https://www.phoenixcontact.com/pi/products/2963938
Safety relays - PSR-SPP- 24UC/ESA4/2X1/1X2 - 2963938
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Safety relay for emergency stop and safety door monitoring up to SIL 3 or Cat. 4, PL e according to EN ISO
13849, 1 or 2-channel operation, 2 enabling current paths, nominal input voltage: 24 V AC/DC, plug-in spring-
cage terminal block
The figure shows a version with a
screw connection
Why buy this product
Up to Cat.4/PL e according to EN ISO 13849-1, SILCL 3 according to EN 62061, SIL 3 according to IEC 61508
Single and two-channel control
2 enabling current paths, 1 signaling current path
Key Commercial Data
Packing unit
GTIN
GTIN
4017918904777
1 pc
Technical data
Note
Utilization restriction
EMC: class A product, see manufacturer's declaration in the download
area
Dimensions
Width
Height
Depth
22.5 mm
112 mm
114.5 mm
Ambient conditions
Ambient temperature (operation)
Ambient temperature (storage/transport)
Max. permissible relative humidity (operation)
Max. permissible humidity (storage/transport)
-20 °C ... 55 °C
-40 °C ... 70 °C
75 % (on average, 85% infrequently, non-condensing)
75 % (on average, 85% infrequently, non-condensing)
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https://www.phoenixcontact.com/pi/products/2963938
Safety relays - PSR-SPP- 24UC/ESA4/2X1/1X2 - 2963938
Technical data
Ambient conditions
Maximum altitude
≤ 2000 m (Above sea level)
Input data
Nominal input voltage U
N
Input voltage range in reference to U
N
Typical input current at U
N
Voltage at input/start and feedback circuit
Typical response time
Typical release time
Concurrence input 1/2
Recovery time
Operating voltage display
Status display
Protective circuit
Max. permissible overall conductor resistance
24 V AC/DC
0.85 ... 1.1
140 mA AC
65 mA DC
approx. 24 V DC
100 ms (automatic start)
45 ms (single-channel)
10 ms (two-channel)
∞
1s
Green LED
Green LED
Surge protection Suppressor diode
approx. 50 Ω (Input and start circuits at U
N
)
Output data
Contact type
Contact material
Maximum switching voltage
Minimum switching voltage
Limiting continuous current
Maximum inrush current
Inrush current, minimum
Sq. Total current
Interrupting rating (ohmic load) max.
2 enabling current paths
1 signaling current path
AgSnO
2
, + 0.2 µm Au
250 V AC/DC
15 V AC/DC
6 A (N/O contact)
6A
25 mA
72 A (I
TH
= I
1
+ I
2
)
144 W (24 V DC, τ = 0 ms)
288 W (48 V DC, τ = 40 ms)
77 W (110 V DC, τ = 0 ms)
88 W (220 V DC, τ = 0 ms)
1500 VA (250 V AC, τ = 0 ms)
Maximum interrupting rating (inductive load)
48 W (24 V DC, τ = 40 ms)
40 W (48 V DC, τ = 40 ms)
35 W (110 V DC, τ = 40 ms)
35 W (220 V DC, τ = 40 ms)
Switching capacity min.
Mechanical service life
Switching capacity (360/h cycles)
0.4 W
approx. 10 cycles
6 A (24 V DC)
5 A (230 V AC)
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7
2
2
2
2
https://www.phoenixcontact.com/pi/products/2963938
Safety relays - PSR-SPP- 24UC/ESA4/2X1/1X2 - 2963938
Technical data
Output data
Output fuse
10 A gL/gG NEOZED (N/O contact)
6 A gL/gG NEOZED (N/C contact)
General
Relay type
Nominal operating mode
Net weight
Mounting position
Mounting type
Degree of protection
Min. degree of protection of inst. location
Housing color
Electromechanical relay with forcibly guided contacts in accordance with
EN 50205
100% operating factor
193.9 g
any
DIN rail mounting
IP20
IP54
IP54
yellow
Connection data
Connection method
pluggable
Conductor cross section solid min.
Conductor cross section solid max.
Conductor cross section flexible min.
Conductor cross section flexible max.
Conductor cross section AWG min.
Conductor cross section AWG max.
Stripping length
Spring-cage connection
Yes
0.2 mm²
1.5 mm²
0.2 mm²
1.5 mm²
24
16
8 mm
Safety-related characteristic data
Stop category
Designation
Safety Integrity Level (SIL)
Designation
Safety Integrity Level (SIL)
Designation
Performance level (PL)
Category
Designation
Safety Integrity Level Claim Limit (SIL CL)
0
IEC 61508 - High demand
3
IEC 61508 - Low demand
3
EN ISO 13849
e
4
EN 62061
3
Standards and Regulations
Designation
Standards/regulations
Rated insulation voltage
Rated surge voltage/insulation
Air clearances and creepage distances between the power circuits
DIN EN 50178/VDE 0160
250 V
6 kV / Safe isolation, increased insulation
09/30/2018 Page 3 / 6
https://www.phoenixcontact.com/pi/products/2963938
Safety relays - PSR-SPP- 24UC/ESA4/2X1/1X2 - 2963938
Technical data
Standards and Regulations
Degree of pollution
Overvoltage category
Shock
Vibration (operation)
2
III
15g
10 Hz ...150 Hz, 2g
Environmental Product Compliance
China RoHS
Environmentally friendly use period: unlimited = EFUP-e
No hazardous substances above threshold values
Drawings
Circuit diagram
A1
S11 S33 S34 S12
13
23
31
24VDC
IN 1/2
K1
Logic
Power
24V AC/DC
K2
A2
S21
S22
14
24
32
Circuit diagram
L+
(L1)
Safety door
open
21
B1
22
13
B2
closed
14
A1
S11
(+)
S12
( )
S21 S22
(GND) ( )
13
23
31
K3
PSR-ESA4/2x1/1x2
A2
(+)
S33 S34
M
(N)
Two-channel safety door monitoring
) (
14
24
32
K4
K3
K3
K4
K4
M
09/30/2018 Page 4 / 6
https://www.phoenixcontact.com/pi/products/2963938
Safety relays - PSR-SPP- 24UC/ESA4/2X1/1X2 - 2963938
Circuit diagram
L+
(L1)
Safety door
S1
A1
S11
(+)
S12
( )
S21 S22
(GND) ( )
13
23
31
PSR-ESA4/2x1/1x2
A2
K3
) (
14
24
32
(+)
S33 S34
M
K3
M
(N)
Single-channel safety door monitoring
Approvals
Approvals
Approvals
Functional Safety / EAC / UL Listed / cUL Listed / Functional Safety / Functional Safety / cULus Listed
Ex Approvals
Approval details
Functional Safety
968/EZ 404.02/15
EAC
RU C-
DE.A*30.B.01082
09/30/2018 Page 5 / 6
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