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ABB CR-U120AC3L Pack of 10 Pluggable Interface Relays
£99.19 per pack of 10
Why Choose the ABB CR-U120AC3L Pluggable Interface Relay?
The ABB CR-U120AC3L is a reliable pluggable universal interface relay designed for industrial automation, electrical control panels and signal switching applications. As part of the advanced ABB CR-U universal relay series, it provides dependable electrical isolation and flexible circuit control for PLC interfaces, machinery and industrial automation systems.
This universal relay combines a compact plug-in design with robust circular pin terminals engineered for demanding repetitive-use applications. The modular construction allows the relay to be installed with compatible ABB CR-U sockets and mounted easily on DIN rail systems, providing a practical solution for modern control cabinets.
With a 120 V AC rated control supply voltage, 3 changeover (SPDT) contacts and contacts rated up to 250 V / 10 A, the ABB CR-U120AC3L enables multiple circuits to be switched from a single input signal. The integrated LED indicator provides clear relay status feedback, while the test button supports manual actuation during commissioning and maintenance.
Key Advantages
- Reliable ABB CR-U universal interface relay for industrial automation applications.
- 120 V AC coil voltage suitable for industrial control circuits.
- 3 changeover (SPDT) contacts for flexible switching configurations.
- High switching capability with 250 V / 10 A contacts.
- Integrated LED status indication for quick relay monitoring.
- Manual test button simplifies commissioning and troubleshooting.
- Plug-in construction enables fast installation and replacement.
Key Features
- ABB CR-U120AC3L pluggable interface relay.
- 120 V AC rated control supply voltage.
- 3 c/o (SPDT) output contacts.
- 250 V / 10 A contact rating.
- Integrated LED coil energisation indicator.
- Orange manual test button with locking function for output contacts.
- Robust circular pin terminals for industrial environments.
- Compatible with ABB CR-U sockets, logic sockets and accessories.
- Suitable for DIN rail mounted control panel installations.
Reliable Switching for Industrial Automation
Interface relays such as the ABB CR-U120AC3L provide electrical isolation between automation controllers and connected equipment. They allow low-power control signals from PLCs and industrial controllers to safely switch higher-load circuits while improving system reliability and flexibility.
The ABB CR-U relay family is designed for industrial environments where durability, modular installation and easy maintenance are essential. The CR-U120AC3L supports efficient control panel design through compatible sockets, function modules, holders and markers.
Typical Applications
- PLC signal isolation and interface switching.
- Industrial automation control cabinets.
- Machine building and OEM equipment.
- Motor control and electrical switching systems.
- Process automation and monitoring applications.
- Building automation installations.
Technical Specifications
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| Device Type | Interface Relay | |
|---|---|---|
| Terminal Type | PCB / pins | |
| Switching Current (A) | 10 A | |
| Load Voltage | 250 V | |
| Mounting Type | Plug-in socket | |
| Current | 10 A | |
| Voltage | 120 V | |
| Coil / Supply Voltage | 120 V AC | |
| Contacts | 1 C/O | |
| IP Rating | IP40 | |
| Manufacturer | ABB | |
| Series | CR-U Universal Relays | |
| Model | CR-U120AC3L | |
| Product ID | 1SVR405622R2100 | |
| Product type | Pluggable universal interface relay | |
| Rated control supply voltage | 120 V AC | |
| Output contacts | 3 changeover (SPDT) | |
| Rated operational voltage | 250 V | |
| Rated operational current | 10 A | |
| Frequency | 50 / 60 Hz | |
| Contact material | Silver nickel alloy (AgNi) | |
| Indicator | Integrated LED | |
| Protection rating | IP40 | |
| Mounting type | Plug-in socket mounting | |
| Terminal type | Circular pin connection | |
| Dimensions (W × H × D) | 35 × 54.4 × 35 mm | |
| Weight | approx. 0.083 kg | |
| Operating temperature | up to +85 °C | |
| HS Code | 85364900 | |
| Country of Manufacture | Poland |
Frequently Asked Questions
What is the ABB CR-U120AC3L used for?
The ABB CR-U120AC3L is a pluggable interface relay used for electrical isolation, signal switching and industrial automation control applications.
What voltage does the relay coil require?
The CR-U120AC3L operates with a 120 V AC rated control supply voltage.
How many contacts does this relay have?
The relay features 3 changeover (SPDT) contacts for flexible switching applications.
What is the contact rating of the ABB CR-U120AC3L?
The relay provides contacts rated up to 250 V and 10 A.
Does the relay include LED indication?
Yes, the relay includes an integrated LED indicator showing relay coil energisation status.
Trusted by Automation Professionals Worldwide
ABB CR-U universal interface relays are trusted by engineers, OEM manufacturers and automation specialists for dependable switching, electrical isolation and industrial control solutions.
