REL-MR- 24DC/21AU/MS - Single relay

2909645

Plug-in miniature power relay, with multi-layer gold contact, 1 changeover contact, manual operation, 24 V DC input voltage

This product needs further products for operation. Mandatory accessories

Product details

Operating mode	100% operating factor
Mechanical service life	1x 10⁷cycles
Insulation characteristics
Overvoltage category	III
Pollution degree	3
Data management status
Date of last data management	05.09.2025

Maximum power dissipation for nominal condition	0.17 W
Test voltage (Winding/contact)	4 kV AC (50 Hz, 1 min., winding/contact)

Coil side
Nominal input voltage U_N	24 V DC
Input voltage range	14.4 V DC ... 66 V DC
Input voltage range in reference to U_N	see diagram
Drive and function	monostable
Drive (polarity)	non-polarized
Typical input current at U_N	7 mA
Typical response time	5 ms
Typical release time	2.5 ms
Coil resistance	3390 Ω ±10 % (at 20 °C)

Switching
Contact switching type	1 changeover contact
Type of switch contact	Single contact
Contact material	AgSnO, hard gold-plated
Maximum switching voltage	30 V AC
	36 V DC
Minimum switching voltage	100 mV (at 10 mA)
Limiting continuous current	50 mA
Maximum inrush current	50 mA
Min. switching current	1 mA (at 24 V)
Interrupting rating (ohmic load) max.	1.2 W (at 24 V DC)
Motor load according to UL 508	1/4 HP, 240 - 277 V AC (N/O contact)
	1/6 HP, 240 - 277 V AC (N/C contact)
Switching: when the gold layer is destroyed
Note	the following values are applicable if a gold layer is destroyed
Contact material	AgSnO
Maximum switching voltage	250 V AC
Minimum switching voltage	5 V (at 100 mA)
Limiting continuous current	6 A
Min. switching current	10 mA (at 12 V)
Interrupting rating (ohmic load) max.	140 W (at 24 V DC)
	20 W (at 48 V DC)
	18 W (at 60 V DC)
	23 W (at 110 V DC)
	40 W (at 220 V DC)
	1500 VA (for 250 V AC)
Switching capacity	2 A (at 24 V, DC13)
	0.2 A (at 110 V, DC13)
	0.1 A (at 220 V, DC13)
	3 A (at 24 V, AC15)
	3 A (at 120 V, AC15)
	3 A (at 230 V, AC15)

Connection method	Plug / solder connection

Width	5 mm
Height	28 mm
Depth	16 mm

Color	white (RAL 9010)

Ambient conditions
Degree of protection	RT II
Ambient temperature (operation)	-40 °C ... 85 °C
Ambient temperature (storage/transport)	-40 °C ... 85 °C

Corrosive gas test
Identification	ISA-S71.04. G3 Harsh Group
	EN 60068-2-60

Standards/regulations	IEC 60664
	EN 50178
	EN 61810-1

Assembly note	in rows with zero spacing
Mounting position	any

Commercial data

Item number	2909645
Packing unit	10 pc
Minimum order quantity	10 pc
Product key	DK6924
GTIN	4055626377803
Weight per piece (including packing)	6.8 g
Weight per piece (excluding packing)	6.8 g
Customs tariff number	85364190
Country of origin	CZ

Classifications

Approvals

Environmental product compliance

Compatible products

Mandatory accessories

ECLASS-13.0	27371601
ECLASS-15.0	27371601

EU RoHS
Fulfills EU RoHS substance requirements	Yes (No exemptions)
China RoHS
Environment friendly use period (EFUP)	EFUP-E No hazardous substances above the limits
EU REACH SVHC
REACH candidate substance (CAS No.)	No substance above 0.1 wt%

Automate

Connect

Mark, assemble, and install

Supply, charge, and protect

Switch, Measure and Monitor

REL-MR- 24DC/21AU/MS - Single relay

2909645

Product details

ECLASS

ETIM

UNSPSC

cUL Recognized

UL Recognized

EAC

VDE approval of drawings

Compatible products

Automate

Connect

Mark, assemble, and install

Supply, charge, and protect

Switch, Measure and Monitor

REL-MR- 24DC/21AU/MS - Single relay 2909645

Product details

ECLASS

ETIM

UNSPSC

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REL-MR- 24DC/21AU/MS - Single relay

2909645