Official DistributorSKU
MPN
PSR-SCP- 24UC/THC4/2X1/1X2
Weight
0.22 kg
Series PSR-SCP
PSR-SCP- 24UC/THC4/2X1/1X2 - Safety relays
Safety relay for two-hand control devices in accordance with ISO 13851 type IIIC to SIL 3 or Cat. 4, PL e in accordance with EN ISO 13849, synchronous activation monitoring < 0.5 s, 2 N/O contacts, 1 N/C contact, safe isolation, width: 22.5 mm, pluggable screw terminal block
- For two-hand controls in accordance with ISO 13851 type IIIC
- Up to Cat. 4/PL e in accordance with ISO 13849-1, SIL 3 in accordance with EN IEC 62061, SIL 3 in accordance with IEC 61508
- 2 channel control
- Synchronous activation monitoring < 0.5 s
- Automatic activation
- Two enabling and one signaling current path
Technical Specifications
Product properties
| Product family | PSRclassic |
| Application | Two-hand control |
| Application | Safety door |
| Mechanical service life | approx. 107 cycles |
| Relay type | Electromechanical relay with force-guided contacts in accordance with IEC/EN 61810-3 |
Electrical properties
| Maximum power dissipation for nominal condition | 1.44 W |
| Nominal operating mode | 100% operating factor |
Air clearances and creepage distances between the power circuits
| Rated Insulation Voltage | 250 V |
| Rated surge voltage/insulation | 6 kV / Safe isolation, increased insulation |
General
| Nominal input voltage UN | 24 V AC/DC |
| Input voltage range | 20.4 V AC/DC ... 26.4 V AC/DC |
| Input voltage range in reference to UN | 0.85 ... 1.1 |
| Typical input current at UN | 125 mA AC |
| Typical input current at UN | 60 mA DC |
| Voltage at input/start and feedback circuit | approx. 24 V DC |
| Typical response time | 50 ms |
| Typical release time | 20 ms |
| Concurrence | < 0.5 s |
| Recovery time | 1 s |
| Protective circuit | Fuse; PTC resistor |
| Protective circuit | Surge protection; Suppressor diode |
| Operating voltage display | Green LED |
| Status display | Green LED |
Output data
| Contact switching type | 2 enabling current paths |
| Contact switching type | 1 signaling current path |
| Contact Material | AgSnO2, + 0.2 µm Au |
| Maximum Switching Voltage | 250 V AC/DC |
| Minimum Switching Voltage | 15 V AC/DC |
| Limiting Continuous Current | 6 A (N/O contact) |
| Limiting Continuous Current | 5 A (N/C contact) |
| Maximum Inrush Current | 6 A |
| Inrush current, minimum | 25 mA |
| Interrupting rating (ohmic load) max. | 144 W (24 V DC, τ = 0 ms) |
| Interrupting rating (ohmic load) max. | 288 W (48 V DC, τ = 0 ms) |
| Interrupting rating (ohmic load) max. | 110 W (110 V DC, τ = 0 ms) |
| Interrupting rating (ohmic load) max. | 88 W (220 V DC, τ = 0 ms) |
| Interrupting rating (ohmic load) max. | 1500 VA (250 V AC, τ = 0 ms) |
| Maximum interrupting rating (inductive load) | 42 W (24 V DC, τ = 40 ms) |
| Maximum interrupting rating (inductive load) | 42 W (48 V DC, τ = 40 ms) |
| Maximum interrupting rating (inductive load) | 42 W (110 V DC, τ = 40 ms) |
| Maximum interrupting rating (inductive load) | 42 W (220 V DC, τ = 40 ms) |
| Switching capacity min. | 0.4 W |
| Switching capacity (360/h cycles) | 4 A (24 V DC) |
| Switching capacity (360/h cycles) | 4 A (230 V AC) |
| Switching capacity (3600/h cycles) | 2.5 A (24 V (DC13)) |
| Switching capacity (3600/h cycles) | 3 A (230 V (AC15)) |
| Output fuse | 10 A gL/gG NEOZED (N/O contact) |
| Output fuse | 6 A gL/gG NEOZED (N/C contact) |
Relay
| Output description | safety-related N/O contacts |
| Number of Outputs | 2 |
Connection technology
| pluggable | yes |
Conductor connection
| Connection Method | Screw connection |
| Conductor cross section rigid | 0.2 mm² ... 2.5 mm² |
| Conductor cross section flexible | 0.2 mm² ... 2.5 mm² |
| Conductor cross-section AWG | 24 ... 12 |
| Stripping length | 7 mm |
| Screw thread | M3 |
Dimensions
| Width | 22.5 mm |
| Height | 99 mm |
| Depth | 114.5 mm |
Material specifications
| Color (Housing) | yellow (RAL 1018) |
| Housing Material | Polyamide |
Safety data
| Stop category | 0 |
| Type class | IIIC |
Safety data: EN ISO 13849
| Category | 4 |
| Performance level (PL) | e |
Safety data: IEC 61508 - High demand
| Safety Integrity Level (SIL) | 3 |
Safety data: IEC 61508 - Low demand
| Safety Integrity Level (SIL) | 3 |
Safety data: EN IEC 62061
| Safety Integrity Level (SIL) | 3 |
Ambient conditions
| Degree of Protection | IP20 |
| Min. degree of protection of inst. location | IP54 |
| Ambient Temperature (Operation) | -20 °C ... 55 °C |
| Ambient temperature (storage/transport) | -40 °C ... 70 °C |
| Maximum altitude | max. 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) |
| Shock | 15g |
| Vibration (Operation) | 10 Hz ... 150 Hz, 2g |
Conformity/Approvals
| Conformance | CE-compliant |
Air clearances and creepage distances between the power circuits
| Standards/regulations | IEC 60664-1 |
Mounting
| Mounting Type | DIN rail mounting |
| Mounting Position | any |
Why Proax for Phoenix Contact 2963721?
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Additional Information
| Pack Size | 1 |
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