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ABB CR-M024DC4LDG Pack of 10 Pluggable Interface Relays
£116.03 per pack of 10
Why Choose the ABB CR-M024DC4LDG Interface Relay?
The ABB CR-M024DC4LDG is a compact and highly reliable pluggable miniature interface relay designed for industrial automation, control panels and electrical switching applications. As part of the ABB CR-M relay series, it provides dependable signal isolation and efficient switching between automation controllers and connected field devices.
This interface relay operates with a 24 V DC control supply and provides four changeover (4 c/o / SPDT) contacts rated at 250 V / 6 A. The gold-plated contacts improve switching reliability for sensitive control signals, while the integrated LED and diode provide visual indication and coil surge suppression.
The ABB CR-M024DC4LDG features a plug-in construction designed for use with compatible ABB CR-M sockets, allowing quick installation and simple replacement in DIN rail-mounted control cabinets. Its compact design makes it ideal for machine builders, system integrators and industrial automation engineers.
Key Advantages
- Compact pluggable miniature interface relay for industrial automation systems.
- 24 V DC control voltage suitable for PLC and control applications.
- Four changeover contacts provide flexible circuit switching capability.
- Gold-plated contacts improve reliability with low-level signals.
- Integrated LED status indication for easy monitoring.
- Built-in diode suppression protects control circuits from voltage spikes.
Key Features
- ABB CR-M miniature interface relay series.
- Model: CR-M024DC4LDG.
- Rated control supply voltage: 24 V DC.
- Output configuration: 4 c/o (SPDT) contacts.
- Contact rating: 250 V / 6 A.
- Contact material: Silver-nickel alloy with gold plating (AgNi/Au).
- Integrated LED relay energisation indicator.
- Integrated diode for surge suppression.
- Manual test button for commissioning and maintenance.
- Plug-in design for ABB CR-M relay sockets.
Reliable Switching for Industrial Automation Systems
Interface relays such as the ABB CR-M024DC4LDG provide electrical isolation between control systems and external circuits while ensuring reliable signal transmission. Their compact design and flexible contact configuration make them suitable for a wide range of industrial automation applications.
The ABB CR-M series combines modular installation, robust relay technology and integrated protection features to simplify control panel design. The CR-M024DC4LDG is engineered for dependable operation in demanding industrial environments where accurate switching and long service life are required.
Typical Applications
- PLC interface and signal isolation systems.
- Industrial automation control panels.
- Machine control and monitoring equipment.
- Motor, actuator and valve switching circuits.
- Building automation applications.
- Industrial electrical cabinets and control systems.
Technical Specifications
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| Device Type | Interface Relay | |
|---|---|---|
| Mounting Type | DIN rail, Plug-in socket | |
| Load Voltage | 250 V | |
| Switching Current (A) | 6 A | |
| Current | 6 A | |
| Voltage | 24 V | |
| Coil / Supply Voltage | 24 V DC | |
| Contacts | 1 C/O | |
| IP Rating | IP40 | |
| Manufacturer | ABB | |
| Series | CR-M Interface Relays | |
| Model | CR-M024DC4LDG | |
| Product type | Pluggable miniature interface relay | |
| Product ID | 1SVR405618R1400 | |
| Control supply voltage | 24 V DC | |
| Output contacts | 4 c/o (SPDT) | |
| Rated switching voltage | 250 V | |
| Rated switching current | 6 A | |
| Contact material | Silver-nickel alloy gold plated (AgNi/Au) | |
| Mounting type | Plug-in socket / DIN rail mounting | |
| Protection rating | IP40 | |
| Dimensions (W × H × D) | approx. 21.2 × 35.6 × 27.5 mm | |
| Weight | approx. 0.033 kg | |
| HS Code | 85364900 | |
| Country of Manufacture | Poland |
Frequently Asked Questions
What is the ABB CR-M024DC4LDG used for?
The ABB CR-M024DC4LDG is a miniature interface relay used for electrical isolation and switching in industrial automation and control systems.
What voltage does this relay require?
The relay operates with a 24 V DC control supply voltage.
How many contacts does the relay provide?
The CR-M024DC4LDG provides four changeover (4 c/o / SPDT) contacts.
What makes this relay different from standard CR-M relays?
This version features gold-plated contacts for improved reliability when switching sensitive or low-level signals.
Does the relay include protection features?
Yes, the relay includes an integrated LED indicator and diode suppression for improved control circuit protection.
Trusted by Automation Engineers Worldwide
ABB CR-M interface relays are widely used in industrial control systems to provide reliable switching, electrical isolation and efficient automation panel integration.
