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1SVR405613R8400 ABB CR-M110DC4LD Pluggable Relay 4C/O 110V DC
ABB CR-M110DC4LD is a CR-M pluggable miniature interface relay with a 110 V DC control supply, four changeover contacts, a 250 V / 6 A output rating and built-in LED and diode.
£8.46
Why Choose the ABB CR-M110DC4LD Pluggable Relay?
The ABB CR-M110DC4LD is a compact and reliable pluggable miniature interface relay designed for electrical isolation, signal matching and switching in industrial automation and control systems. As part of the ABB CR-M interface relay range, it provides four changeover contacts and operates from a 110 V DC control supply.
This relay combines 4 c/o (SPDT) contacts with a 250 V / 6 A output rating, providing multiple switching paths within a compact plug-in device. The CR-M110DC4LD version incorporates an LED and diode, providing visual operating indication and coil suppression for DC control applications.
Designed for use with compatible ABB CR-M sockets, the CR-M110DC4LD supports convenient installation and replacement in industrial control panels. Its integrated manual test button enables actuation and locking of the output contacts during circuit testing and commissioning, while its compact 21.2 × 35.6 × 27.5 mm format helps conserve valuable panel space.
Key Advantages
- Compact CR-M pluggable miniature interface relay for automation and control applications.
- 110 V DC rated control supply voltage.
- Four changeover (4 c/o / SPDT) contacts for multi-circuit switching.
- 250 V / 6 A output rating.
- Built-in LED provides clear visual operating indication.
- Integrated diode provides suppression for the DC coil circuit.
- Integrated test button enables manual actuation and locking of the output contacts.
- Pluggable design simplifies relay replacement, testing and maintenance.
Key Features
- ABB CR-M miniature interface relay series.
- 110 V DC control voltage.
- 4 c/o (SPDT) output contacts.
- 250 V / 6 A output rating.
- Silver-nickel alloy (AgNi) contacts.
- Built-in LED and diode.
- Integrated manual test and locking button.
- Compatible with standard and logical ABB CR-M sockets.
- Compact pluggable construction for control-panel applications.
- Suitable for electrical isolation, amplification and signal matching between control and field circuits.
Reliable Interface Switching for Industrial Automation
Pluggable interface relays such as the ABB CR-M110DC4LD provide electrical isolation and signal interfacing between electronic control equipment, including PLCs and industrial controllers, and sensors, actuators or other field-level devices. Its four changeover contacts enable several circuits to be switched from a single 110 V DC control signal.
The built-in LED provides immediate visual indication of relay operation, while the integrated diode provides suppression appropriate to the DC coil circuit. Combined with the manual test button and plug-in construction, these features make the CR-M110DC4LD particularly convenient for commissioning, troubleshooting and maintenance in industrial control cabinets.
Typical Applications
- Industrial automation and machine control panels.
- PLC and industrial controller interface circuits.
- Electrical isolation and signal matching.
- Contactor and motor-control interface circuits.
- Multiple-circuit switching and interlocking.
- Alarm, indication and signalling systems.
- Building automation and electrical control equipment.
- OEM machinery and production systems.
Technical Specifications
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| Device Type | Plug-in Relay | |
|---|---|---|
| Terminal Type | Faston / flat-pin | |
| Series | CR-M | |
| ABB order code | 1SVR405613R8400 | |
| ABB product group | 310944 – Pluggable Relays | |
| Product type | Pluggable miniature interface relay | |
| Rated control supply voltage | 110 V DC | |
| Output contacts | 4 c/o (SPDT) | |
| Output rating | 250 V / 6 A | |
| Contact material | Silver-nickel alloy (AgNi) | |
| Indication | Built-in LED | |
| Coil protection | Built-in diode | |
| Test function | Integrated manual test and locking button | |
| Connection | Flat-pin plug-in connection | |
| Width | 21.2 mm | |
| Height | 35.6 mm | |
| Depth | 27.5 mm | |
| Net weight | 0.033 kg |
Frequently Asked Questions
What is the ABB CR-M110DC4LD used for?
The ABB CR-M110DC4LD is a pluggable miniature interface relay used for electrical isolation, signal matching and circuit switching in industrial automation and control systems.
What control voltage does the CR-M110DC4LD require?
The CR-M110DC4LD operates from a rated control supply voltage of 110 V DC.
How many contacts does the ABB CR-M110DC4LD have?
The relay provides four changeover contacts (4 c/o / SPDT), allowing multiple circuits to be switched from one relay coil.
What is the output rating of the CR-M110DC4LD?
The CR-M110DC4LD has an output rating of 250 V / 6 A.
What do the L and D features of the CR-M110DC4LD provide?
This version incorporates a built-in LED and diode. The LED provides visual operating indication, while the diode provides suppression for the DC coil circuit.
Does the ABB CR-M110DC4LD include a manual test function?
Yes. The CR-M range incorporates an integrated manual test button that enables manual actuation and locking of the output contacts for circuit testing and commissioning.
Trusted by Industrial Automation Professionals
ABB CR-M pluggable miniature interface relays provide machine builders, panel builders and automation engineers with compact and flexible switching solutions for electrical isolation, signal matching and reliable interfacing between electronic controls and field-level equipment.
