Industrial Automation
Notes | Utilization restriction CCCex note: Use in potentially explosive areas is not permitted in China. |
Product properties | Product type: Coupling relay Product family: PSRmini Application: Safe switch off High demand Low demand Ex Relay type: Electromechanical relay with force-guided contacts in accordance with IEC/EN61810-3 Times Typ. starting time with Us: < 100 ms (with Us when controlled via A1) Typical release time: < 35 ms (when controlled via A1) Recovery time: 500 ms |
Electrical properties | Maximum power dissipation for nominal condition: 3.28 W (IL²=36A²) Nominal operating mode: 100% operating factor Air clearances and creepage distances between the power circuits Rated insulation voltage: 250 VAC Rated surge voltage/insulation: Safe isolation, 6kV reinforced insulation from control circuit, start circuit, confirmation current path, signal output to the enabling current path; 4 kV/basic insulation between all current paths and housing Supply Designation: A1/A2 Rated control circuit supply voltage US: 20.4 VDC ... 26.4 VDC 24 VDC -15% / +10% Rated control supply current IS: typ. 45 mA Power consumption at US: typ. 1.08 W Inrush current: typ. 400 mA (Ãt<10µs at Us) Filter time: max. 2 ms (at A1-A2; test pulse width) ⥠100 ms (at A1-A2; test pulse rate) Protective circuit: Serial protection against polarity reversal; Suppressor diode 33V Supplyâ Designation: 21/A2 Diagnostic supply voltage UD: 24 VDC -15% / +10% Input current at UD: 6 mA (at 21-A2 for UD; depending on load +100mA at M1 and 22) Inrush current at UD: typ. 2.5 A (Ãt<20µs at UD) Protective circuit: Serial protection against polarity reversal; Suppressor diode 38V |
Output data | Relay: Enabling current path Output description: 2 N/O contacts in series, without delay, floating Number of outputs: 1 (safety-related N/O contacts: 13/14) Contact switching type: 1 enabling current path Contact material: AgSnO2 Switching voltage: min. 12 V AC/DC max. 250 V AC/DC (Observe the load curve) Switching capacity: min. 60 mW Inrush current: min. 3 mA max. 6 A Switching capacity in accordance with IEC 60947-5-1: 4 A (24V (DC13)) 5 A (250V (AC15)) Limiting continuous current: 6 A (High demand) 4 A (Low demand) Sq. Total current: 36 A2 (observe derating) Switching frequency: max. 1 Hz Mechanical service life: 10x 106 cycles Output fuse: 6 A gL/gG 4 A gL/gG (for low-demand applications) Relay: Confirmation current path Output description: 2 N/C contacts in series, without delay, not floating (reference ground: A2) Number of outputs: 1 (safety-related N/C contacts: 21/22) Contact switching type: 1 confirmation current path Contact material: AgCuNi, + Au Switching voltage: min. 20.4 VDC max. 26.4 VDC Switching capacity: min. 20 mW Inrush current: min. 1 mA max. 100 mA Limiting continuous current: 100 mA Switching frequency: max. 1 Hz Mechanical service life: 10x 106 cycles Output fuse: 150 mA Fast-blow Signal: M1 Output description: PNP Number of outputs: 1 (non-safety-related) Voltage: approx. 22 VDC (UD-2V) Current: max. 100 mA Maximum inrush current: 500 mA (Ãt=1ms at Us) Short-circuit protection: no Output fuse: 150 mA fast blow |
Connection data | Connection technology pluggable: no 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: 12 mm Screw thread: M3 Tightening torque: 0.5 Nm ... 0.6 Nm |
Signaling | Status display: 2 x green LEDs Operating voltage display: 1 x yellow LED Error indication: 1 x red LED |
Dimensions | Width: 6.8 mm Height: 93.1 mm Depth: 102.5 mm |
Material specifications | Housing material: PBT |
Characteristics | Safety data Stop category: 0 Safety data: EN50156 Safety Integrity Level (SIL): 3 Safety data: IEC 61508 - High demand Safety Integrity Level (SIL): 3 Safety data: IEC 61508 - Low demand 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): 10Hz...150Hz, 2g |
Approvals | ATEX Identification: ïII3GExecnCIICT4Gc Certificate: UL22ATEX2912X IECEx Identification: ExecnCIICT4Gc Certificate: IECExUL22.0037X UL, USA/Canada Identification: cULus Certificate: E140324 UL Ex, USA / Canada Identification: Class I, Zone 2, AEx nA nC IIC T4 / Ex nA nC IIC Gc T4 X Class I, Div. 2, Groups A, B, C, D, T4 Certificate: E360692 CE Identification: CE-compliant Environmental simulation test Identification: G3 Certificate: ISA-S71.04 CCC/China-Ex Identification: Ex ec nC IIC T4 Gc Certificate: 2022122304115695 DNV Identification: C, EMC2 Certificate: 11253-14 HH |
Standards and regulations | Air clearances and creepage distances between the power circuits Standards/regulations: EN60664-1, EN60079-7, EN60079-15 |
Mounting | Mounting type: DIN rail mounting Assembly instructions: See derating curve Mounting position: vertical, horizontal, with front of module upward Connection method: Screw connection |
ECLASS | ECLASS-11.0: 27371819 ECLASS-13.0: 27371819 ECLASS-12.0: 27371819 |
ETIM | ETIM 9.0: EC001449 |
UNSPSC | UNSPSC 21.0: 39122200 |
Description other products