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Phoenix Contact PR1RSC3LV120AC21AU Relay Module

The PHOENIX CONTACT PR1-RSC3-LV-120AC/21AU relay module is a preassembled unit designed for reliable and safe switching applications. It combines a relay socket, multi-layer contact relay, pluggable display or interference suppression module, and a retaining bracket. Key features include safe isolation between the coil and contact sides, operational reliability thanks to a sealed relay, and a logical contact arrangement. This module is ideal for industrial automation, control systems, and other applications requiring robust and dependable relay functionality. It offers a wide range of specifications including nominal input voltage of 120V AC, a typical response time of 3-12ms, and a wide operating temperature range.

Authorized Distributors
Part No:PR1-RSC3-LV-120AC/21AU
Stock:10
Inv Date:05-28-2026
Price: Unit price: $35.1
Buy/RFQ:
Part No:PR1-RSC3-LV-120AC/21AU
Stock:10
Inv Date:05-28-2026
Price: Unit price: $35.1
Buy/RFQ:

Phoenix Contact PR1RSC3LV120AC21AU Relay Module Specifications:

  • Packing unit: 1 pc
  • Minimum order quantity: 5 pc
  • Weight per Piece (excluding packing): 65.66 g
  • Custom tariff number: 85364900
  • Country of origin: Germany
  • Nominal input voltage UN: 120 V AC
  • Typical input current at UN: 7 mA (At 60 Hz)
  • Typical response time: 3 ms ... 12 ms
  • Typical release time range: 1.5 ms ... 16 ms
  • Protective circuit: Varistor
  • Operating voltage display: Yellow LED
  • Contact type: 1 PDT
  • Contact material: AgNi, hard gold-plated
  • Maximum switching voltage AC: 30 V AC
  • Maximum switching voltage DC: 36 V DC
  • Minimum switching voltage: 100 mV (at 10 mA)
  • Min. switching current: 1 mA (at 24 V)
  • Maximum inrush current: 50 mA
  • Limiting continuous current: 50 mA
  • Interrupting rating (ohmic load) max.: 1.2 W (at 24 V DC)
  • Switching capacity in acc. with DIN VDE 0660/IEC 60947: 2 A (at 24 V, AC15)
  • Maximum switching voltage AC/DC (gold layer destroyed): 250 V AC/DC
  • Minimum switching voltage (gold layer destroyed): 12 V (at 10 mA)
  • Limiting continuous current (gold layer destroyed): 12 A
  • Maximum inrush current (gold layer destroyed): 30 A (300 ms)
  • Min. switching current (gold layer destroyed): 10 mA (at 12 V)
  • Interrupting rating (ohmic load) max. (gold layer destroyed): 3000 VA (for 250 V AC)
  • Switching capacity in acc. with DIN VDE 0660/IEC 60947 (gold layer destroyed): 2 A (at 250 V, AC15)
  • Connection name: Coil side
  • Connection method: Screw connection
  • Stripping length: 8 mm
  • Screw thread: M3
  • Conductor cross section solid: 0.14 mm² ... 2.5 mm²
  • Conductor cross section flexible: 0.14 mm² ... 2.5 mm²
  • Conductor cross section AWG: 26 ... 14
  • Connection name (contact side): Contact side
  • Connection method (contact side): Screw connection
  • 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
  • Test voltage relay winding/relay contact: 4 kV (50 Hz, 1 min.)
  • Operating mode: 100% operating factor
  • Mechanical service life: 3 x 10⁷ cycles
  • Standards/regulations: IEC 62103
  • Degree of pollution: 3
  • Overvoltage category: III
  • Mounting position: any
  • Assembly instructions: In rows with zero spacing
  • Utilization restriction: EMC: class A product, see manufacturer's declaration in the download area
  • Width: 16 mm
  • Height: 78.5 mm
  • Depth: 71 mm
  • Ambient temperature (operation): -25 °C ... 60 °C
  • Ambient temperature (storage/transport): -25 °C ... 85 °C

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Frequently Asked Questions

Where can I buy Phoenix Contact PR1RSC3LV120AC21AU?

You can click on the BUY or RFQ button to purchase PR1RSC3LV120AC21AU from an authorized Phoenix Contact distributor.

How do I troubleshoot issues or seek technical support for part PR1RSC3LV120AC21AU?

You can download the PR1RSC3LV120AC21AU datasheet or visit the Phoenix Contact website for support.

Who is the manufacturer of PR1RSC3LV120AC21AU?

Phoenix Contact

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