Phoenix Contact PLC-RPT-110UC/21-21AU/RW Relay Module

Selling Points

1Designed for railway applications with a mechanical service life of approximately 3 x 10^7 cycles.
2Operates efficiently at a nominal input voltage of 110V DC, with a maximum power dissipation of 0.5W.
3Features basic insulation and operates within a wide temperature range of -40°C to +70°C.
4Equipped with push-in connections and suitable for rigid or flexible conductors (0.14mm² to 2.5mm²).
5Includes a bridge rectifier for protection and surge protection with a rated surge voltage of 6kV.

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

Parameter	Value	Parameter	Value
Product type	Relay Module	Product family	PLC-INTERFACE
Application	Railway applications	Installation location	Attached to the vehicle body
Operating mode	100% operating factor	Mechanical service life	approx. 3x 10
Date of last data management	08.07.2024	Article revision	08
Insulation	Basic insulation	Overvoltage category	III
Pollution degree	2	Maximum power dissipation for nominal condition	0.5 W
Test voltage (Winding/contact)	5 kV	Test voltage (Changeover contact/changeover contact)	2.5 kV
Rated insulation voltage	250 V AC	Rated surge voltage	6 kV
Nominal input voltage U	110 V DC	Input voltage range	77 V DC ... 137.5 V DC
Input voltage range in reference to U	0.7 ... 1.25	Nominal voltage (plugged-in electromechanical relay)	60 V DC
Drive and function	monostable	Drive (polarity)	polarized
Typical input current at U	4.5 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	Contact switching type	2 changeover contacts
Type of switch contact	Single contact	Contact material	AgNi, hard gold-plated
Maximum switching voltage	30 V AC 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 (24 V)	Interrupting rating (ohmic load) max.	1.2 W (at 24 V DC)
Note	—	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	12 V AC/DC	Limiting continuous current	2x 6 A (see derating curve)
Maximum inrush current	15 A (300 ms)	Min. switching current	10 mA
Interrupting rating (ohmic load) max.	140 W (at 24 V DC) 100 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 110 V, DC13) 0.2 A (at 250 V, DC13) 2 A (at 24 V, AC15) 2 A (at 120 V, AC15) 2 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	V0 (Housing)
Degree of protection (Relay base)	IP20 (Relay base)	Degree of protection (Relay)	RT III (Relay)
Ambient temperature (operation)	-40 °C ... 70 °C (Temperature class TX)	Ambient temperature (storage/transport)	-40 °C ... 85 °C
Certificate	CE-compliant	Certificate	UKCA-compliant
Certificate	TAE0000196	Identification	ISA-S71.04. G3 Harsh Group EN 60068-2-60
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

Specifications may be subject to change without notice