Phoenix PSR-SPP- 24UC/ESA2/4X1/1X2/B-safety relay 2963954, safety relay, used for emergency stop and safety door, safety level can reach SIL 1, Cat. 1, PL c, according to specific application, can meet SIL 3, Cat. 4, PL e safety level requirements, single channel operation, automatic/manual start, 4 enable current paths, US = 24V DC, pluggable in-line terminal
| Product Type | safety relay |
| Product Series | PSRclassic |
| Application | Emergency stop button |
| safety door | |
| control | single channel |
| mechanical life | 10x 106Switch Times |
| 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 | < 100 ms (for Usauto start) |
| < 100 ms (with Usmanual start) | |
| Typical startup time (Us) | < 100 ms (with Us/via A1 control) |
| Typical release time | < 10 ms (at Us, as required, via sensor loop) |
| < 100 ms (in Us/as needed, via A1) | |
| restart time | < 1 s (start-up time) |
| Recovery Time | < 1 s (meet the requirements of safety function) |
| Start Pulse Length | ≥ 500 ms (manual reset) |
| rated conditions | 16W (US= 26.4 V, IL² = 72 A²,PTotal Maximum= 1.6W +14.4 W) |
| Rated operating mode | 100% Eligible |
| Rated insulation voltage | 250V AC |
| rated overvoltage/insulation | 4 kV foundation safety isolation: Between all current paths and housing 6 kV reinforced isolation withstand voltage: Between A1/A2 and 13/14, 23/24, 33/34, 43/44 Between S11/S12/S33/S34 and 13/14, 23/24, 33/34, 43/44 Between 51/52 and 13/14, 23/24, 33/34, 43/44 |
| power supply | |
| Rated control circuit supply voltage US | 24V DC -15 % / +10% |
| Rated control supply current IS | typical value 55 mA (US) |
| US | Typical 1.32W |
| Impulse current | < 3.5 A (by US,Δt = 2 ms) |
| filter time | 2 ms (Usvoltage dips) |
| protection circuit | series protection to prevent polarity reversal; suppression diode |
| Digital Quantity: Logic (S12) | |
| Input Description | safety related |
| Input Quantity | 1 |
| input voltage range, "0" signal | 0V DC ... 5V DC |
| input voltage range, "1" signal | 20.4V ... 26.4V |
| Input current range "0" signal | 0 mA ... 2 mA |
| Impulse current | 80 mA (voltage is usually US,Δt = 150 ms) |
| filter time | does not allow brightness test pulse/high test pulse. |
| 1 ms (test pulse width of low test pulse) | |
| 1 s (test pulse rate for low test pulses) | |
| Allowable Total Conductor Resistance | 50 Ω |
| protection circuit | Suppressor Diode |
| power consumption | typical value 50 mA (U at S11S) |
| typical 52 mA (supplied by external US) | |
| digital quantity: starting circuit (S34) | |
| Input Description | non-safety related |
| Input Quantity | 1 |
| input voltage range, "1" signal | 20.4V ... 26.4V |
| Impulse current | < 6 mA (the voltage is usually US,Δt = 65 ms) |
| filter time | Test pulse not allowed |
| Allowable Total Conductor Resistance | 50 Ω |
| protection circuit | Suppressor Diode |
| power consumption | 0 mA (in UStypical) |
| relay: enable current path | |
| Output Description | 2 normally open contacts in series, safety-related, floating |
| outputs | 4 |
| Contact Type | 4 normally open safety contact outputs |
| Contact Material | AgSnO2 |
| Switching voltage | 10V minimum |
| Max. 250V AC/DC | |
| on-off capacity | 100 mW minimum |
| Impulse current | 10 mA minimum |
| Max (& Delta;t = 100 ms) | |
| limit continuous current | 6 A |
| the square of the total current value | 72 A2(pay attention to capacity reduction) |
Phoenix PSR-SPP- 24UC/ESA2/4X1/1X2/B-Safety relay 2963954
Created on：2025-07-11 10:23
