
2910524
PLC-RPT- 24DC/21-21AU/MS - Relay Module
PLC-INTERFACE, consisting of a relay base and pluggable multilayer gold contact relay with manual operation, integrated status LED and freewheeling diode, Push-in connection, 2 changeover contacts, Freewheeling diode, Input voltage: 24 V DC
PLC-RPT
Phoenix Contact PLC-RPT Series – Compact relay modules for reliable switching in control cabinets and industrial automation systems. Features slim DIN-rail design with push-in terminals for tool-free installation.
Series Options:
- Universal Relays: Standard switching with single/dual changeover contacts
- High-Current (HC): Up to 10 A continuous load capacity
- Gold-Plated (AU): Optimized for low-power signal switching
- Manual Switch (MS): Integrated test buttons and LED indication
- Voltage Range: 12 V DC to 230 V AC/DC compatibility
Key Benefits: Space-saving slim profile, tool-free push-in connections, comprehensive voltage and contact options, LED status indication available, and reliable performance in demanding industrial environments.
Applications: Industrial automation, control panel switching, signal isolation, and load control.
Product properties
| Product family | PLC-INTERFACE |
| Application | Palm switch |
| Operating mode | 100% operating factor |
| Mechanical service life | 5x 10⁶ cycles |
Insulation characteristics
| Insulation | Safe isolation, reinforced insulation |
Insulation characteristics: Air clearances and creepage distances between the power circuits
| Insulation | Safe isolation, reinforced insulation |
| Overvoltage category | III |
| Pollution degree | 2 |
Electrical properties
| Maximum power dissipation for nominal condition | 0.44 W |
| Test voltage (Winding/contact) | 4 kVrms (50 Hz, 1 min.) |
| Test voltage (Changeover contact/changeover contact) | 2.5 kVrms (50 Hz, 1 min.) |
Air clearances and creepage distances between the power circuits
| Rated Insulation Voltage | 250 V AC |
| Rated surge voltage | 6 kV |
Coil side
| Nominal input voltage UN | 24 V DC |
| Input voltage range | 20.2 V DC ... 33.6 V DC (20 °C) |
| Drive and function | monostable |
| Drive (polarity) | polarized |
| Typical input current at UN | 18 mA |
| Typical response time | 10 ms |
| Typical release time | 10 ms |
| Coil Voltage | 24 V DC |
| Protective circuit | Surge protection; Freewheeling diode |
| Operating voltage display | Yellow LED |
Switching
| Contact switching type | 2 changeover contacts |
| Type of switch contact | Single contact |
| Contact Material | AgNi, hard gold-plated |
| Maximum Switching Voltage | 30 V AC |
| Maximum Switching Voltage | 36 V DC |
| Minimum Switching Voltage | 12 V (1 mA) |
| Limiting Continuous Current | 50 mA |
| Maximum Inrush Current | 50 mA |
| Min. switching current | 1 mA (12 V) |
Switching: when the gold layer is destroyed
| Note | the following values are applicable if a gold layer is destroyed |
| Maximum Switching Voltage | 250 V AC/DC |
| Minimum Switching Voltage | 12 V |
| Limiting Continuous Current | 6 A |
| Maximum Inrush Current | 12 A (20 ms) |
| Min. switching current | 10 mA |
| Interrupting rating (ohmic load) max. | 192 W (24 V DC) |
| Interrupting rating (ohmic load) max. | 62 W (48 V DC) |
| Interrupting rating (ohmic load) max. | 42 W (60 V DC) |
| Interrupting rating (ohmic load) max. | 55 W (110 V DC) |
| Interrupting rating (ohmic load) max. | 66 W (220 V DC) |
| Interrupting rating (ohmic load) max. | 2000 VA (250 V AC) |
| Switching capacity | 1 A (24 V, DC13) |
| Switching capacity | 1.5 A (230 V, AC15) |
Connection data
| 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 |
| Conductor cross section flexible | 0.2 mm² ... 2.5 mm² (Single ferrule) |
| Conductor cross section flexible | 2x 0.5 mm² ... 1 mm² (TWIN ferrule) |
| Conductor cross section AWG | 26 ... 14 |
Dimensions
| Width | 14 mm |
| Height | 80 mm |
| Depth | 104 mm |
Material specifications
| Color | gray (RAL 7042) |
| Flammability rating according to UL 94 | V0 (Housing) |
Ambient conditions
| Degree of protection (Relay) | RT II |
| Degree of protection (Relay base) | IP20 |
| Degree of protection (Installation location) | ≥ IP54 |
| Ambient Temperature (Operation) | -40 °C ... 60 °C |
| Ambient temperature (storage/transport) | -40 °C ... 85 °C |
| Altitude | ≤ 2000 m |
CE
| Certificate | CE-compliant |
UKCA
| Certificate | UKCA-compliant |
UL, USA
| Identification | UL 508 |
| Identification | UL 508 Recognized |
UL, USA/Canada
| Identification | UL 508 |
| Identification | UL 508 Recognized |
Shipbuilding approval
| Certificate | TAE0000196 |
Corrosive gas test
| Identification | ISA-S71.04. G3 Harsh Group |
| Identification | EN 60068-2-60 |
DNV GL data
| Temperature | D |
| Humidity | A |
| Vibration | B/C |
| EMC | B |
| Enclosure | Required protection according to the Rules shall be provided upon installation on board |
EMC data
| Low Voltage Directive | Conformance with Low Voltage Directive |
| Electromagnetic compatibility | Conformance with EMC directive |
Air clearances and creepage distances between the power circuits
| Standards/regulations | IEC 60947-5-1 |
Mounting
| Mounting Type | DIN rail mounting |
| Assembly instructions | in rows with zero spacing |
| Mounting Position | any |
Why Proax for Phoenix Contact 2910524?
Proax is an authorized distributor of Phoenix Contact 2910524 and one of Phoenix Contact's largest distributors in North America. Our highly skilled in-house technical team is ready to assist with any technical needs.
Have a question in mind? to help you get the right product as quickly as possible for your project. We're always here to help!
| Pack Size | 10 |



















