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Phoenix Contact PLCRSC24DC21HCEX 24V DC Power Relay Module

The PHOENIX CONTACT PLC-RSC-24DC/21HC/EX is a versatile power relay module designed for integration into PLC systems. It offers a compact DIN-rail mountable design, combining a basic terminal block and a plug-in relay. The module is approved for use in hazardous environments, meeting ATEX/IECEx Zone 2 and Class I, Div. 2 standards. Its 10A power contact and 1 changeover contact make it suitable for a wide range of industrial control and automation applications, ensuring reliable power distribution and switching functionality. The module includes protective circuitry like reverse polarity and free-wheeling diodes for enhanced safety and longevity.

Authorized Distributors
Part No:PLC-RSC-24DC/21HC/EX
Stock:0
Inv Date:05-29-2026
Price: N/A
Buy/RFQ:
Part No:PLC-RSC-24DC/21HC/EX
Stock:13
Inv Date:05-28-2026
Price: Unit price: $30.49
Buy/RFQ:
Part No:PLC-RSC-24DC/21HC/EX
Stock:13
Inv Date:05-28-2026
Price: Unit price: $30.49
Buy/RFQ:

Phoenix Contact PLCRSC24DC21HCEX 24V DC Power Relay Module Specifications:

  • Packing unit: 1 pc
  • Minimum order quantity: 10 pc
  • Weight per Piece (excluding packing): 80.000 g
  • Custom tariff number: 85364190
  • Country of origin: Germany
  • Width: 14 mm
  • Height: 80 mm
  • Depth: 94 mm
  • Ambient temperature (operation) UL: -20 °C ... 60 °C
  • Ambient temperature (operation) ATEX / IECEx: -40 °C ... 60 °C
  • Ambient temperature (storage/transport): -40 °C ... 85 °C
  • Degree of protection: RT II (Relay), IP20 (Relay base)
  • Nominal input voltage UN: 24 V DC
  • 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, Free-wheeling diode, Damping diode
  • Power dissipation for nominal condition: 0.43 W
  • Contact type: 1 PDT
  • Type of switch contact: Single contact
  • Contact material: AgNi
  • Maximum switching voltage: 250 V AC/DC
  • Minimum switching voltage: 12 V DC (at 10 mA)
  • Min. switching current: 10 mA (at 12 V)
  • Maximum inrush current: 30 A (300 ms)
  • Limiting continuous current: 10 A
  • 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), 80 W (at 220 V DC), 2500 VA (for 250 V AC)
  • Interrupting rating (ohmic load) max. bridged: 144 W (for 24 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)
  • Test voltage relay winding/relay contact: 4 kV AC (50 Hz, 1 min.)
  • Operating mode: 100% operating factor
  • Flammability rating according to UL 94: V0 (Housing)
  • Mechanical service life: 3x 10^7 cycles
  • Mounting position: any
  • Assembly instructions: In rows with zero spacing
  • Stripping length (Coil side): 8 mm
  • Screw thread (Coil side): M3
  • Conductor cross section solid (Coil side): 0.14 mm² ... 2.5 mm²
  • Conductor cross section flexible (Coil side): 0.14 mm² ... 2.5 mm²
  • Conductor cross section AWG (Coil side): 26 ... 14
  • Stripping length (Contact side): 8 mm
  • Screw thread (Contact side): M3
  • Conductor cross section solid (Contact side): 0.14 mm² ... 2.5 mm²
  • Conductor cross section flexible (Contact side): 0.14 mm² ... 2.5 mm²
  • Conductor cross section AWG (Contact side): 26 ... 14
  • Rated insulation voltage: 250 V AC
  • Rated surge voltage: 6 kV
  • Insulation: Safe isolation, reinforced insulation
  • Pollution degree: 2
  • Overvoltage category: III
  • Conformance: CE-compliant
  • ATEX: II 3G Ex ec nC IIC T4 Gc
  • IECEx: Ex ec nC IIC T4 Gc
  • UL, USA: Class I, Zone 2, AEx nA nC IIC T6
  • UL, USA/Canada: Class I, Div. 2, Groups A, B, C, D
  • UL, Canada: Class I, Zone 2, Ex nA nC IIC Gc T6 X
  • REACh SVHC: Lead 7439-92-1
  • China RoHS: Environmentally Friendly Use Period = 50 years

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Frequently Asked Questions

Where can I buy Phoenix Contact PLCRSC24DC21HCEX?

You can click on the BUY or RFQ button to purchase PLCRSC24DC21HCEX from an authorized Phoenix Contact distributor.

How do I troubleshoot issues or seek technical support for part PLCRSC24DC21HCEX?

You can download the PLCRSC24DC21HCEX datasheet or visit the Phoenix Contact website for support.

Who is the manufacturer of PLCRSC24DC21HCEX?

Phoenix Contact

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