
2900291
PLC-RPT- 24DC/21HC - Relay Module
PLC-INTERFACE for high continuous currents, consisting of PLC-BPT.../21 HC basic terminal block with Push-in connection and plug-in miniature relay, for mounting on DIN rail NS 35/7,5, limiting continuous current up to 10 A, 1 changeover contact, input voltage 24 V DC
- Efficient connection to system cabling using V8 adapter
- All common input voltages of 12 V DC ... 230 V AC
- Long electrical service life thanks to 16 A relay
- Safe isolation between coil and contact side
- Max. continuous current of 10 A
- Functional plug-in bridges
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 | High continuous currents |
| Operating mode | 100% operating factor |
| Mechanical service life | 3x 10⁷ cycles |
Insulation characteristics
| Insulation | Safe isolation, reinforced insulation |
| Insulation | Safe isolation, reinforced insulation |
| Overvoltage category | III |
| Pollution degree | 3 |
Electrical properties
| Maximum power dissipation for nominal condition | 0.43 W |
| 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 | 8 ms |
| Typical release time | 10 ms |
| Protective circuit | Reverse polarity protection; Polarity protection diode |
| Protective circuit | Surge protection; Freewheeling diode |
| Operating voltage display | Yellow LED |
Switching
| Contact switching type | 1 changeover contact |
| Type of switch contact | Single contact |
| Contact Material | AgNi |
| Maximum Switching Voltage | 250 V AC/DC (The separating plate PLC-ATP should be installed for voltages larger than 250 V (L1, L2, L3) between identical terminal blocks in adjacent modules. Potential bridging is then carried out with FBST 8-PLC... or ...FBST 500...) |
| Minimum Switching Voltage | 12 V (10 mA) |
| Limiting Continuous Current | 10 A |
| Limiting Continuous Current | 6 A (value applies to connections 12. If connections 12 are bridged, the normal value applies.) |
| Maximum Inrush Current | 30 A (300 ms) |
| Min. switching current | 10 mA (12 V) |
| Interrupting rating (ohmic load) max. | 240 W (at 24 V DC) |
| Interrupting rating (ohmic load) max. | 58 W (at 48 V DC) |
| Interrupting rating (ohmic load) max. | 48 W (at 60 V DC) |
| Interrupting rating (ohmic load) max. | 50 W (at 110 V DC) |
| Interrupting rating (ohmic load) max. | 80 W (at 220 V DC) |
| Interrupting rating (ohmic load) max. | 2500 VA (for 250 V AC) |
| Interrupting rating (ohmic load) max. bridged | 144 W (for 24 V DC. Value applies to connections 12. If connections 12 are bridged, the normal value applies.) |
| Interrupting rating (ohmic load) max. bridged | 1500 VA (for 250 V AC. Value applies to connections 12. If connections 12 are bridged, the normal value applies.) |
| Switching capacity | 2 A (at 24 V, DC13) |
| Switching capacity | 0.2 A (at 110 V, DC13) |
| Switching capacity | 0.2 A (at 250 V, DC13) |
| Switching capacity | 6 A (at 24 V, AC15) |
| Switching capacity | 6 A (at 120 V, AC15) |
| Switching capacity | 6 A (at 250 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 | 94 mm |
Material specifications
| Color | gray (RAL 7042) |
| Flammability rating according to UL 94 | V0 (Housing) |
Ambient conditions
| Degree of protection (Relay) | RT II (Relay) |
| Degree of protection (Relay base) | IP20 (Relay base) |
| Ambient Temperature (Operation) | -40 °C ... 60 °C |
| 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 |
| 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 |
Standards and Regulations
| 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 2900291?
Proax is an authorized distributor of Phoenix Contact 2900291 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.
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| Pack Size | 10 |



















