PLC-RSP- 72UC/21/RW - Relay module - 2987037

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. 2x 10⁷ cycles
Insulation characteristics
Overvoltage category	III
Pollution degree	2
Data management status
Date of last data management	12.09.2025

Maximum power dissipation for nominal condition	0.22 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	72 V DC
Input voltage range	50.4 V DC ... 90 V DC
Input voltage range in reference to U_N	0.7 ... 1.25
Drive and function	monostable
Typical input current at U_N	3 mA
Typical response time	4 ms
Typical release time	4 ms
Coil voltage	48 V DC
Protective circuit	Bridge rectifier; Bridge rectifier
	Freewheeling diode; Freewheeling diode
	Surge protection
	RCZ filter
	Wide-range electronics
Operating voltage display	Yellow LED

Switching
Contact switching type	1 changeover contact
Type of switch contact	Single contact
Contact material	AgSnO
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 (at 100 mA)
Limiting continuous current	6 A
Maximum inrush current	on request
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	1 A (24 V (DC13))
		0.2 A (110 V (DC13))
		0.1 A (220 V (DC13))
		3 A (24 V (AC15))
		3 A (120 V (AC15))
		3 A (230 V (AC 15))

Coil side
Connection method	Spring-cage connection
Stripping length	8 mm
Conductor cross-section rigid	0.14 mm² ... 2.5 mm²
Conductor cross-section flexible	0.14 mm² ... 2.5 mm²
Conductor cross-section AWG	26 ... 14
Contact side
Connection method	Spring-cage connection
Stripping length	8 mm
Conductor cross-section rigid	0.14 mm² ... 2.5 mm²
Conductor cross-section flexible	0.14 mm² ... 2.5 mm²
Conductor cross-section AWG	26 ... 14

Width	6.2 mm
Height	80 mm
Depth	94 mm

Color	green (RAL 6021)
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

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

Automate

Connect

Mark, assemble, and install

Supply, charge, and protect

Switch, Measure and Monitor

PLC-RSP- 72UC/21/RW - Relay module

2987037

Product details

Compatible products

Your advantages

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

Item number	2987037
Packing unit	10 pc
Minimum order quantity	1 pc
Note	Made to order (non-returnable)
Sales key	CK6
Product key	CK622A
GTIN	4046356155168
Weight per piece (including packing)	33.97 g
Weight per piece (excluding packing)	32.13 g
Customs tariff number	85364900
Country of origin	DE

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%

Automate

Connect

Mark, assemble, and install

Supply, charge, and protect

Switch, Measure and Monitor

PLC-RSP- 72UC/21/RW - Relay module 2987037

Product details

Compatible products

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Your advantages

PLC-RSP- 72UC/21/RW - Relay module

2987037