Why Choose the ABB CR-U012AC3L Pluggable Relay?
The ABB CR-U012AC3L is a robust and versatile pluggable universal interface relay designed for electrical isolation, signal amplification and signal matching in industrial control and automation systems. As part of the ABB CR-U pluggable relay range, it provides reliable switching between electronic control equipment and field-level sensors, actuators and other electrical loads.
This relay features 3 changeover (3 C/O) contacts and a 12 V AC rated control supply voltage, providing flexible multi-circuit switching from a single relay. The CR-U012AC3L also incorporates a built-in LED, giving operators and maintenance engineers clear visual indication of relay operation during commissioning, troubleshooting and normal machine operation.
With 3 C/O (SPDT) contacts and a contact rating of 250 V AC, 10 A, the CR-U012AC3L is well suited to industrial control panels, machinery, PLC interfaces and general-purpose switching applications. Its pluggable construction enables straightforward replacement when installed in a compatible ABB CR-U socket, helping simplify panel maintenance and servicing.
Key Advantages
- Versatile pluggable universal interface relay for industrial automation.
- 12 V AC rated control supply voltage for compatible AC control circuits.
- 3 changeover contacts provide flexible multi-circuit switching.
- 250 V AC, 10 A contact rating for industrial control applications.
- Integrated LED status indication provides convenient visual monitoring.
- Silver-nickel AgNi contact material provides dependable switching performance.
- Pluggable construction enables straightforward replacement and maintenance.
- Compatible with ABB CR-U sockets for flexible control-panel installation.
Key Features
- ABB CR-U pluggable universal interface relay range.
- 12 V AC coil / rated control supply voltage.
- 3 C/O (SPDT) contacts.
- 250 V AC, 10 A contact rating.
- Silver-nickel alloy (AgNi) contacts.
- Integrated LED indication.
- Pluggable pin connection for compatible relay sockets.
- Compatible with ABB CR-U3S and other suitable 3 C/O CR-U sockets.
- Suitable for industrial interface, isolation and switching applications.
Reliable Interface Switching for Industrial Automation
Interface relays such as the ABB CR-U012AC3L provide reliable switching and electrical separation between industrial control equipment and field-level devices. They can be used to interface PLCs and other controllers with sensors, actuators and electrical loads while supporting signal amplification, voltage matching and circuit multiplication within industrial automation systems.
The ABB CR-U range uses a modular pluggable concept with sockets and accessories available for flexible control-panel configurations. The CR-U012AC3L combines three changeover contacts with a 12 V AC coil, a 10 A contact rating and integrated LED indication, making it a versatile choice for machinery, process equipment and industrial control applications.
Typical Applications
- PLC input and output interfacing.
- Industrial control and automation panels.
- Electrical isolation between control and field circuits.
- Signal amplification and signal matching.
- Sensor and actuator interfacing.
- Industrial machinery and production equipment.
- Control circuit switching and circuit multiplication.
- OEM machine building and automation systems.
