ferrule connections, making it suitable for applications where reliable control switching is required while minimising electrical panel space. It is designed for industrial, commercial and building automation applications.
With a 110 V DC control supply, a 4NO contact configuration and a compact DIN rail mounting format, the ABB 1SAH102138R9910 is ideal for auxiliary switching, control circuits and industrial automation systems requiring dependable DC operation.
Key Advantages
- Compact mini contactor relay designed for industrial control applications.
- Four normally open contacts for flexible auxiliary switching.
- 110 V DC control voltage for automation systems.
- Space-saving DIN rail mounting design.
- Special screw terminals for secure ring tongue ferrule connections.
- Suitable for industrial, commercial and automation applications.
Key Features
- ABB MCRC-RAIL mini contactor relay series.
- MCRC040ARWJD-RAIL type.
- 4NO contact configuration.
- 110 V DC rated control supply voltage.
- 10 A conventional thermal current rating.
- DC-operated electromagnetic system.
- DIN rail and wall mounting capability.
- Special screw terminal connection technology.
Reliable Control Switching for Industrial Automation
Mini contactor relays such as the ABB 1SAH102138R9910 provide dependable switching for control circuits, automation interfaces and auxiliary functions. They allow industrial systems to manage electrical signals efficiently while reducing panel space requirements.
The ABB MCRC-RAIL series is designed for engineers and machine builders requiring compact installation, reliable DC operation and dependable switching performance in modern industrial electrical systems.
Typical Applications
- Industrial automation control panels.
- PLC interface switching.
- Control signal switching systems.
- Building automation systems.
- Machine control equipment.
- Auxiliary switching circuits.
Technical Specifications
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| Terminal Type | Screw | |
|---|---|---|
| Coil Voltage Range | 100–130 V | |
| Poles | 4-pole | |
| Coil / Supply Voltage | 110 V DC | |
| Device Type | Contactor relay | |
| Coil Type | DC | |
| Current AC-1 | 10 A | |
| Manufacturer | ABB | |
| Series | MCRC-RAIL Mini Contactor Relays | |
| Model | 1SAH102138R9910 | |
| Type | MCRC040ARWJD-RAIL | |
| Product type | Mini contactor relay | |
| Control voltage | 110 V DC | |
| Contact configuration | 4NO | |
| Number of poles | 4P | |
| Rated operational voltage | 690 V AC / 440 V DC | |
| Conventional thermal current Ith | 10 A | |
| Mounting type | DIN rail / wall mounting | |
| Connection type | Special screw terminals | |
| Protection rating | IP20 | |
| Dimensions (H × W × D) | 48 × 45 × 68 mm | |
| Weight | approx. 0.25 kg |
Frequently Asked Questions
What is the ABB 1SAH102138R9910 used for?
The ABB 1SAH102138R9910 is a mini contactor relay used for switching control signals and auxiliary circuits in industrial automation systems.
What control voltage does this relay require?
The relay operates with a 110 V DC control supply.
How many contacts does this contactor relay have?
The ABB 1SAH102138R9910 has a 4NO contact configuration.
What is the rated thermal current of this relay?
The relay has a conventional thermal current rating of 10 A.
Where is this relay typically installed?
The relay is typically installed on DIN rails inside industrial control panels, automation systems and electrical cabinets.
Trusted by Industrial Automation Professionals
ABB mini contactor relays are widely used by engineers and system builders to provide reliable control switching, compact installation and dependable operation in modern industrial electrical systems.
