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ABB CR-M110AC4LG Pluggable Relay 4C/O 110VAC
£11.67
Why Choose the ABB CR-M110AC4LG Interface Relay?
The ABB 1SVR405618R7100 is a compact and reliable CR-M110AC4LG pluggable miniature interface relay designed for industrial automation, control panels and electrical switching applications. As part of the ABB CR-M interface relay series, it provides dependable signal isolation and efficient switching performance for industrial control systems.
This relay operates with a 110 V AC control supply and features four changeover (4 c/o / SPDT) contacts with gold-plated contacts rated at 250 V / 6 A. The gold-plated contact surface improves reliability when switching small currents and sensitive loads, while the integrated LED provides clear relay status indication.
The ABB CR-M110AC4LG is designed for plug-in installation with compatible ABB CR-M sockets. The relay and socket combination can be mounted easily onto DIN rails, allowing quick installation, replacement and maintenance in industrial control cabinets.
Key Advantages
- Compact pluggable miniature interface relay for industrial automation applications.
- 110 V AC control voltage suitable for industrial control systems.
- Four changeover contacts (4 c/o / SPDT) for flexible circuit switching.
- Gold-plated contacts improve switching reliability with sensitive signals.
- Integrated LED indication provides clear operating status feedback.
- Manual test button simplifies commissioning and maintenance.
Key Features
- ABB CR-M miniature interface relay series.
- Model: CR-M110AC4LG.
- Rated control supply voltage: 110 V AC.
- Output configuration: 4 c/o (SPDT) contacts.
- Contact rating: 250 V / 6 A.
- Contact material: Gold-plated silver alloy.
- Integrated LED coil energisation indicator.
- Integrated orange test button for manual actuation.
- Plug-in design for ABB CR-M relay sockets.
Reliable Switching for Industrial Automation Systems
Interface relays such as the ABB CR-M110AC4LG provide electrical isolation between automation controllers and connected field devices while enabling reliable switching of multiple circuits from a single control signal. Their compact construction makes them ideal for modern industrial control panels.
The ABB CR-M series combines modular installation, durable relay technology and flexible contact configurations to support machine builders, panel manufacturers and automation engineers. The CR-M110AC4LG delivers dependable performance where accurate switching and long service life are required.
Typical Applications
- PLC interface and signal isolation applications.
- Industrial automation control cabinets.
- Machine control and monitoring systems.
- Motor, actuator and valve switching circuits.
- Building automation equipment.
- Electrical control panels and industrial systems.
Technical Specifications
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| Device Type | Plug-in Relay | |
|---|---|---|
| Terminal Type | Faston / flat-pin | |
| Load Voltage | 250 V AC | |
| Mounting Type | DIN rail, Plug-in socket | |
| Switching Current (A) | 6 A | |
| Current | 6 A | |
| Voltage | 110 V | |
| Coil / Supply Voltage | 110 V AC | |
| Contacts | 1 C/O | |
| IP Rating | IP40 | |
| Manufacturer | ABB | |
| Series | CR-M Interface Relays | |
| Model | CR-M110AC4LG | |
| Product ID | 1SVR405618R7100 | |
| Product type | Pluggable miniature interface relay | |
| Control supply voltage | 110 V AC | |
| Frequency | 50 / 60 Hz | |
| Output contacts | 4 c/o (SPDT) | |
| Rated operational voltage | 250 V AC | |
| Rated current | 6 A | |
| Contact material | Gold-plated contacts | |
| Terminal type | Flat-pin connections | |
| 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-M110AC4LG used for?
The ABB CR-M110AC4LG is a miniature interface relay used for signal isolation and switching in industrial automation and control systems.
What voltage does this relay require?
The relay operates with a 110 V AC control supply voltage.
How many contacts does the relay provide?
The CR-M110AC4LG provides four changeover (4 c/o / SPDT) contacts.
What is the benefit of gold-plated contacts?
Gold-plated contacts improve reliability when switching small currents and sensitive electronic loads.
Does the relay include indication and testing features?
Yes, the relay includes an integrated LED indicator and manual test button for easier commissioning and maintenance.
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.
