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ABB CR-M048AC4 Pack of 10 Pluggable Interface Relays
£63.38 per pack of 10
Why Choose the ABB CR-M048AC4 Interface Relay?
The ABB CR-M048AC4 is a compact and reliable pluggable miniature interface relay from the ABB CR-M relay series, designed for dependable signal switching, electrical isolation and industrial automation control applications. This relay provides a flexible solution for PLC interfaces, machine control systems and electrical control panels where reliable switching performance is required.
The CR-M048AC4 features a modular plug-in design that allows simple installation and replacement using compatible ABB CR-M sockets. When installed with the appropriate socket, the relay and socket combination can be easily mounted onto a DIN rail, providing an efficient solution for industrial automation cabinets and control systems.
With a 48 V AC coil supply, 4 changeover (4 c/o / SPDT) contacts and contact ratings up to 250 V / 6 A, the ABB CR-M048AC4 enables switching of multiple circuits from a single control signal. The integrated test button supports manual actuation and commissioning, helping simplify installation and maintenance.
Key Advantages
- Reliable ABB CR-M miniature interface relay for industrial automation systems.
- 48 V AC rated coil voltage suitable for specialised control applications.
- 4 c/o (SPDT) contacts for flexible switching configurations.
- 250 V / 6 A contact rating for dependable circuit control.
- Integrated test button enables easy testing and commissioning.
- Compact plug-in construction simplifies installation and replacement.
Key Features
- ABB CR-M miniature interface relay series.
- Model: CR-M048AC4.
- 48 V AC control supply voltage.
- 4 changeover (4 c/o) relay contacts.
- 250 V / 6 A switching capability.
- Integrated orange manual test button.
- Mechanical switching indication.
- Plug-in relay design for ABB CR-M sockets.
- Suitable for DIN rail mounting with compatible socket accessories.
Reliable Switching for Industrial Control Systems
Interface relays such as the ABB CR-M048AC4 provide electrical isolation between automation controllers and external loads while allowing reliable switching of industrial circuits. They are commonly used where PLC outputs, sensors and actuators require signal conversion or circuit multiplication.
The ABB CR-M relay family offers a modular approach to industrial switching with multiple coil voltage options, contact configurations and accessories. The CR-M048AC4 is designed for engineers and panel builders requiring dependable relay performance in automation environments.
Typical Applications
- Industrial automation control panels.
- PLC signal isolation and switching.
- Machine building and OEM equipment.
- Control and monitoring systems.
- Electrical distribution cabinets.
- Industrial process automation.
Technical Specifications
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| Device Type | Interface Relay | |
|---|---|---|
| Mounting Type | DIN rail, Plug-in socket | |
| Switching Current (A) | 6 A | |
| Current | 6 A | |
| Voltage | 60 V | |
| Coil / Supply Voltage | 48 V AC | |
| Contacts | 1 C/O | |
| IP Rating | IP40 | |
| Manufacturer | ABB | |
| Series | CR-M Miniature Interface Relays | |
| Model | CR-M048AC4 | |
| Product ID | 1SVR405613R5000 | |
| Product type | Pluggable miniature interface relay | |
| Control supply voltage | 48 V AC | |
| Contact configuration | 4 c/o (SPDT) | |
| Contact rating | 250 V / 6 A | |
| Contact material | Silver-nickel alloy (AgNi) | |
| Indicator | Mechanical indication | |
| Test function | Integrated manual test button | |
| Mounting type | Plug-in socket / DIN rail mounting with accessory socket | |
| Protection rating | IP40 | |
| Dimensions (W × H × D) | approx. 21.2 × 35.6 × 27.5 mm | |
| Weight | approx. 0.033 kg | |
| HS Code | 85364900 | |
| Country of Manufacture | Poland |
Frequently Asked Questions
What is the ABB CR-M048AC4 used for?
The ABB CR-M048AC4 is a miniature interface relay used for electrical isolation, signal switching and industrial automation control applications.
What coil voltage does the CR-M048AC4 require?
The relay operates with a 48 V AC rated control supply voltage.
How many contacts does this relay provide?
The ABB CR-M048AC4 provides 4 changeover (4 c/o or SPDT) contacts for flexible switching applications.
Does the relay include a test function?
Yes, the relay includes an integrated test button for manual actuation and commissioning of the output contacts.
Can this relay be mounted on a DIN rail?
Yes, the relay can be installed on a DIN rail when combined with a compatible ABB CR-M socket.
Trusted by Industrial Automation Professionals
ABB CR-M interface relays are trusted worldwide by automation engineers and panel builders for reliable switching, signal isolation and efficient industrial control solutions.
