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1SVR405622R8400 ABB CR-U110DC3LD Pluggable Relay 3C/O 110V DC
ABB CR-U110DC3LD is a CR-U pluggable universal interface relay with a 110 V DC control supply, three changeover contacts, a 250 V / 10 A output rating, integrated LED and diode.
£21.97
Why Choose the ABB CR-U110DC3LD Pluggable Relay?
The ABB CR-U110DC3LD is a robust pluggable universal interface relay designed for electrical isolation, signal interfacing and switching in industrial automation and control systems. As part of the ABB CR-U universal interface relay series, it operates from a 110 V DC control supply and provides three changeover contacts for flexible multi-circuit switching.
This relay provides 3 c/o (SPDT) output contacts with a 250 V / 10 A output rating. The CR-U110DC3LD configuration incorporates an integrated LED and diode, providing visual indication of relay energisation together with suppression for the DC coil circuit.
Designed for use with compatible ABB CR-U sockets, the CR-U110DC3LD provides a serviceable plug-in solution for industrial machinery and control cabinets. Its integrated test button supports manual actuation and locking of the output contacts during commissioning and troubleshooting, while the CR-U format enables straightforward relay replacement without rewiring the complete interface assembly.
Key Advantages
- Robust CR-U pluggable universal interface relay for industrial automation.
- 110 V DC rated control supply voltage.
- Three changeover (3 c/o / SPDT) contacts for multi-circuit switching.
- 250 V / 10 A output rating.
- Integrated LED provides clear visual operating indication.
- Integrated diode provides suppression for the DC coil circuit.
- Manual test button simplifies functional testing and commissioning.
- Pluggable construction facilitates relay replacement and control-panel maintenance.
Key Features
- ABB CR-U universal interface relay series.
- 110 V DC control voltage.
- 3 c/o (SPDT) output contacts.
- 250 V / 10 A output rating.
- Silver-nickel alloy (AgNi) contact material.
- Integrated LED operating indication.
- Integrated diode for DC coil suppression.
- Integrated manual test and locking button.
- Compatible with ABB CR-U sockets and pluggable function modules.
- Designed for electrical isolation, amplification and signal matching in industrial control systems.
Reliable Interface Switching for Industrial Automation
Pluggable interface relays such as the ABB CR-U110DC3LD provide electrical isolation, amplification and signal matching between electronic control equipment and connected sensors, actuators or other field circuits. Its three changeover contacts allow multiple switching paths to be controlled from a single 110 V DC input signal.
The integrated LED provides immediate visual indication of relay energisation, while the integrated diode suppresses inductive voltage from the DC coil. Combined with the manual test button and plug-in construction, these features make the CR-U110DC3LD suitable for commissioning, servicing and maintaining industrial automation and electrical control equipment.
Typical Applications
- Industrial automation and machine control panels.
- PLC, industrial PC and fieldbus interface circuits.
- Electrical isolation and signal interfacing.
- Contactor and motor-control interface circuits.
- Multi-circuit switching and interlocking systems.
- Alarm, indication and signalling circuits.
- Building automation and electrical control systems.
- OEM machinery and production equipment.
Technical Specifications
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| Device Type | Plug-in Relay | |
|---|---|---|
| Series | CR-U | |
| ABB order code | 1SVR405622R8400 | |
| ABB product group | 310944 – Pluggable Relays | |
| Product type | Pluggable universal interface relay | |
| Rated control supply voltage | 110 V DC | |
| Output contacts | 3 c/o (SPDT) | |
| Output rating | 250 V / 10 A | |
| Contact material | Silver-nickel alloy (AgNi) | |
| Indication | Integrated LED | |
| Coil protection | Integrated diode | |
| Test function | Integrated manual test and locking button | |
| Degree of protection | IP40 | |
| Width | 35 mm | |
| Height | 54.4 mm | |
| Depth | 35 mm | |
| Net weight | 0.083 kg |
Frequently Asked Questions
What is the ABB CR-U110DC3LD used for?
The ABB CR-U110DC3LD is a pluggable universal interface relay used for electrical isolation, signal matching and switching between industrial control equipment and connected field circuits.
What control voltage does the CR-U110DC3LD require?
The CR-U110DC3LD operates from a rated control supply voltage of 110 V DC.
How many contacts does the ABB CR-U110DC3LD provide?
The relay provides three changeover contacts (3 c/o / SPDT), enabling three switching paths to be controlled from a single relay coil.
What is the output rating of the CR-U110DC3LD?
The CR-U110DC3LD has an output rating of 250 V / 10 A.
Does the CR-U110DC3LD include an LED and diode?
Yes. The CR-U110DC3LD incorporates an integrated LED for visual operating indication and an integrated diode for suppression of the DC coil circuit.
Does the ABB CR-U110DC3LD have a manual test function?
Yes. The CR-U series incorporates an integrated manual test button for manual actuation and locking of the output contacts, helping simplify commissioning and functional testing.
How is the ABB CR-U110DC3LD installed?
The relay plugs into a compatible ABB CR-U socket, allowing it to be incorporated into a serviceable interface relay assembly within an industrial control panel.
Trusted by Industrial Automation Professionals
ABB CR-U pluggable universal interface relays are designed for machine builders, panel builders and automation engineers requiring robust switching, electrical isolation and reliable signal interfacing between electronic controls and field-level equipment.
