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PHOENIX CONTACT PSR-PE20-1NO-24DC-SC-SET60 PSR-PE20-1NO-24DC-SC-SET60 1272930 PHOENIX CONTACT Set of 60 coupling relays for low demand SIL 3 applicatio.. View larger
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PSR-PE20-1NO-24DC-SC-SET60 1272930 PHOENIX CONTACT Set of 60 coupling relays for low demand SIL 3 applicatio..

PSR-PE20-1NO-24DC-SC-SET60

1272930

PHOENIX CONTACT

1 Pcs.

Set of 60 coupling relays for low demand SIL 3 applications, couple digital output signals to the periphery, 1 independent control trigger circuit, Safe State Off applications, test pulse filter, screw terminal Set of 60 coupling relays for SIL 3 low-demand applications, couples digital output signals to the I/O, 1 independently controllable enabling current path, safe state off applications, test pulse filter, plug-in screw terminal block

Automation > Device for monitoring of safety-related circuits
Safety

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Technical data
Product properties
Product typeCoupling relay
Product familyPSRclassic
ApplicationSafe switch off
Low demand
Mechanical service life10x 106cycles
Relay typeElectromechanical relay in accordance with IEC/EN 61810
Times
Typ. starting time with Us< 70 ms (when controlled via A3 at US)
Typical release time< 50 ms (on demand via A3 at Us)
Recovery time500 ms
Electrical properties
Maximum power dissipation for nominal condition2.36 W (UB= 26.4 V, US= 24 V, IS= 40 mA, IL² = 16 A, Rcontact= 0.075 Ω)
Nominal operating mode100% operating factor
Air clearances and creepage distances between the power circuits
Rated insulation voltage250 V AC
Rated surge voltage/insulationSafe isolation, reinforced insulation 6.4 kV between 250 V load current paths and 24 V logic paths
Basic insulation 4 kV between all current paths and housing
Supply
Designation3/4
Rated control circuit supply voltage US21.6 V DC ... 26.4 V DC
Rated control circuit supply voltage US24 V DC -10 % ... +10 %
Rated control supply current IS40 mA
Power consumption at US960 mW
Inrush currenttyp. 100 mA (Δt = 10 ms at Us)
Filter time1 ms (in the event of voltage dips at Us)
Protective circuitSerial protection against polarity reversal; Suppressor diode, 38.6 V/600 W (connections 3/4)
Output data
Relay: Enabling current path (5/6)
Output description1 NO
Number of outputs1 (safety-related)
Contact switching type1 enabling current path
Contact materialAgSnO2, gold-plated
Switching voltagemin. 12 V DC
max. 250 V AC/DC (Observe the load curve)
Switching capacitymin. 120 mW
Inrush currentmin. 10 mA
max. 4 A
Limiting continuous current4 A (Low demand)
Sq. Total current16 A2(Low-demand, observe derating)
Switching frequency1 Hz
Mechanical service life10x 106cycles
Output fuse4 A gL/gG (for low-demand applications)
Connection data
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
Tightening torque0.6 Nm
Signaling
Status display1 x green LED
Dimensions
Width12.5 mm
Height99 mm
Depth114.5 mm
Material specifications
Housing materialPolyamide
Characteristics
Safety data: IEC 61508 - Low-demand for 1-channel wiring (1oo3 structure without diagnostics)
Safety Integrity Level (SIL)3
Environmental and real-life conditions
Ambient conditions
Degree of protectionIP20
Min. degree of protection of inst. locationIP54
Ambient temperature (operation)-40 °C ... 70 °C (observe derating)
Ambient temperature (storage/transport)-40 °C ... 85 °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
Approvals
CE
IdentificationCE-compliant
Standards and regulations
Air clearances and creepage distances between the power circuits
Standards/regulationsEN 61010-1, EN 60947-1, EN 60079-15
Mounting
Mounting typeDIN rail mounting
Assembly instructionsSee derating curve
Mounting positionvertical or horizontal
Connection methodScrew connection

Product Datasheet

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