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PSR-PC51-1NO-1NC-24DC-SC Coupling relay
N
0%
2702522

PSR-PC51-1NO-1NC-24DC-SC Coupling relay

Manufactured by
Brand PHOENIX CONTACT
Coupling relay for electrical isolation and power adaptation for SIL 3 F&G applications, low demand, load diagnostics in the Off and On state for wire break and short circuit, 1 enabling current path, test pulse filter, plug-in screw terminal block, width: 17.5 mm
4055626283388
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218
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(2026-08-29)
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Product recommended retail price (RRP) is
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37460 0 € pcs.
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only
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2026-08-29
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Properties
Description
Dimensions
Files
Codes
Note on application
Only for industrial use
Typ. starting time with Us
typ. 100 ms (when controlled via A1-A2)
Product type
Coupling relay
Rated control circuit supply voltage US
24 V DC -15 % / +10 %
Product family
PSRmini
Rated control supply current IS
typ. 75 mA
Application
Ex
Low demand
Safe switch on
Power consumption at US
typ. 2 W (at U<sub>S</sub>/U<sub>D</sub>; On state)
Control
1 and 2 channel
Diagnostic supply voltage UD
24 V DC -20 % / +25 %
Input current at UD
25 mA (at U<sub>D</sub> = 30 V)
35 mA (at U<sub>D</sub> = 24 V)
45 mA (at U<sub>D</sub> = 19 V)
Relay type
Electromechanical relay
Inrush current at UD
1.5 A (Δt < 10 µs)
Overvoltage category
III
Degree of pollution
2
Power consumption at UD
typ. 0.9 W (at U<sub>D</sub>; Off state)
Typ. starting time with U&lt;sub&gt;s&lt;/sub&gt;
typ. 100 ms (when controlled via A1-A2)
Typical release time
typ. 30 ms (when controlled via A1-A2)
Recovery time
1 s (when controlled via A1-A2)
3 s (Availability time for diagnostics after U<sub>D</sub> is applied)
Maximum power dissipation for nominal condition
3.8 W (ati U<sub>B</sub> = 26.4 V DC, U<sub>BD</sub> = 26.4 V DC, I<sub>L</sub> = 3 A)
Nominal operating mode
100% operating factor
Rated insulation voltage
250 V AC
Rated surge voltage/insulation
Safe isolation, 6 kV reinforced insulation from (A1/A2, 24V/0V, 21/22, and TP1/TP2/TP3) to the enabling current path (L, L', LO, LO', NI, NI', N,N')
Designation
24V/0V
A1/A2
Rated control circuit supply voltage U&lt;sub&gt;S&lt;/sub&gt;
24 V DC -15 % / +10 %
Rated control supply current I&lt;sub&gt;S&lt;/sub&gt;
typ. 75 mA
Power consumption at U&lt;sub&gt;S&lt;/sub&gt;
typ. 2 W (at U<sub>S</sub>/U<sub>D</sub>; On state)
Inrush current
≤ 800 mA (Δt  100 ms)
max. 100 mA
max. 5 A (Δt  1 s)
min. 50 mA
typ. 200 mA
Filter time
≥ 100 ms (at A1-A2; low test pulse rate)
≥ 800 ms (at A1-A2; high test pulse rate)
2 ms (at A1-A2 in the event of voltage dips at U<sub>s</sub>)
max. 17 ms (at A1-A2; high test pulse width)
max. 2 ms (at A1-A2; low test pulse width)
Protective circuit
Reverse polarity protection
Surge protection; 33 V suppressor diode
Surge protection; 36 V suppressor diode
Diagnostic supply voltage U&lt;sub&gt;D&lt;/sub&gt;
24 V DC -20 % / +25 %
Input current at U
25 mA (at U<sub>D</sub> = 30 V)
35 mA (at U<sub>D</sub> = 24 V)
45 mA (at U<sub>D</sub> = 19 V)
Inrush current at U&lt;sub&gt;D&lt;/sub&gt;
1.5 A (Δt < 10 µs)
Power consumption at U&lt;sub&gt;D&lt;/sub&gt;
typ. 0.9 W (at U<sub>D</sub>; Off state)
Number of inputs
3
Current consumption
typ. 20 mA (Input TP1)
typ. 20 mA (Input TP2)
typ. 30 mA (Input TP3)
Output description
non-safety-related N/C contact
safety-related N/O contacts
Number of outputs
1 (undelayed)
1 (without delay, floating)
Contact switching type
1 enabling current path
1 signaling current path
Contact material
AgNi, gold-flashed, Ag alloy
Switching voltage
max. 125 V DC
max. 250 V AC
min. 16 V AC/DC
Switching power
min. 1 W
Limiting continuous current
3 A (Observe derating, load type, and on-load voltage)
Sq. Total current
9 A<sup>2</sup> (observe derating)
Switching frequency
max. 0.5 Hz
Mechanical service life
approx. 5x 10<sup>7</sup> cycles
Switching current
max. 100 mA
Short-circuit protection
no
pluggable
yes
Connection method
Screw connection
Length
0
m
Width
0
m
Height
0
m
Weight Net
0
kg
Weight
0
kg
Package
0
kg
Volume
0
No files found
ECLASS-13.0
27371819
ECLASS-15.0
27371819
ETIM 10.0
EC001449
UNSPSC 21.0
39122200
GTIN
4055626283388
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