Product Model
PLC-RSP- 72UC/21HC/RW

Selling Points
- 1Wide-range electronics for optimal relay operation
- 2Certified according to EN 50155 for railway applications
- 3Vibration and shock resistance for reliable performance
- 4Safe isolation between coil and contact for enhanced safety
- 5Temperature range from -40°C to +70°C for versatile use
Technical Specifications
Detailed engineering parameters based on manufacturer documentation
Parameter | Value | Parameter | Value |
---|---|---|---|
EMC note | EMC: class A product, see manufacturer's declaration in the download area | 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 | 10.10.2023 |
Insulation | Basic insulation | Overvoltage category | III |
Pollution degree | 2 | Maximum power dissipation for nominal condition | 0.43 W |
Test voltage (Winding/contact) | 5 kV | Rated insulation voltage | 250 V AC |
Rated surge voltage | 6 kV | Nominal input voltage U | 72 V DC |
Input voltage range | 50.4 V DC ... 90 V DC | Input voltage range in reference to U | 0.7 ... 1.25 |
Drive and function | monostable | Typical input current at U | 6 mA |
Typical response time | 5 ms | Typical release time | 11 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 | Contact switching type | 1 changeover contact |
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 | 12 V (at 10 mA) |
Limiting continuous current | 10 A (With inserted bridge 2967691) | Maximum inrush current | 30 A (300 ms) |
Min. switching current | 10 mA (at 12 V) | Interrupting rating (ohmic load) max. | 240 W (at 24 V DC)
58 W (at 48 V DC)
48 W (at 60 V DC)
50 W (at 110 V DC)
75 W (at 220 V DC)
2500 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)
6 A (at 24 V, AC15)
6 A (at 120 V, AC15)
6 A (at 250 V, AC15) | 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 |
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 | 14 mm |
Height | 80 mm | Depth | 94 mm |
Color | green (RAL 6021) | Flammability rating according to UL 94 | V0 (Housing) |
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 | Mounting type | DIN rail mounting |
Assembly note | in rows with zero spacing | Mounting position | any |
Specifications may be subject to change without notice