PSR-PS22-1NO-1NC-24VDC-SC - Coupling relay

2702524

Coupling relay for SIL 3 high and low-demand applications, couples digital output signals to the I/O, 1 enabling current path, 1 confirmation current path, safe state off applications, test pulse filter, fixed screw terminal block

Utilization restriction
CCCex note Use in potentially explosive areas is not permitted in China.

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/EN 61810-3
Times
Typ. starting time with Us < 150 ms (with Us when controlled via A1)
Typical release time < 30 ms (when controlled via A1)
Recovery time 500 ms

Maximum power dissipation for nominal condition 3.28 W (IL² = 36 A²)
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 Basic insulation 4 kV between all current paths and housing
Safe isolation, 6 kV reinforced insulation from the control circuit (A1/A2) and diagnostics circuit (0V/21/22) to the enabling current path (13/14)
Supply
Designation A1/A2
Rated control circuit supply voltage US 20.4 V DC ... 26.4 V DC
Rated control circuit supply voltage US 24 V DC -15 % / +10 %
Rated control supply current IS typ. 45 mA
Power consumption at US typ. 1.08 W
Inrush current typ. 150 mA (Δt < 5 ms at Us)
Filter time max. 3 ms (at A1-A2 in the event of voltage dips at Us)
max. 3 ms (at A1-A2; low test pulse width)
≥ 50 ms (at A1-A2; low test pulse rate)
max. 17 ms (at A1-A2; high test pulse width)
≥ 600 ms (at A1-A2; high test pulse rate)
Protective circuit Serial protection against polarity reversal; Suppressor diode 33 V
Supply
Designation 21/0V
Diagnostic supply voltage UD 24 V DC -15 % / +10 %
Input current at UD 6 mA (at the contacts 21/0V for UD; + 100 mA depending on load at contact 22)
Inrush current at UD typ. 200 mA (Δt < 1 ms; for contacts 21 - 0 V at UD)
Protective circuit Serial protection against polarity reversal; Suppressor diode 33 V

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 (24 V (DC13))
5 A (250 V (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: 0V)
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 V DC
max. 26.4 V DC
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

Connection technology
pluggable no