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PSR-PE20-1NO-24DC-SC-SET60 1272930 PHOENIX CONTACT Set of 60 coupling relays for low demand SIL 3 applicatio..
PSR-PE20-1NO-24DC-SC-SET60
1272930
PHOENIX CONTACT
1 Pcs.
Set of 60 coupling relays for low demand SIL 3 applications, couple digital output signals to the periphery, 1 independent control trigger circuit, Safe State Off applications, test pulse filter, screw terminal
Set of 60 coupling relays for SIL 3 low-demand applications, couples digital output signals to the I/O, 1 independently controllable enabling current path, safe state off applications, test pulse filter, plug-in screw terminal block
Automation > Device for monitoring of safety-related circuits
Safety
Product condition, packaging, certifications and applicable manufacturer warranty terms are confirmed with the quotation.
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This bulk set of coupling relays, designated as the Phoenix Contact PSR-PE20-1NO-24DC-SC-SET60 1272930 PHOENIX CONTACT Set of 60 coupling relays for low demand SIL 3 applicatio.., is designed for safe electrical signal isolation and low-demand functional safety applications. Electromechanical components of this standard ensure dependable circuit switching across industrial automation infrastructure. Pricing, availability and lead time are confirmed per enquiry through an RFQ.
- Product type: Coupling relay
- Product family: PSRclassic
- Application: Safe switch off
- Mechanical service life: 10x 10 6 cycles
- Relay type: Electromechanical relay in accordance with IEC/EN 61810
- Times Typ. starting time with U s: < 70 ms (when controlled via A3 at U S )
- Typical release time: < 50 ms (on demand via A3 at U S )
- Recovery time: 500 ms
- Maximum power dissipation for nominal condition: 2.36 W (U B = 26.4 V, U S = 24 V, I S = 40 mA, I L ² = 16 A, R contact = 0.075 Ω)
- Nominal operating mode: 100% operating factor
- Supply Designation: 3/4
- Rated control circuit supply voltage U S: 21.6 V DC ... 26.4 V DC
- Rated control circuit supply voltage U S: 24 V DC -10 % ... +10 %
- Rated control supply current I S: 40 mA
- Power consumption at U S: 960 mW
- Inrush current: typ. 100 mA (Δt = 10 ms at U s )
More info
▲Technical data
Product properties
| Product type | Coupling relay |
| Product family | PSRclassic |
| Application | Safe switch off |
| Low demand | |
| Mechanical service life | 10x 106cycles |
| Relay type | Electromechanical relay in accordance with IEC/EN 61810 |
| Times | |
| Typ. starting time with Us | < 70 ms (when controlled via A3 at US) |
| Typical release time | < 50 ms (on demand via A3 at Us) |
| Recovery time | 500 ms |
Electrical properties
| Maximum power dissipation for nominal condition | 2.36 W (UB= 26.4 V, US= 24 V, IS= 40 mA, IL² = 16 A, Rcontact= 0.075 Ω) |
| Nominal operating mode | 100% operating factor |
| Air clearances and creepage distances between the power circuits | |
| Rated insulation voltage | 250 V AC |
| Rated surge voltage/insulation | Safe isolation, reinforced insulation 6.4 kV between 250 V load current paths and 24 V logic paths |
| Basic insulation 4 kV between all current paths and housing | |
| Supply | |
| Designation | 3/4 |
| Rated control circuit supply voltage US | 21.6 V DC ... 26.4 V DC |
| Rated control circuit supply voltage US | 24 V DC -10 % ... +10 % |
| Rated control supply current IS | 40 mA |
| Power consumption at US | 960 mW |
| Inrush current | typ. 100 mA (Δt = 10 ms at Us) |
| Filter time | 1 ms (in the event of voltage dips at Us) |
| Protective circuit | Serial protection against polarity reversal; Suppressor diode, 38.6 V/600 W (connections 3/4) |
Output data
| Relay: Enabling current path (5/6) | |
| Output description | 1 NO |
| Number of outputs | 1 (safety-related) |
| Contact switching type | 1 enabling current path |
| Contact material | AgSnO2, gold-plated |
| Switching voltage | min. 12 V DC |
| max. 250 V AC/DC (Observe the load curve) | |
| Switching capacity | min. 120 mW |
| Inrush current | min. 10 mA |
| max. 4 A | |
| Limiting continuous current | 4 A (Low demand) |
| Sq. Total current | 16 A2(Low-demand, observe derating) |
| Switching frequency | 1 Hz |
| Mechanical service life | 10x 106cycles |
| Output fuse | 4 A gL/gG (for low-demand applications) |
Connection data
| 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 |
| Tightening torque | 0.6 Nm |
Signaling
| Status display | 1 x green LED |
Dimensions
| Width | 12.5 mm |
| Height | 99 mm |
| Depth | 114.5 mm |
Material specifications
| Housing material | Polyamide |
Characteristics
| Safety data: IEC 61508 - Low-demand for 1-channel wiring (1oo3 structure without diagnostics) | |
| Safety Integrity Level (SIL) | 3 |
Environmental and real-life conditions
| Ambient conditions | |
| Degree of protection | IP20 |
| Min. degree of protection of inst. location | IP54 |
| 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) |
| Shock | 15g |
| Vibration (operation) | 10 Hz ... 150 Hz, 2g |
Approvals
| CE | |
| Identification | CE-compliant |
Standards and regulations
| Air clearances and creepage distances between the power circuits | |
| Standards/regulations | EN 61010-1, EN 60947-1, EN 60079-15 |
Mounting
| Mounting type | DIN rail mounting |
| Assembly instructions | See derating curve |
| Mounting position | vertical or horizontal |
| Connection method | Screw connection |