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Phoenix Contact 2702524
AllRelaysSafety Relays

2702524

Phoenix ContactOfficial Distributor

By Phoenix Contact

SKU
PHX2702524
MPN
PSR-PS22-1NO-1NC-24VDC-SC
Weight
0.166 kg
This product is Not Cancellable/Not Returnable
Series PSR-PS

PSR-PS22-1NO-1NC-24VDC-SC - Coupling relay

Coupling relay for SIL 3 high and low-demand applications, couples digital output signals to the I/O, 1 enabling current path, 1 confirmation current path, safe state off applications, test pulse filter, fixed screw terminal block

  • Up to SIL 3 in accordance with IEC 61508
  • Force-guided contacts in accordance with EN 50205
  • Easy proof test according to IEC 61508
  • Low housing width of just 6.8 mm
  • Long service life thanks to filtering of controller test pulses
  • 1 enabling current path, 1 diagnostic current path
  • Couples digital output signals from failsafe controllers to I/O devices (valves, etc.) for electrical isolation and power adaptation
  • Corrosion protection through protective coating on the PCB
Technical Specifications

Utilization restriction

CCCex noteUse in potentially explosive areas is not permitted in China.

Product properties

Product familyPSRmini
ApplicationSafe switch off
ApplicationHigh demand
ApplicationLow demand
ApplicationEx
Relay typeElectromechanical relay with force-guided contacts in accordance with IEC/EN 61810-3

Times

Typ. starting time with Us< 150 ms (with Us when controlled via A1)
Typical release time< 30 ms (when controlled via A1)
Recovery time500 ms

Electrical properties

Maximum power dissipation for nominal condition3.28 W (IL² = 36 A²)
Nominal operating mode100% operating factor

Air clearances and creepage distances between the power circuits

Rated Insulation Voltage250 V AC
Rated surge voltage/insulationBasic insulation 4 kV between all current paths and housing
Rated surge voltage/insulationSafe isolation, 6 kV reinforced insulation from the control circuit (A1/A2) and diagnostics circuit (0V/21/22) to the enabling current path (13/14)

Supply

DesignationA1/A2
Rated control circuit supply voltage US20.4 V DC ... 26.4 V DC
Rated control circuit supply voltage US24 V DC -15 % / +10 %
Rated control supply current IStyp. 45 mA
Power consumption at UStyp. 1.08 W
Inrush Currenttyp. 150 mA (Δt < 5 ms at Us)
Filter timemax. 3 ms (at A1-A2 in the event of voltage dips at Us)
Filter timemax. 3 ms (at A1-A2; low test pulse width)
Filter time≥ 50 ms (at A1-A2; low test pulse rate)
Filter timemax. 17 ms (at A1-A2; high test pulse width)
Filter time≥ 600 ms (at A1-A2; high test pulse rate)
Protective circuitSerial protection against polarity reversal; Suppressor diode 33 V
Designation21/0V
Diagnostic supply voltage UD24 V DC -15 % / +10 %
Input current at UD6 mA (at the contacts 21/0V for UD; + 100 mA depending on load at contact 22)
Inrush current at UDtyp. 200 mA (Δt < 1 ms; for contacts 21 - 0 V at UD)
Protective circuitSerial protection against polarity reversal; Suppressor diode 33 V

Relay: Enabling current path

Output description2 N/O contacts in series, without delay, floating
Number of Outputs1 (safety-related N/O contacts: 13/14)
Contact switching type1 enabling current path
Contact MaterialAgSnO2
Switching voltagemin. 12 V AC/DC
Switching voltagemax. 250 V AC/DC (Observe the load curve)
Switching capacitymin. 60 mW
Inrush Currentmin. 3 mA
Inrush Currentmax. 6 A
Switching capacity in accordance with IEC 60947-5-14 A (24 V (DC13))
Switching capacity in accordance with IEC 60947-5-15 A (250 V (AC15))
Limiting Continuous Current6 A (High demand)
Limiting Continuous Current4 A (Low demand)
Sq. Total current36 A2 (observe derating)
Switching frequencymax. 1 Hz
Mechanical service life10x 10⁶ cycles
Output fuse6 A gL/gG
Output fuse4 A gL/gG (for low-demand applications)

Relay: Confirmation current path

Output description2 N/C contacts in series, without delay, not floating (reference ground: 0V)
Number of Outputs1 (safety-related N/C contacts: 21/22)
Contact switching type1 confirmation current path
Contact MaterialAgCuNi, + Au
Switching voltagemin. 20.4 V DC
Switching voltagemax. 26.4 V DC
Switching capacitymin. 20 mW
Inrush Currentmin. 1 mA
Inrush Currentmax. 100 mA
Limiting Continuous Current100 mA
Switching frequencymax. 1 Hz
Mechanical service life10x 10⁶ cycles
Output fuse150 mA Fast-blow

Connection technology

pluggableno

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 AWG26 ... 12
Stripping length12 mm
Screw threadM3
Tightening torque0.5 Nm ... 0.6 Nm

Signaling

Status display2 x green LEDs
Operating voltage display1 x yellow LED
Error indication1 x red LED

Dimensions

Width6.8 mm
Height93.1 mm
Depth102.5 mm

Material specifications

Color (Housing)yellow (RAL 1018)
Housing MaterialPBT

Safety data

Stop category0

Safety data: EN 50156-2

Safety Integrity Level (SIL)3 (Reference IEC 61508)

Safety data: IEC 61508 - High demand

Safety Integrity Level (SIL)3

Safety data

Safety Integrity Level (SIL)3

Safety data: IEC 61508 - Low demand

Safety Integrity Level (SIL)3

Safety data

Safety Integrity Level (SIL)3

Safety data: IEC 61508 - Low demand

Safety Integrity Level (SIL)3

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

ATEX

Identification II 3G  Ex ec nC IIC T4 Gc
CertificateUL 22 ATEX 2912X

IECEx

IdentificationEx ec nC IIC T4 Gc
CertificateIECEx UL 22.0037X

UL, USA/Canada

IdentificationcULus
CertificateE140324

UL Ex, USA / Canada

IdentificationClass I, Zone 2, AEx nA nC IIC T4 / Ex nA nC IIC Gc T4 X
IdentificationClass I, Div. 2, Groups A, B, C, D, T4
CertificateE360692

CE

IdentificationCE-compliant

Environmental simulation test

IdentificationG3
CertificateISA-S71.04

CCC / China-Ex

IdentificationEx ec nC IIC T4 Gc
Certificate2022122304115695

Air clearances and creepage distances between the power circuits

Standards/regulationsEN 60664-1, EN 60079-7, EN 60079-15

Mounting

Mounting TypeDIN rail mounting
Assembly instructionsSee derating curve
Mounting Positionvertical or horizontal
Accessories
  • Phoenix Contact0808710
    0808710
    Zack Marker strip, flat - ZBF 6:UNBEDRUCKT

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