RIF-0-RSC-12DC/21AU - Relay module - 2903373

Product type	Relay Module
Product family	RIFLINE complete
Application	Universal
Operating mode	100% operating factor
Mechanical service life	approx. 2x 10⁷ cycles
Insulation characteristics
Insulation	safe isolation
Overvoltage category	III
Pollution degree	2
Data management status
Date of last data management	12.09.2025

Service life electrical	see diagram
Maximum power dissipation for nominal condition	0.19 W
Test voltage (Winding/contact)	4 kV_rms (50 Hz, 1 min., winding/contact)
Rated insulation voltage	250 V AC
Rated surge voltage	6 kV

Coil side
Nominal input voltage U_N	12 V DC
Input voltage range	9.6 V DC ... 18 V DC (20 °C)
Input voltage range in reference to U_N	see diagram
Drive and function	monostable
Drive (polarity)	polarized
Typical input current at U_N	16 mA
Typical response time	5 ms
Typical release time	8 ms
Coil voltage	12 V DC
Protective circuit	Freewheeling diode
Operating voltage display	Yellow LED

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
Maximum switching voltage		36 V DC
Minimum switching voltage	100 mV (10 mA)
Limiting continuous current	50 mA
Maximum inrush current	50 mA
Min. switching current	1 mA (12 V)
Interrupting rating (ohmic load) max.	1.2 W (24 V DC)
Utilization category CB Scheme (IEC 60947-5-1)	AC15, 3 A/250 V (N/O contact)
		AC15, 1 A/250 V (N/C contact)
		DC13, 1.5 A/24 V (N/O contact)
		DC13, 0.2 A/110 V (N/O contact)
		DC13, 0.1 A/220 V (N/O 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/DC
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	Screw connection
Stripping length	7 mm
Conductor cross-section rigid	0.5 mm² ... 4 mm²
Conductor cross-section rigid (2 conductors with same cross section)	0.5 mm² ... 1.5 mm²
Conductor cross-section flexible	0.5 mm² ... 2.5 mm²
		0.5 mm² ... 2.5 mm² (Ferrule without plastic sleeve)
		0.5 mm² ... 1.5 mm² (Ferrule with plastic sleeve)
Conductor cross-section flexible (2 conductors with same cross section)	0.5 mm² ... 1.5 mm²
		0.5 mm² ... 1 mm² (TWIN ferrule with plastic sleeve)
Conductor cross-section AWG	20 ... 12 (solid)
Conductor cross-section AWG		20 ... 14 (flexible)
Tightening torque	0.5 Nm ... 0.6 Nm

Item dimensions
Width	6.2 mm
Height	84 mm
Depth	82 mm

Color	gray (RAL 7042)
Flammability rating according to UL 94 (Housing)	V2 (Housing)

Ambient conditions
Degree of protection (Relay base)	IP20 (Relay base)
Degree of protection (Relay)	RT III (Relay)
Ambient temperature (operation)	-40 °C ... 60 °C
Ambient temperature (storage/transport)	-40 °C ... 85 °C

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

Automate

Connect

Mark, assemble, and install

Supply, charge, and protect

Switch, Measure and Monitor

RIF-0-RSC-12DC/21AU - Relay module

2903373

Product details

ECLASS

ETIM

UNSPSC

Compatible products

Mounting type	DIN rail mounting
Assembly note	in rows with zero spacing
Mounting position	any

Item number	2903373
Packing unit	10 pc
Minimum order quantity	10 pc
Note	Made to order (non-returnable)
Sales key	C465
Product key	DK651G
GTIN	4046356732031
Weight per piece (including packing)	33.37 g
Weight per piece (excluding packing)	33.37 g
Customs tariff number	85364110
Country of origin	CZ

EU RoHS
Fulfills EU RoHS substance requirements	Yes
Exemption	7(a)
China RoHS
Environment friendly use period (EFUP)	EFUP-50 An article-related China RoHS declaration table can be found in the download area for the respective article under "Manufacturer declaration". For all articles with EFUP-E, no China RoHS declaration table issued and required.
EU REACH SVHC
REACH candidate substance (CAS No.)	Lead (CAS: 7439-92-1)
SCIP	4996fe3c-8f71-493e-894e-ebc0ff3867a7

Automate

Connect

Mark, assemble, and install

Supply, charge, and protect

Switch, Measure and Monitor

RIF-0-RSC-12DC/21AU - Relay module 2903373

Product details

RIF-0-BSC/21 - Relay base 2900957

REL-MR- 12DC/21AU - Single relay 2961163

ECLASS

ETIM

UNSPSC

Compatible products

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FBS 3-6 - Plug-in bridge 3030242

