https://www.phoenixcontact.com/us/products/2800053
Surge protection device - S-PT-EX-48DC - 2800053
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Surge protection for one floating signal circuit in screw-on module with IP67 protection for sensor heads,
connection M20 x 1.5. Tested in acc. with the protection types in Ex areas Ex d / Ex tD / Ex ia IIC / Ex iaD.
Product Features
Arresters in hexagonal pipe with various outer threads
Packing unit
1 pc
0.22 GRM
85363010
Germany
Key commercial data
Weight per Piece (excluding packing)
Custom tariff number
Country of origin
Technical data
Dimensions
Height
Width
Depth
28 mm
28 mm
79 mm
Ambient conditions
Ambient temperature (operation)
Degree of protection
-40 °C ... 80 °C (non-EX)
IP67
General
Housing material
Color
Standards for air and creepage distances
High-grade steel
silver
IEC 60664-1
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https://www.phoenixcontact.com/us/products/2800053
Surge protection device - S-PT-EX-48DC - 2800053
Technical data
General
IEC 60079-11
Mounting type
Type
Number of positions
Direction of action
M20
Screw-in module
2
Line-Line & Line-Earth Ground
Protective circuit
IEC test classification
C1
C2
C3
D1
Nominal voltage U
N
Maximum continuous operating voltage U
C
Maximum continuous voltage UC (wire-wire)
Residual current I
PE
Nominal discharge current I
n
(8/20) µs (Core-Core)
Nominal discharge current I
n
(8/20) µs (Core-Earth)
Total surge current (8/20) µs
Total surge current (10/350) µs
Nominal pulse current Ian (10/1000) µs (Core-Core)
Impulse discharge current (10/350)½µs, peak value l
imp
Output voltage limitation at 1 kV/µs (Core-Core) spike
Output voltage limitation at 1 kV/µs (Core-Earth) spike
Output voltage limitation at 1 kV/µs (Core-Core) static
Voltage protection level U
P
(Core-Core)
Voltage protection level U
P
(Core-Earth)
48 V DC
53 V DC
37 V AC
53 V DC
37 V AC
≤ 2 µA
170 A
10 kA
20 kA
2 kA
34 A
1 kA
≤ 160 V
≤ 1.1 kV
≤ 80 V
≤ 90 V (C3 - 10 A)
≤ 1.1 kV (C3 - 100 A)
≤ 1.1 kV (C1 - 500 A)
≤ 1.2 kV (C2 - 10 kV / 5 kA)
Response time tA (Core-Core)
Response time tA (Core-Earth)
Input attenuation aE, sym.
Cut-off frequency fg (3 dB), sym. in 50 Ohm system
Cut-off frequency fg (3 dB), sym. in 150 Ohm system
Capacity (Core-Core)
≤ 1 ns
≤ 100 ns
typ. 0.1 dB (30 MHz / 50 Ω)
typ. 0.1 dB (6 MHz / 150 Ω)
typ. 70 MHz
typ. 40 MHz
typ. 20 pF
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https://www.phoenixcontact.com/us/products/2800053
Surge protection device - S-PT-EX-48DC - 2800053
Technical data
Protective circuit
Capacity (Core-Earth)
Surge protection fault message
Surge carrying capacity in acc. with IEC 61643-21 (Core-Core)
Surge carrying capacity in acc. with IEC 61643-21 (Core-Earth)
typ. 5 pF
None
C3 - 10 A
C1 - 1 kV / 500 A
C2 - 10 kV / 5 kA
C3 - 100 A
D1 - 1kA
Alternating current carrying capacity in acc. with IEC 61643-21 (Core-
Earth)
10 A - 1 s
Connection data
Connection method
Individual wires
Standards and Regulations
Standards/regulations
EN 61643-21
EN 60079-0
EN 60079-1
EN 60079-11
EN 60079-26
EN 61241-0
EN 61241-1
EN 61241-11
Classifications
eCl@ss
eCl@ss 4.0
eCl@ss 4.1
eCl@ss 5.0
eCl@ss 5.1
eCl@ss 6.0
eCl@ss 7.0
eCl@ss 8.0
27140201
27130801
27130801
27130801
27130807
27130807
27130807
ETIM
ETIM 2.0
ETIM 3.0
ETIM 4.0
ETIM 5.0
EC000943
EC000943
EC000943
EC000943
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https://www.phoenixcontact.com/us/products/2800053
Surge protection device - S-PT-EX-48DC - 2800053
Classifications
UNSPSC
UNSPSC 6.01
UNSPSC 7.0901
UNSPSC 11
UNSPSC 12.01
UNSPSC 13.2
30212010
39121610
39121610
39121610
39121620
Drawings
Application drawing
Dimensioned drawing
24
20
24 Volt
4-20mA
BL
79
BN
BK
1x4-20mA
SURGETRAB
Circuit diagram
BN
+
–
BL
/BK
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