PLC-RSC- 12DC/21-21/C1D2 - Relay module - 2900191

Product type	Relay Module
Application	Class I, Division 2
Operating mode	100% operating factor
Mechanical service life	3x 10⁷ cycles
Insulation characteristics: Standards/regulations
Insulation	Safe isolation of input/output
Overvoltage category	III
Pollution degree	3
Data management status
Date of last data management	12.09.2025

Maximum power dissipation for nominal condition	0.4 W
Standards/regulations
Rated surge voltage	6 kV

Coil side
Nominal input voltage U_N	12 V DC
Input voltage range	10.3 V DC ... 16.8 V DC
Drive and function	monostable
Typical input current at U_N	33 mA
Typical response time	8 ms
Typical release time	10 ms
Protective circuit	Reverse polarity protection; Polarity protection diode
	Freewheeling diode; Freewheeling diode
Operating voltage display	Yellow LED

Switching
Contact switching type	2 changeover contacts
Type of switch contact	Single contact
Contact material	AgNi
Maximum switching voltage	250 V AC/DC (The separating plate PLC-ATP should be installed for voltages larger than 250 V (L1, L2, L3) between identical terminal blocks in adjacent modules. Potential bridging is then carried out with FBST 8-PLC... or ...FBST 500...)
Minimum switching voltage	5 V AC/DC (at 10 mA)
Limiting continuous current	6 A
Maximum inrush current	15 A (300 ms)
Min. switching current	10 mA (At 5 V)
Interrupting rating (ohmic load) max.	140 W (at 24 V DC)
		85 W (at 48 V DC)
		60 W (at 60 V DC)
		44 W (at 110 V DC)
		60 W (at 220 V DC)
		1500 VA (for 250 V AC)
Switching capacity	2 A (at 24 V, DC13)
		0.2 A (at 250 V, DC13)
		3 A (at 24 V, AC15)
		3 A (at 120 V, AC15)
		3 A (at 250 V, AC15)

Connection method	Screw connection
Stripping length	8 mm
Screw thread	M3
Conductor cross-section rigid	0.14 mm² ... 2.5 mm²
Conductor cross-section flexible	0.14 mm² ... 2.5 mm²
		0.2 mm² ... 2.5 mm² (Single ferrule)
		2x 0.5 mm² ... 1.5 mm² (TWIN ferrule)
Conductor cross-section AWG	26 ... 14
Tightening torque	0.6 Nm ... 0.8 Nm

Width	14 mm
Height	80 mm
Depth	94 mm

Ambient conditions
Degree of protection (Relay)	RT III (Relay)
Degree of protection (Relay base)	IP20 (Relay base)
Ambient temperature (operation)	-20 °C ... 60 °C (UL)
Ambient temperature (storage/transport)	-40 °C ... 85 °C

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

Item number	2900191
Packing unit	10 pc
Minimum order quantity	1 pc
Note	Made to order (non-returnable)
Product key	DK6212
GTIN	4046356506144
Weight per piece (including packing)	76.2 g
Weight per piece (excluding packing)	69.52 g
Customs tariff number	85364190
Country of origin	DE

Automate

Connect

Mark, assemble, and install

Supply, charge, and protect

Switch, Measure and Monitor

PLC-RSC- 12DC/21-21/C1D2 - Relay module

2900191

Product details

Compatible products

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.)	No substance above 0.1 wt%

Standards/regulations
Standards/regulations	IEC 60664
		EN 50178

Automate

Connect

Mark, assemble, and install

Supply, charge, and protect

Switch, Measure and Monitor

PLC-RSC- 12DC/21-21/C1D2 - Relay module 2900191

Product details

Compatible products

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PLC-RSC- 12DC/21-21/C1D2 - Relay module

2900191