ABB Monitoring Relay, SPDT, DIN Rail, 24 V dc 24/240 V ac

RS Stock No.:: 876-4985
Mfr. Part No.:: 1SVR730720R1400 CM-MSS.11S
Brand:: ABB

ABB Monitoring Relay, SPDT, DIN Rail, 24 V dc 24/240 V ac

View all Monitoring Relays

Bulk discount available

Subtotal (1 unit)*

£105.39

(exc. VAT)

£126.47

(inc. VAT)

FREE delivery for orders over £50.00

In Stock

Plus 13 unit(s) shipping from 30 March 2026

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Units	Per unit
1 - 4	£105.39
5 - 9	£100.12
10 - 24	£94.87
25 - 49	£89.59
50 +	£84.31

*price indicative

RS Stock No.:: 876-4985
Mfr. Part No.:: 1SVR730720R1400 CM-MSS.11S
Brand:: ABB

Specifications

Technical Reference

Legislation and Compliance

Product Details

Find similar products by selecting one or more attributes.

Select all	Attribute	Value
	Brand	ABB
	Product Type	Monitoring Relay
	Sub Type	PTC
	Contact Configuration	SPDT
	Mount Type	DIN Rail
	Switching Voltage	24 V ac
	Terminal Type	Screw
	IP Rating	IP50, IP20
	Supply AC Voltage	24/240 V ac
	Minimum Operating Temperature	-25°C
	Supply DC Voltage	24 V dc
	Contact Current	3.7mA
	Maximum Operating Temperature	60°C
	Height	85.6mm
	Standards/Approvals	UL
	Length	103.7mm
	Series	CM-MSS
	Width	22.5 mm

	Select all
	Brand ABB
	Product Type Monitoring Relay
	Sub Type PTC
	Contact Configuration SPDT
	Mount Type DIN Rail
	Switching Voltage 24 V ac
	Terminal Type Screw
	IP Rating IP50, IP20
	Supply AC Voltage 24/240 V ac
	Minimum Operating Temperature -25°C
	Supply DC Voltage 24 V dc
	Contact Current 3.7mA
	Maximum Operating Temperature 60°C
	Height 85.6mm
	Standards/Approvals UL
	Length 103.7mm
	Series CM-MSS
	Width 22.5 mm

ABB Monitoring Relay, Overtemperature Monitoring, Screw Terminals - CM-MSS Series - 1SVR730720R1400 CM-MSS.11S

Make sure your equipment doesn't lose its cool with this monitoring relay from ABB. Its built-in thermistor monitors thermal energy build-up in your system and steps in to prevent overheating. As it also protects against short circuits and detects broken wires, this device is an all-rounder that minimises the risk of damage to your machinery. Screw terminals make it a cinch to wire up using a screwdriver, so you're not driven round the twist during set-up.

Features & Benefits

• Snaps onto a DIN rail for ease of installation

• Broad operating temperature range between -25°C and +60°C for use in harsh industrial environments

• Compact dimensions of 103.7 (L) x 22.5 (W) x 85.6mm (H) to fit in space-tight areas

• Mechanical lifespan of 30 million cycles for long-lasting performance

• Housing has an IP50 rating that indicates some protection from dust

Applications

• Construction industry

• Industrial automation

• Factory power supplies

Can I use this device in explosive environments?

Yes, this item is safe for use in explosive atmospheres, so you can use it in volatile workspaces.