ABB CR-MX024DC4LT Pluggable Interface Relay - UL 508
Part Number: 1SVR405643R1100
Quick Summary
ABB CR-MX024DC4LT is a pluggable interface relay for compact control panels and automation circuits. Engineers often face wiring complexity and high maintenance when expanding distributed I/O, which can drive downtime and errors. This device is certified to UL 508, CE, and TÜV with cUR and CSA marks, supporting safe, compliant installations. The 24 V DC coil, 4 c/o outputs, and a pluggable design enable fast replacements and reduced cabinet downtime. This combination helps customers standardize maintenance, streamline spare parts, and improve panel reliability. Its rugged operating range and standard CR-MX socket ecosystem also promote easier upgrades and consistent best-practice deployment across machines and lines.
Product Information
Extended Description
1SVR405643R1100 ABB: The CR-MX024DC4LT pluggable interface relay is from the CR-MX (miniature) relay range. This relay operates with a 24 V DC rated control supply voltage and has a 4 c/o (SPDT) output with contacts rated at 250 V /5 A. The relay has an integrated blue test button for manual actuation and locking of the output contacts and an integrated LED. Standard sockets, pluggable function modules, holders and markers are available as accessories.
EAN
4013614535918
Minimum Order Quantity
300 piece
Customs Tariff Number
85364900
Data Sheet, Technical Information
Data sheet - Pluggable interface relays CR-MX Miniature relays
Instructions and Manuals
Instructions - CR-MX Range
CAD Dimensional Drawing
Information - 2D and 3D files for CAD systems
Product Net Width
21.5 mm
Product Net Height
37 mm
Product Net Depth / Length
28 mm
Product Net Weight
0.035 kg
Function
Pluggable miniature interface relay CR-MX
Sub-Function
Relay with built in LED
Rated Control Supply Voltage (Us)
24 V DC
Rated Operational Voltage
250 V AC
Output
4 c/o (SPDT) contacts
Output Signal
250 V / 5 A
Terminal Type
Flat-Pin Connections
Rated Operational Current AC-12 (Ie)
(230 V) 5 A
Rated Operational Current AC-15 (Ie)
(120 V) 1.9 A | (230 V) 0.8 A
Rated Operational Current DC-12 (Ie)
(24 V) 5 A
Rated Operational Current DC-13 (Ie)
(24 V) 1.8 A | (120 V) 0.5 A
Rated Impulse Withstand Voltage (Uimp)
Between Coil and Contacts 1.5 kV
Rated Insulation Voltage (Ui)
250 V
Degree of Protection
IP40
Mounting Position
1
Standards
CSA 22.2 No. 14 | IEC/EN 63000 | IEC/EN 61010-1 | UL 508
Maximum Operating Voltage UL/CSA
250 V AC
Flammability According to UL94
V-2
Ambient Air Temperature
Operation -40 ... +70 °C | Storage -40 ... +70 °C
Maximum Operating Altitude Permissible
Without Derating 2000 m
Conflict Minerals Reporting Template (CMRT)
CMRT - Conflict Minerals Reporting Template
RoHS Information
1SVD982022-0002
RoHS Status
Following EU Directive 2011/65/EU
CQC Certificate
CQC Certificate - CR-MX range Pluggable interface relays with DC coil
cUR Certificate
cUR_E244330
Declaration of Conformity - CE
EU Declaration of Conformity - CR-MX Pluggable interface relays
TÜV Certificate
TUEV Certificate - Pluggable interface relays CR-MX range
Package Level 1 Units
box 10 piece
Package Level 1 Width
103 mm
Package Level 1 Depth / Length
142 mm
Package Level 1 Height
37 mm
Package Level 1 Gross Weight
0.43 kg
Package Level 1 EAN
4013614536267
Package Level 2 Units
box 300 piece
Package Level 2 EAN
4013614540547
Object Classification Code
K
ETIM 7
EC001437 - Switching relay
ETIM 8
EC001437 - Switching relay
ETIM 9
EC001437 - Switching relay
eClass
V11.0 : 27371601
UNSPSC
39122331
Feature → Business Impact → Application: 24 V DC coil delivers reliable energization with low power consumption, improving energy efficiency in control circuits and reducing heat in panel enclosures, ideal for PLC-driven interfaces and automation logic. Feature → Business Impact → Application: 4 c/o SPDT outputs provide versatile switching for signaling, interlocks, and control interlocks within a single compact module, reducing part count and inventory while simplifying logic wiring in packaging lines and conveyors. Feature → Business Impact → Application: Integrated LED and blue test button enable quick status checks and manual actuation during commissioning and troubleshooting, cutting commissioning time and improving field diagnostics in machine tools. Feature → Business Impact → Application: Pluggable interface relay with standard sockets allows fast, non-destructive replacements, lowering maintenance costs and downtime in high-mix environments such as consumer electronics assembly and material handling. Feature → Business Impact → Application: Robust electrical ratings 250 V AC at 5 A and DC-12 to DC-13 curves support diverse loads, ensuring reliable operation in harsh factory settings, including safety circuits and alarm relays in industrial automation. Feature → Business Impact → Application: IP40 enclosure, -40 to +70 °C operating range, and up to 2000 m altitude compliance provide dependable performance in harsh environments, reducing derating and extending service intervals in automotive, automation, and water-treatment lines. Feature → Business Impact → Application: Flat-Pin Connections and compact dimensions (21.5 mm width, 37 mm height, 28 mm depth) simplify mounting, wiring, and retrofits in tight control cabinets and panel skeletons, improving install times and reducing panel footprint.
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FAQs
The CR-MX024DC4LT uses a 24 V DC coil and provides four isolated changeover outputs (4 c/o SPDT). Each output can switch up to 250 V AC at 5 A, enabling multiple circuits to be controlled from a single pluggable module while maintaining clear separation between control and load.
Yes. The relay carries UL 508 recognition and CE marking, along with TÜV certification and cUR/CSA approvals, ensuring compliance with global safety and performance standards for industrial automation components.
It uses flat-pin terminals and fits standard CR-MX sockets, enabling quick plug-in replacement without rewiring. Its compact dimensions (21.5 mm width, 37 mm height, 28 mm depth) simplify panel mounting and wiring in constrained control cabinets while maintaining reliable mechanical fit with existing CR-MX equipment.
Operating temperature is -40 to +70 °C with IP40 protection, and it supports up to 2000 m altitude without derating. The output is rated 250 V AC at 5 A, with DC-12 and DC-13 current ratings of 5 A and 1.8 A respectively, making it suitable for a variety of industrial loads and switching tasks.
The pluggable design reduces maintenance time and spare-parts inventory by enabling non-wiring replacements. Quick diagnostics via the integrated LED and test button shorten fault isolation, while standardized sockets and modularity improve uptime in high-mix manufacturing or packaging lines.