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

2908181

Plug-in miniature relay, with power contact, 2 changeover contacts, test button, mechanical switch position indicator, polarity: bipolar, input voltage: 24 V DC

This product needs further products for operation. Mandatory accessories

Product details

Product type	Single relay
Operating mode	100% operating factor
Mechanical service life	5x 10⁶cycles
Insulation characteristics
Overvoltage category	III
Pollution degree	2
Data management status
Date of last data management	20.03.2025

Service life electrical	see diagram
Maximum power dissipation for nominal condition	0.41 W
Test voltage (Winding/contact)	5 kV AC (50 Hz, 1 min., winding/contact)
Test voltage (Changeover contact/changeover contact)	2.5 kV AC (50 Hz, 1 min., changeover contact/changeover contact)
Rated insulation voltage	250 V AC

Coil side
Nominal input voltage U_N	24 V DC
Input voltage range	19.2 V DC ... 52.8 V DC
Input voltage range in reference to U_N	0.8 ... 2.2 (see diagram)
Drive and function	monostable
Drive (polarity)	non-polarized
Typical input current at U_N	17 mA
Typical response time	9 ms
Typical release time	6 ms

Switching
Contact switching type	2 changeover contacts
Type of switch contact	Single contact
Contact material	AgNi
Maximum switching voltage	250 V AC/DC
Minimum switching voltage	12 V (at 10 mA)
Limiting continuous current	8 A
Maximum inrush current	16 A (20 ms)
Min. switching current	10 mA (at 12 V)
Interrupting rating (ohmic load) max.	192 W (at 24 V DC)
	62 W (at 48 V DC)
	42 W (at 60 V DC)
	55 W (at 110 V DC)
	66 W (at 220 V DC)

Connection method	Plug / solder connection

Width	13 mm
Height	29 mm
Depth	25.5 mm

Ambient conditions
Degree of protection	RT II
Ambient temperature (operation)	-40 °C ... 70 °C
Ambient temperature (storage/transport)	-40 °C ... 85 °C

Standards/regulations	IEC 61810
	IEC 60664

Mounting position	any

Commercial data

Item number	2908181
Packing unit	10 pc
Minimum order quantity	10 pc
Sales key	DK6195
Product key	DKF923
GTIN	4055626279404
Weight per piece (including packing)	19,1 g
Weight per piece (excluding packing)	18 g
Customs tariff number	85364190
Country of origin	CN

Classifications

Approvals

Environmental product compliance

Compatible products

Mandatory accessories

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-BL-24DC/21-21/MS - Single relay

2908181

Product details

ECLASS

ETIM

UNSPSC

cUL Recognized

UL Recognized

EAC

Compatible products

Automate

Connect

Mark, assemble, and install

Supply, charge, and protect

Switch, Measure and Monitor

REL-MR-BL-24DC/21-21/MS - Single relay 2908181

Product details

ECLASS

ETIM

UNSPSC

Compatible products

RIF-1-BPT/2X21 - Relay base 2900931

RIF-1-BSC/2X21 - Relay base 2900930

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

2908181