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Phoenix Contact 2963954 Safety Relay

The PHOENIX CONTACT PSR-SPP-24UC/ESA2/4X1/1X2/B is a versatile safety relay suitable for a wide range of industrial applications requiring emergency stop and safety door functionality. It supports SIL 1 to SIL 3 and PL c to PL e, depending on the specific application configuration. This relay provides single-channel operation with 4 enabling current paths and utilizes a plug-in spring-cage terminal block for easy and secure connections. It is designed for use in machinery and equipment where safety is paramount, contributing to a safer working environment and compliance with relevant safety standards.

Authorized Distributors
Source:DigiKey
Part No:2963954
Stock:0
Inv Date:05-28-2026
Price: Unit price: $189.1
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Part No:2963954
Stock:0
Inv Date:05-29-2026
Price: Unit price: $235.06
Buy/RFQ:
Part No:2963954
Stock:72
Inv Date:05-28-2026
Price: Unit price: $209.53
Buy/RFQ:

Phoenix Contact 2963954 Safety Relay Specifications:

  • Packing unit: 1 pc
  • Weight per Piece (excluding packing): 246.7 g
  • Custom tariff number: 85371099
  • Country of origin: Germany
  • Utilization restriction: EMC: class A product, see manufacturer's declaration
  • Width: 22.5 mm
  • Height: 112 mm
  • Depth: 114.5 mm
  • Ambient temperature (operation): -20 °C ... 65 °C
  • Ambient temperature (storage/transport): -40 °C ... 70 °C
  • Max. permissible relative humidity (operation): 75 %
  • Max. permissible humidity (storage/transport): 75 %
  • Shock: 15g
  • Vibration (operation): 10 Hz ...150 Hz, 2g
  • Maximum altitude: ≤ 2000 m
  • Rated control circuit supply voltage US: 24 V AC/DC
  • Power consumption at US: typ. 3.36 W (AC)
  • Rated control supply current IS: typ. 140 mA AC
  • Typical inrush current: 2 A
  • Current consumption: < 50 mA
  • Voltage at input/start and feedback circuit: 24 V DC
  • Typical response time: < 65 ms
  • Typical pick-up time: < 65 ms
  • Typical release time: < 45 ms
  • Recovery time: < 1 s
  • Status display: 2 x green LEDs
  • Maximum switching frequency: 1 Hz
  • Max. permissible overall conductor resistance: approx. 22 Ω
  • Filter time: 2 ms
  • Contact type: 4 enabling current paths
  • Contact material: AgSnO2
  • Minimum switching voltage: 5 V AC/DC
  • Maximum switching voltage: 250 V AC/DC
  • Limiting continuous current: 6 A
  • Maximum inrush current: 20 A
  • Interrupting rating (ohmic load) max.: 144 W
  • Maximum interrupting rating (inductive load): 42 W
  • Switching capacity min.: 50 mW
  • Output fuse: 10 A gL/gG
  • Relay type: Electromechanical relay
  • Mechanical service life: 10 x 10^6 cycles
  • Net weight: 194.38 g
  • Mounting type: DIN rail mounting
  • Degree of protection: IP54
  • Connection method: Spring-cage connection
  • Conductor cross section solid min.: 0.2 mm²
  • Conductor cross section solid max.: 1.5 mm²
  • Conductor cross section flexible min.: 0.2 mm²
  • Conductor cross section flexible max.: 1.5 mm²
  • Conductor cross section AWG min.: 24
  • Conductor cross section AWG max.: 16
  • Stripping length: 8 mm
  • Stop category: 0
  • Safety Integrity Level (SIL): 1
  • Performance level (PL): c
  • Category: 1
  • Safety Integrity Level Claim Limit (SIL CL): 1
  • Rated insulation voltage: 250 V AC
  • Rated surge voltage/insulation: Basic insulation 4 kV
  • Degree of pollution: 2
  • Overvoltage category: III

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Frequently Asked Questions

Where can I buy Phoenix Contact 2963954?

You can click on the BUY or RFQ button to purchase 2963954 from an authorized Phoenix Contact distributor.

How do I troubleshoot issues or seek technical support for part 2963954?

You can download the 2963954 datasheet or visit the Phoenix Contact website for support.

Who is the manufacturer of 2963954?

Phoenix Contact

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