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Phoenix ContactOfficial Distributor

By Phoenix Contact

SKU
MPN
PSR-SCP- 24UC/ESM4/3X1/1X2/B
Weight
0.192 kg
Series PSR-SCP

PSR-SCP- 24UC/ESM4/3X1/1X2/B - Safety relays

Safety relay for emergency stop and safety door monitoring up to SIL 3 or Cat. 4, PL e in accordance with EN ISO 13849, 2-channel operation, 3 enabling current paths, nominal input voltage: 24 V DC, plug-in screw terminal block

  • Up to Cat. 4/PL e in accordance with EN ISO 13849-1, SIL 3 in accordance with EN IEC 62061, SIL 3 in accordance with IEC 61508
  • 2 channel control
  • 3 enabling current paths, 1 signaling current path
  • Manual and monitored activation
Technical Specifications

Product properties

Product familyPSRclassic
ApplicationEmergency stop
ApplicationSafety door
Mechanical service lifeapprox. 107 cycles
Relay typeElectromechanical relay with force-guided contacts in accordance with IEC/EN 61810-3

Electrical properties

Maximum power dissipation for nominal condition16.44 W (US = 26.4 V, IL² = 72 A², PTotal max = 2.04 W + 14.4 W)
Nominal operating mode100% operating factor

Air clearances and creepage distances between the power circuits

Rated Insulation Voltage250 V
Rated surge voltage/insulationSee section “Insulation coordination”

General

Rated control circuit supply voltage US24 V DC -15 % / +10 %
Power consumption at UStyp. 1.68 W (DC)
Rated control supply current IStyp. 70 mA
Input voltage range in reference to UN0.85 ... 1.1
Typical input current at UN70 mA DC
Inrush Current< 3.5 A (Δt = 3 ms at Us)
Inrush Current< 100 mA (Δt = 500 ms, with Us/Ix at S12)
Inrush Current> -100 mA (Δt = 300 ms, with Us/Ix at S22)
Inrush Current< 6 mA (with Us/Ix to S34)
Current consumptiontyp. 38 mA (S12)
Current consumptiontyp. -38 mA (S22)
Current consumptiontyp. 1 mA (with Us/Ix to S34)
Voltage at input/start and feedback circuitapprox. 24 V DC
Filter time5 ms (at A1 in the event of voltage dips at Us)
Filter timeNo test pulses permitted
Typical response time100 ms (Monitored/manual start)
Typical release time20 ms (on demand via the sensor circuit)
Typical release time45 ms (on demand via A1)
Concurrence
Recovery time1 s (following demand of the safety function)
Recovery time< 1 s (Boot time)
Protective circuitSurge protection; Suppressor diode
Max. permissible overall conductor resistanceapprox. 50 Ω (Input and start circuits at US)
Operating voltage displayGreen LED
Status displayGreen LED

Output data

Contact switching type3 enabling current paths
Contact switching type1 signaling current path
Contact MaterialAgSnO2, + 0.2 µm Au
Maximum Switching Voltage250 V AC
Minimum Switching Voltage10 V AC/DC
Limiting Continuous Current6 A (N/O contact)
Maximum Inrush Current6 A
Inrush current, minimum10 mA
Sq. Total current72 A2 (Enabling current paths)
Sq. Total current36 A2 (Signaling current path 41/42)
Interrupting rating (ohmic load) max.see load limit curve
Switching capacity min.100 mW
Switching capacity in accordance with IEC 60947-5-16 A (DC13, enabling current paths)
Switching capacity in accordance with IEC 60947-5-15 A (AC15, enabling current paths)
Switching capacity in accordance with IEC 60947-5-12 A (DC13, signaling current paths)
Switching capacity in accordance with IEC 60947-5-11.5 A (AC15, signaling current paths)
Output fuse10 A gL/gG (Enabling current paths)
Output fuse4 A gL/gG (Low-demand enabling current paths)
Output fuse6 A gL/gG (Signaling current path)

Connection technology

pluggableyes

Conductor connection

Connection MethodScrew connection
Conductor cross section rigid0.2 mm² ... 2.5 mm²
Conductor cross section flexible0.2 mm² ... 2.5 mm²
Conductor cross-section AWG24 ... 12
Stripping length7 mm
Screw threadM3

Dimensions

Width22.5 mm
Height99 mm
Depth114.5 mm

Material specifications

Color (Housing)yellow (RAL 1018)
Housing MaterialPolyamide

Safety data

Stop category0

Safety data: EN ISO 13849

Category4
Performance level (PL)e (5 A DC13; 5 A AC15; 8760 switching cycles/year)

Safety data: IEC 61508 - High demand

Safety Integrity Level (SIL)3

Safety data: IEC 61508 - Low demand

Safety Integrity Level (SIL)3

Safety data: EN IEC 62061

Safety Integrity Level (SIL)3

Ambient conditions

Degree of ProtectionIP20
Min. degree of protection of inst. locationIP54
Ambient Temperature (Operation)-20 °C ... 55 °C (observe derating)
Ambient temperature (storage/transport)-40 °C ... 70 °C
Maximum altitude≤ 2000 m (Above sea level)
Max. permissible humidity (storage/transport)75 % (on average, 85% infrequently, non-condensing)
Max. permissible relative humidity (operation)75 % (on average, 85% infrequently, non-condensing)
Shock15g
Vibration (Operation)10 Hz ... 150 Hz, 2g

Air clearances and creepage distances between the power circuits

Standards/regulationsDIN EN 60947-1

Mounting

Mounting TypeDIN rail mounting
Assembly instructionsSee derating curve
Mounting Positionvertical or horizontal

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