PSR-MC34-3NO-1DO-24DC-SP 2700548 PHOENIX CONTACT Safety relay for emergency stop and safety doors up to SILC.. View larger
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PSR-MC34-3NO-1DO-24DC-SP 2700548 PHOENIX CONTACT Safety relay for emergency stop and safety doors up to SILC..





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Safety relay for emergency stop and safety doors up to SILCL 3, Cat. 4, PL e, 2-channel operation, automatic or manual, monitored start, cross-circuit detection, 3 enabling current paths, US = 24 V DC, plug-in spring-cage terminal block

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Width12.5 mm
Height116.6 mm
Depth114.5 mm

Ambient conditions

Ambient temperature (operation)-40 °C ... 55 °C (observe derating)
Ambient temperature (storage/transport)-40 °C ... 85 °C
Max. permissible relative humidity (operation)75 % (on average, 85% infrequently, non-condensing)
Max. permissible humidity (storage/transport)75 % (on average, 85% infrequently, non-condensing)
Vibration (operation)10 Hz ...150 Hz, 2g
Maximum altitude≤ 2000 m (Above sea level)

Input data

Rated control circuit supply voltage US24 V DC -15 % / +10 %
Power consumption at UStyp. 2 W
Rated control supply current IStyp. 84 mA
Typical inrush current5 A (Δt = 200 µs at Us)
Current consumption< 5 mA (with Us/Ix to S12)
< 5 mA (with Us/Ix to S22)
> -5 mA (with Us/Ix to S22/0V)
> -5 mA (with Us/Ix to S34)
< 10 mA (with Us/Ix to S34)
Voltage at input/start and feedback circuit24 V DC -15 % / +10 %
Typical response time< 175 ms (automatic start)
< 175 ms (manual, monitored start)
Typical pick-up time< 250 ms (when controlled via A1)
Typical release time< 20 ms (when controlled via A1 or S12 and S22.)
Recovery time< 500 ms
Status display3 x green LED
Maximum switching frequency0.5 Hz
Max. permissible overall conductor resistance150 Ω
Filter time1 ms (at A1 in the event of voltage dips at Us)
max. 1.5 ms (at S12, S22; test pulse width)
min. 7.5 ms (at S12, S22; test pulse rate)
Test pulse rate = 5 x Test pulse width

Output data

Contact type3 enabling current paths
Contact materialAgSnO2
Minimum switching voltage20 V AC/DC
Maximum switching voltage250 V AC/DC
Limiting continuous current6 A (N/O contact; as the 23/24/34 contact path only occupies one input path, only a total current of 6 A is permitted here )
Inrush current, minimum3 mA
Maximum inrush current6 A
Sq. Total current72 A2 (see to derating)
Switching capacitymin. 60 mW
Output fuse6 A gL/gG (N/O contact)
4 A gL/gG (for low-demand applications)


Relay typeElectromechanical relay with forcibly guided contacts in accordance with IEC/EN 61810-3 (EN 50205)
Mechanical service life10 x 106 cycles
Net weight173.7 g
Mounting typeDIN rail mounting
Assembly instructionsSee derating curve
Degree of protectionIP20
Min. degree of protection of inst. locationIP54
Mounting positionvertical or horizontal
Parameters as per EN ISO 138494
Stop category0
Parameters for IEC 615083
Housing materialPBT

Connection data

Connection methodSpring-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 length8 mm

Datasheet - PDF

PHOENIX CONTACT-2700548-PSR-MC34-3NO-1DO-24DC-SPEnglish138 KbytesPHOENIX CONTACT-2700548-PSR-MC34-3NO-1DO-24DC-SP

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