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Phoenix PSR-MS55-1NO-1DO-24DC-SC-safety relay 2904957, used to monitor the safety relay of the non-equivalent signal generator, meet SILCL 3,Cat. 4,PL e, dual channel, non-equivalent operation, manual, monitoring start, 1 start current path, Us = 24V DC, fixed screw connector

Product Type safety relay
Product Series PSRmini
Application anti-effect signal generator
safety door
electromagnetic switch
control dual channel
Relay Model Electromechanical relay with mechanical interlocking contacts according to IEC/EN 61810-3
insulation characteristics
Overvoltage Level III
pollution level 2
Typical Response Time < 175 ms
Typical startup time (Us) < 250 ms (when controlled via A1)
Typical release time < 20 ms (when controlled via A1 or S12 and S13)
restart time 1 s (start-up time, after power supply voltage is applied)
Recovery Time < 500 ms

rated conditions 3W (US= 26.4 V, IL² = 36 A²,PTotal max= 1.2W +1.8 W)
Rated operating mode 100% Eligible
Rated insulation voltage 250V AC
rated overvoltage/insulation input circuit and normally open safety contact output
4 kV foundation safety isolation between all current paths and enclosure
Power
Name A1/A2
Rated control circuit supply voltage US 20.4V DC ... 26.4V DC
Rated control circuit supply voltage US 24V DC -15 % / +10%
Rated control supply current IS Typical 42 mA
US Typical 1W
Impulse current 4.5 A (&Delta;t < 120 &micro;s Us)
filter time 1 ms (at A1, at the voltage dip Us)
protection circuit Surge protection; Suppressor diode
series protection to prevent polarity reversal

digital quantity: sensor circuit (S12, S13)
Input Description safety-related sensor inputs
input voltage range, "0" signal 0V DC ... 5V DC (for safety shutdown; at S12)
input voltage range, "1" signal 20.4V DC ... 26.4V DC
Input current range "0" signal 0 mA ... 2 mA (for safety shutdown; at S12)
Impulse current < 20 mA (in UStypical)
filter time max. 1.5 ms (test pulse width of low test pulse)
test pulse rate = 5 x test pulse width
Allowable total conductor resistance 150 Ω
protection circuit Suppressor Diode
power consumption < 5 mA (Us/Ixto S12)
< 5 mA (Us/Ixto S13)
digital quantity: starting circuit (S34)
Input Description non-safety related
Input Quantity 1
input voltage range, "1" signal 20.4V DC ... 26.4V DC
2904951
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Phoenix PSR-MS55-1NO-1DO-24DC-SC-Safety Relays 2904957

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