Phoenix PSR-PS22-1NO-1NC-24VDC-SC-coupling relay 2702524, coupling relay, suitable for SIL 3 high or low safety level requirements, can couple the digital output signal to the I/O system, 1 normally open safety contact output, 1 feedback loop, safety status off, test pulse filter, fixed screw connector
Product Type
coupling relay
Product Series
PSRmini
Application
Safety Shutdown
high requirements
low requirements
Ex
control
Single and Dual Channel
Relay Model
Electromechanical relay with mechanical interlocking contacts according to IEC/EN 61810-3
insulation characteristics
Overvoltage Level
III
pollution level
2
Typical startup time (Us)
< 150 ms (when controlled by A1, there is us)
Typical release time
< 30 ms (when controlled via A1)
Recovery Time
500 ms
rated conditions
3.28W (IL² = 36 A²)
Rated operating mode
100% Eligible
Rated insulation voltage
250V AC
rated overvoltage/insulation
4 kV basic insulation between all current paths and enclosure
safety isolation, 6 kV reinforced insulation from control circuit (A1/A2) and diagnostic circuit (0V/21/22) to enable current path (13/14)
Power
Name
A1/A2
Rated control circuit supply voltage US
20.4V DC ... 26.4V DC
Rated control circuit supply voltage US
24V DC -15 % / +10%
Rated control supply current IS
Typical 45 mA
US
Typical 1.08W
Impulse current
Typical 150 mA (& Delta;t < 5 ms,Us)
filter time
max. 3 ms (at A1-A2, voltage dip Us)
max. 3 ms (A1-A2; low test pulse width)
≥ 50 ms (A1-A2; low test pulse rate)
max. 17 ms (A1-A2; high test pulse width)
≥ 600 ms (A1-A2; high test pulse rate)
protection circuit
Series protection against polarity reversal; 33V suppressor diode
Power
Name
21/0V
Diagnostic supply voltage UD
24V DC -15 % / +10%
UDinput current
6 mA (Power UDis connected at contact 21/0V; if contact 22 is connected with a load, the maximum current is +100 mA)
UD
Typical 200 mA (& Delta;t < 1 ms;UD)
protection circuit
Series protection against polarity reversal; 33V suppressor diode
relay: starting current path (13/14)
Output Description
Every 2 normally open contacts in series, no delay, floating ground