FBS 4-6 - Plug-in bridge 3030255

FBS 5-6 - Plug-in bridge 3030349

FBS 10-6 - Plug-in bridge 3030271

FBS 20-6 - Plug-in bridge 3030365

FBS 50-6 - Plug-in bridge 3032224

FBS 2-6 BU - Plug-in bridge 3036932

FBS 3-6 BU - Plug-in bridge 3036945

FBS 4-6 BU - Plug-in bridge 3036958

FBS 5-6 BU - Plug-in bridge 3036961

FBS 10-6 BU - Plug-in bridge 3032198

FBS 20-6 BU - Plug-in bridge 3032208

FBS 50-6 BU - Plug-in bridge 3032211

FBS 2-6 GY - Plug-in bridge 3032237

FBS 3-6 GY - Plug-in bridge 3032240

FBS 4-6 GY - Plug-in bridge 3032279

FBS 5-6 GY - Plug-in bridge 3032266

FBS 10-6 GY - Plug-in bridge 3032253

PLC-FA-5X20 - Fuse adapter 1186510

PLC-FA-I-5X20-12-24UC - Fuse adapter 1186499

PLC-FA-I-5X20-120-230UC - Fuse adapter 1186508

NS 35/ 7,5 PERF 2000MM - DIN rail perforated 0801733

NS 35/ 7,5 UNPERF 2000MM - DIN rail, unperforated 0801681

NS 35/ 7,5 WH PERF 2000MM - DIN rail perforated 1204119

NS 35/ 7,5 WH UNPERF 2000MM-VPE 10 - DIN rail, unperforated 1204122

NS 35/ 7,5 AL UNPERF 2000MM - DIN rail, unperforated 0801704

NS 35/ 7,5 ZN PERF 2000MM - DIN rail perforated 1206421

NS 35/ 7,5 ZN UNPERF 2000MM - DIN rail, unperforated 1206434

NS 35/ 7,5 CU UNPERF 2000MM-VPE 10 - DIN rail, unperforated 0801762

NS 35/ 7,5 CAP - End cap 1206560

NS 35/15 PERF 2000MM - DIN rail perforated 1201730

NS 35/15 UNPERF 2000MM - DIN rail, unperforated 1201714

NS 35/15 WH PERF 2000MM - DIN rail perforated 0806602

NS 35/15 WH UNPERF 2000MM-VPE 10 - DIN rail, unperforated 1204135

NS 35/15 AL UNPERF 2000MM - DIN rail, unperforated 1201756

NS 35/15 ZN PERF 2000MM - DIN rail perforated 1206599

NS 35/15 ZN UNPERF 2000MM - DIN rail, unperforated 1206586

NS 35/15 CU UNPERF 2000MM-VPE 10 - DIN rail, unperforated 1201895

NS 35/15 CAP - End cap 1206573

NS 35/15-2,3 UNPERF 2000MM-VPE 10 - DIN rail, unperforated 1201798

CLIPFIX 35 - End bracket 3022218

CLIPFIX 35-5 - End bracket 3022276

E/NS 35 N - End bracket 0800886

MPS-MT - Test plug 0201744

MPS-IH WH - Insulating sleeve 0201663

MPS-IH RD - Insulating sleeve 0201676

MPS-IH BU - Insulating sleeve 0201689

MPS-IH YE - Insulating sleeve 0201692

MPS-IH GN - Insulating sleeve 0201702

MPS-IH GY - Insulating sleeve 0201728

MPS-IH BK - Insulating sleeve 0201731

ZB 6:UNBEDRUCKT - Zack marker strip 1051003

ZB 6 CUS - Zack marker strip 0824992

ZB 6,LGS:FORTL.ZAHLEN - Zack marker strip 1051016

ZB 6,QR:FORTL.ZAHLEN - Zack marker strip 1051029

ZB 6,LGS:GLEICHE ZAHLEN - Zack marker strip 1051032

ZB 6,LGS:L1-N,PE - Marker for terminal blocks 1051414

ZB 6,LGS:U-N - Marker for terminal blocks 1051430

UC-TM 6 - Marker for terminal blocks 0818085

UC-TM 6 CUS - Marker for terminal blocks 0824589

UCT-TM 6 - Marker for terminal blocks 0828736

UCT-TM 6 CUS - Marker for terminal blocks 0829602

REL-MR- 12DC/21AU - Single relay 2961163

RIF-0-BSC/21 - Relay base 2900957

RIF-0-RSC-12DC/21AU - Relay module

2903373