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1SVR405612R8400 ABB CR-M110DC3LD Pluggable Relay 3 C/O 110 V DC
ABB CR-M110DC3LD is a CR-M series pluggable miniature interface relay with a 110 V DC coil, three changeover contacts, 10 A contact rating, LED indication and integrated diode for industrial control and automation applications.
£8.51
Why Choose the ABB CR-M110DC3LD Pluggable Relay?
The ABB CR-M110DC3LD is a compact and reliable pluggable miniature interface relay designed for electrical isolation, signal switching and interface applications in industrial control and automation systems. As part of the ABB CR-M pluggable relay series, it provides three changeover contacts and is designed for a 110 V DC control supply.
This relay is particularly suited to interfacing PLCs, industrial controllers and fieldbus systems with sensors, actuators and other control equipment. Its pluggable construction simplifies installation and replacement, while the CR-M platform supports compatible sockets and accessories for flexible control-panel integration.
The CR-M110DC3LD provides 3 changeover (3 C/O) contacts with a contact rating of up to 250 V / 10 A. The LD version incorporates an LED status indication and integrated diode, providing convenient visual indication of coil energisation together with suppression for DC coil switching applications.
Key Advantages
- Compact pluggable miniature interface relay for industrial control applications.
- 110 V DC rated control supply voltage.
- 3 changeover contacts provide flexible switching capability.
- Contact capacity of up to 250 V / 10 A.
- Integrated LED status indication for convenient operating-state identification.
- Integrated diode for DC coil suppression.
- Pluggable format enables straightforward installation, maintenance and replacement.
- Suitable for isolation, amplification and signal matching between controllers and field devices.
Key Features
- ABB CR-M pluggable miniature relay series.
- 110 V DC coil/control voltage.
- 3 C/O (SPDT) contacts.
- 10 A contact rating for the three-contact CR-M configuration.
- Switching voltage capability up to 250 V.
- Built-in LED indication and diode.
- Integrated manual test button for convenient circuit testing.
- Compatible with ABB CR-M relay sockets and pluggable accessories.
- Compact miniature format for space-efficient control-panel installation.
Reliable Interface Switching for Industrial Control Systems
Interface relays provide electrical separation and signal adaptation between electronic control equipment and field-level devices. The ABB CR-M range is designed for applications where PLCs, industrial computers and control systems need to switch or interface reliably with actuators, contactors, signalling equipment and other electrical loads.
With its three changeover contacts, 110 V DC coil and pluggable construction, the CR-M110DC3LD provides a versatile solution for control cabinets and automation equipment. LED indication simplifies status checking, while the integrated diode helps suppress coil-induced voltage transients in DC control circuits.
Typical Applications
- Industrial control panels and switchboards.
- PLC output and input interfacing.
- Electrical isolation between control and field circuits.
- Signal amplification and signal matching.
- Machine control and industrial automation systems.
- Actuator, contactor and signalling circuit switching.
- Process control and manufacturing equipment.
Technical Specifications
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| Device Type | Plug-in Relay | |
|---|---|---|
| Load Voltage | 250 V | |
| Switching Current (A) | 10 A | |
| Series | CR-M | |
| ABB order code | 1SVR405612R8400 | |
| Product group | 310944 – Pluggable Relays | |
| Product type | Pluggable miniature interface relay | |
| Rated control supply voltage | 110 V DC | |
| Contact configuration | 3 C/O (3 SPDT) | |
| Contact rating | 10 A | |
| Switching voltage | up to 250 V | |
| Indication | Integrated LED | |
| Coil suppression | Integrated diode | |
| Contact material | Silver-nickel alloy (AgNi) | |
| Width | 21.2 mm | |
| Height | 35.6 mm | |
| Depth | 27.5 mm | |
| Weight | approx. 0.033 kg |
Frequently Asked Questions
What is the ABB CR-M110DC3LD used for?
The CR-M110DC3LD is a pluggable interface relay used for electrical isolation, signal switching, amplification and signal matching between industrial controllers and field-level equipment.
What coil voltage does the CR-M110DC3LD require?
The relay is designed for a 110 V DC control supply.
How many contacts does the CR-M110DC3LD have?
The CR-M110DC3LD provides three changeover (3 C/O) contacts, equivalent to three SPDT switching contacts.
What is the contact rating of this ABB relay?
The three-contact CR-M relay configuration provides a contact rating of up to 10 A with switching voltage capability up to 250 V.
Does the CR-M110DC3LD include an LED indicator?
Yes. The LD version incorporates LED status indication and a diode, making it particularly suitable for DC control-circuit applications.
Trusted Industrial Relay Technology from ABB
ABB CR-M pluggable miniature interface relays provide flexible switching, electrical isolation and signal interfacing for industrial automation, machine control and control-panel applications.
