PLC-RPT- 24UC/21-21/RW - Relay module

2900346

PLC-INTERFACE for railway applications, consisting of basic terminal block with Push-in connection and plug-in miniature relay with power contact, range: 0.7 x U_N to 1.25 x U_N, temperature class TX: -40°C to +70°C, 2 changeover contacts, input voltage 24 V DC

Product details

Product type	Relay Module
Product family	PLC-INTERFACE
Application	Railway applications
Environment	Attached to the vehicle body
Operating mode	100% operating factor
Mechanical service life	approx. 3x 10⁷ cycles
Insulation characteristics
Insulation	Basic insulation
Overvoltage category	III
Pollution degree	2
Data management status
Date of last data management	12.09.2025

Maximum power dissipation for nominal condition	0.48 W
Test voltage (Winding/contact)	5 kV_rms (50 Hz, 1 min., winding/contact)
Test voltage (Changeover contact/changeover contact)	2.5 kV_rms (50 Hz, 1 min., changeover contact/changeover contact)
Rated insulation voltage	250 V AC
Rated surge voltage	6 kV

Coil side
Nominal input voltage U_N	24 V DC
Input voltage range	16.8 V DC ... 30 V DC
Input voltage range in reference to U_N	0.7 ... 1.25
Nominal voltage (plugged-in electromechanical relay)	12 V DC
Drive and function	monostable
Drive (polarity)	polarized
Typical input current at U_N	20 mA
Typical response time	5 ms
Typical release time	11 ms
Protective circuit	Bridge rectifier
	Surge protection; Freewheeling diode
	RCZ filter
	Wide-range electronics
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 (Separating plate PLC-ATP must be installed for voltages larger than 250 V (L1, L2, L3) between identical terminal blocks in adjacent modules.)
Minimum switching voltage	5 V (10 mA)
Limiting continuous current	6 A
Maximum inrush current	15 A (300 ms)
Min. switching current	10 mA (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	Push-in connection
Stripping length	10 mm
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 mm² (TWIN ferrule)
Conductor cross-section AWG	26 ... 14

Width	14 mm
Height	80 mm
Depth	94 mm

Color	gray (RAL 7042)
Flammability rating according to UL 94 (Housing)	V0 (Housing)

Ambient conditions
Degree of protection (Relay)	RT III (Relay)
Degree of protection (Relay base)	IP20 (Relay base)
Ambient temperature (operation)	-40 °C ... 70 °C (Temperature class TX)
Ambient temperature (storage/transport)	-40 °C ... 85 °C

CE
Certificate	CE-compliant
UKCA
Certificate	UKCA-compliant
Shipbuilding approval
Certificate	TAE0000196
Corrosive gas test
Identification	ISA-S71.04. G3 Harsh Group
	EN 60068-2-60
Shipbuilding data
Temperature	D
Humidity	A
Vibration	B/C
EMC	B
Enclosure	Required protection according to the Rules shall be provided upon installation on board

Electromagnetic compatibility	Conformance with EMC directive
Low Voltage Directive	Conformance with Low Voltage Directive

Standards/regulations	IEC 60947-5-1
	EN 50155 (VDE 0115 part 200)
	EN 61373
	EN 50121

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

Commercial data

Item number	2900346
Packing unit	10 pc
Minimum order quantity	10 pc
Sales key	DK62BL
Product key	DK62BL
GTIN	4046356507509
Weight per piece (including packing)	62.82 g
Weight per piece (excluding packing)	64.11 g
Customs tariff number	85364190
Country of origin	DE

Classifications

Approvals

Environmental product compliance

Compatible products

Accessories

Your advantages

Optimum relay operation thanks to wide-range electronics

Certified in accordance with EN 50155

Safe isolation between coil and contact side

Vibration and shock resistance in accordance with EN 50155

Temperature range: -40 °C ... + 70 °C (short-term 85 °C)

Input voltage range of 0.7 to 1.25 x UN (1.4 x UN briefly)

ECLASS-13.0	27371601
ECLASS-15.0	27371601

EU RoHS
Fulfills EU RoHS substance requirements	Yes
Exemption	7(a), 7(c)-I
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	2f8caf65-c4c0-4d57-a772-762571601136
EF3.0 Climate Change
CO2e kg	0.726 kg CO2e

Automate

Connect

Mark, assemble, and install

Supply, charge, and protect

Switch, Measure and Monitor

PLC-RPT- 24UC/21-21/RW - Relay module

2900346

Product details

ECLASS

ETIM

UNSPSC

DNV GL

cULus Listed

cUL Recognized

UL Recognized

UL Listed

cUL Listed

Compatible products

Your advantages

Automate

Connect

Mark, assemble, and install

Supply, charge, and protect

Switch, Measure and Monitor

PLC-RPT- 24UC/21-21/RW - Relay module 2900346

Product details

ECLASS

ETIM

UNSPSC

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Your advantages

PLC-RPT- 24UC/21-21/RW - Relay module

2900346