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1SAH102095R9900 ABB MCRA004ATW Mini Contactor Relay 4NC Control Relay
ABB 1SAH102095R9900 MCRA004ATW mini contactor relay with four normally closed auxiliary contacts designed for industrial control and automation switching applications.
£24.82
Why Choose the ABB 1SAH102095R9900 MCRA004ATW Mini Contactor Relay?
The ABB 1SAH102095R9900 MCRA004ATW is a compact and reliable mini contactor relay designed for switching control signals and auxiliary circuits in industrial, commercial and building automation applications. As part of the ABB MCRA mini contactor relay range, it provides dependable switching performance where space-saving installation and flexible control solutions are required.
This dimension-optimised four-pole contactor relay features an AC-operated coil and screw terminal connections, providing a practical solution for electrical control panels and automation systems. Its compact construction allows efficient installation in applications where cabinet space is limited while maintaining reliable ABB switching performance.
With a 4 normally closed auxiliary contact configuration and a 415–440 V AC control supply at 50 Hz / 480 V AC at 60 Hz, the ABB 1SAH102095R9900 MCRA004ATW is suitable for control circuit switching applications requiring dependable auxiliary contact operation.
Key Advantages
- Compact mini contactor relay designed for auxiliary switching applications.
- 4NC contact arrangement for flexible control circuit design.
- 415–440 V AC coil supply at 50 Hz and 480 V AC at 60 Hz.
- Space-saving design for industrial and automation control panels.
- Screw terminal connections provide secure and straightforward installation.
- Suitable for industrial, commercial and building control applications.
Key Features
- ABB MCRA004ATW mini contactor relay.
- 4-pole auxiliary contact configuration.
- 4 normally closed auxiliary contacts.
- 6 A rated operational current for AC-15 applications.
- 4 A rated operational current at 400 V AC.
- AC operated coil system.
- Screw terminal connections for reliable wiring.
- DIN rail or panel mounting capability.
Reliable Auxiliary Switching for Industrial Control Systems
Mini contactor relays such as the ABB MCRA004ATW provide dependable switching of control circuits, enabling automation equipment and electrical systems to manage auxiliary signals efficiently. Their compact design makes them ideal for installations requiring high functionality in a small footprint.
The ABB MCRA series is developed for machine builders, panel manufacturers and automation engineers requiring reliable switching, simple installation and long service life. The 1SAH102095R9900 combines ABB quality with a flexible four-contact normally closed configuration for industrial control applications.
Typical Applications
- Industrial automation control panels.
- Machine control and auxiliary circuits.
- Building automation systems.
- Electrical distribution control systems.
- Control signal switching applications.
- OEM machinery and industrial equipment.
Technical Specifications
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| Terminal Type | Screw | |
|---|---|---|
| Coil Voltage Range | 380–440 V, 460–500 V | |
| Poles | 4-pole | |
| Coil / Supply Voltage | 415 V AC, 440 V AC, 480 V AC | |
| Device Type | Contactor relay | |
| Coil Type | AC | |
| Manufacturer | ABB | |
| Series | MCRA Mini Contactor Relays | |
| Model | MCRA004ATW | |
| Part number | 1SAH102095R9900 | |
| Product type | Mini contactor relay | |
| Contact configuration | 4NC | |
| Number of poles | 4-pole | |
| Control voltage | 415–440 V AC (50 Hz) / 480 V AC (60 Hz) | |
| Rated operational current Ie | 6 A (AC-15) | |
| Rated operational current at 400 V | 4 A | |
| Rated insulation voltage | 750 V | |
| Rated operational voltage | up to 690 V AC | |
| Connection type | Screw terminals | |
| Mounting type | DIN rail / panel mounting | |
| Protection rating | IP20 | |
| Dimensions (H × W × D) | 48 × 45 × 56 mm | |
| Weight | approx. 0.17 kg |
Frequently Asked Questions
What is the ABB 1SAH102095R9900 used for?
The ABB 1SAH102095R9900 MCRA004ATW is a mini contactor relay used for switching control signals and auxiliary circuits in industrial and automation applications.
What contact configuration does this relay have?
The MCRA004ATW features a 4 normally closed (4NC) auxiliary contact configuration.
What coil voltage does the ABB MCRA004ATW require?
The relay operates with an AC control supply of 415–440 V AC at 50 Hz and 480 V AC at 60 Hz.
What is the rated current of this mini contactor relay?
The ABB MCRA004ATW supports switching applications up to 6 A in AC-15 applications.
How is the ABB 1SAH102095R9900 installed?
The relay can be installed using DIN rail mounting or panel mounting and uses screw terminal connections.
Trusted by Industrial Automation Professionals
ABB mini contactor relays are widely used by engineers and machine builders to provide dependable auxiliary switching, compact installation and reliable control system performance.
