https://www.phoenixcontact.com/gb/products/2838225
Surge protection plug - PT 2XEX(I)-24DC-ST - 2838225
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PT protective plug with protective circuit for two 2-wire floating Ex i signal circuits. Nominal voltage: 24 V DC,
HART-compatible.
Your advantages
Plugs can be checked with CHECKMASTER
Maximum ease of maintenance thanks to the two-piece design
Tailored to the special requirements of intrinsically safe circuits
Base element remains an integral part of the installation
Consistent plug-in signal circuit protection
Impedance-neutral disconnection of plug for test and maintenance purposes
Key Commercial Data
Packing unit
10 pc
GTIN
GTIN
4017918182861
Weight per Piece (excluding packing)
21.090 g
Custom tariff number
85363010
Country of origin
Germany
Technical data
Dimensions
Height
44.8 mm
Width
17.5 mm
Depth
51.7 mm
Horizontal pitch
1 Div.
Complete module height
90 mm
Complete module width
17.7 mm
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Surge protection plug - PT 2XEX(I)-24DC-ST - 2838225
Technical data
Dimensions
Complete module depth
65.5 mm
Ambient conditions
Ambient temperature (operation)
-40 °C ... 85 °C
Ambient temperature (storage/transport)
-40 °C ... 85 °C
Altitude
≤ 2000 m (amsl (above mean sea level))
Degree of protection
IP20
General
Housing material
PA 6.6
Flammability rating according to UL 94
V-0
Color
sky blue RAL 5015
Mounting type
on base element
Type
Male
Number of positions
4
Direction of action
Line-Line & Line-Signal Ground/Shield & Signal Ground/Shield-Earth
Ground
Arrester can be tested with CHECKMASTER from software version:
From SW rev. 1.00
Protective circuit
IEC test classification
C1
C2
C3
D1
Nominal voltage UN
24 V DC
Maximum continuous voltage UC
30 V DC
21 V AC
Rated current
325 mA (40 °C)
Operating effective current IC at UC
≤ 5 µA
Residual current IPE
≤ 4 µA
Nominal discharge current In (8/20) µs (line-line)
10 kA
Nominal discharge current In (8/20) µs (line-earth)
10 kA
Pulse discharge current Iimp (10/350) µs (line-line)
1 kA
Pulse discharge current Iimp (10/350) µs (line-earth)
2 kA (in total)
Total discharge current Itotal (8/20) µs
20 kA
Total discharge current Itotal (10/350) µs
2 kA
Max. discharge current Imax (8/20) µs maximum (line-line)
10 kA
Max. discharge current Imax (8/20) µs maximum (line-earth)
20 kA (in total)
Nominal pulse current Ian (10/1000) µs (line-line)
30 A
Output voltage limitation at 1 kV/µs (line-line) spike
≤ 45 V
Output voltage limitation at 1 kV/µs (line-earth) spike
≤ 1 kV
Output voltage limitation at 1 kV/µs (line-line) static
≤ 45 V
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Surge protection plug - PT 2XEX(I)-24DC-ST - 2838225
Technical data
Protective circuit
Output voltage limitation at 1 kV/µs (line-earth) static
≤ 1 kV
Residual voltage at In (line-line)
≤ 45 V
Residual voltage with Ian (10/1000) µs (line-line)
≤ 50 V
Voltage protection level Up (line-line)
≤ 45 V (C1 - 0.5 kV / 250 A)
≤ 50 V (C1 - 1 kV/500 A)
≤ 60 V (C2 - 2 kV/1 kA)
≤ 100 V (C2 - 10 kV / 5 kA)
≤ 50 V (C3 - 10 A)
≤ 50 V (C3 - 25 A)
≤ 150 V (D1 - 1 kA)
Voltage protection level Up (line-earth)
≤ 1 kV (C1 - 1 kV/500 A)
≤ 1 kV (C2 - 2 kV/1 kA)
≤ 1 kV (C2 - 10 kV / 5 kA)
≤ 1 kV (D1 - 1 kA)
Response time tA (line-line)
≤ 1 ns
Response time tA (line-earth)
≤ 100 ns
Input attenuation aE, sym.
typ. 0.5 dB (≤ 900 kHz / 50 Ω)
typ. 0.2 dB (≤ 300 kHz / 150 Ω)
typ. 0.1 dB (≤ 60 kHz / 600 Ω)
Cut-off frequency fg (3 dB), sym. in 50 Ohm system
typ. 4.5 MHz
Cut-off frequency fg (3 dB), sym. in 150 Ohm system
typ. 1.6 MHz
Cut-off frequency fg (3 dB), sym. in 600 Ohm system
typ. 400 kHz
Resistance per path
2.2 Ω ±10 %
Surge protection fault message
none
Max. required back-up fuse
315 mA (T)
Impulse durability (line-line)
C1 - 0.5 kV / 250 A
C1 - 1 kV / 500 A
C2 - 2 kV / 1 kA
C2 - 10 kV / 5 kA
C3 - 10 A
C3 - 25 A
D1 - 1 kA
Impulse durability (line-earth)
C1 - 1 kV / 500 A
C2 - 2 kV / 1 kA
C2 - 10 kV / 5 kA
D1 - 1 kA
Alternating current carrying capacity (line-earth)
10 A - 1 s
Connection data
Connection method
Screw connection (in connection with the base element)
Screw thread
M3
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Surge protection plug - PT 2XEX(I)-24DC-ST - 2838225
Technical data
Connection data
Tightening torque
0.5 Nm
Stripping length
8 mm
Conductor cross section flexible
0.2 mm² ... 2.5 mm²
Conductor cross section solid
0.2 mm² ... 4 mm²
Conductor cross section AWG
24 ... 12
Standards and Regulations
Standards/specifications
EN 61643-21 A2:2013
EN 60079-0 2012
EN 60079-11 2012
EN 60079-26 2007
IEC 61643-21 A2:2012
IEC 60079-0 2011
IEC 60079-11 2011
IEC 60079-26 2006
General
Maximum inner capacitance Ci
1.3 nF
Max. internal inductance Li
1 µH
Maximum inner time factor (Ri/Li)
≤ 0.2 µs
Max. input current Ii
325 mA (T4 / ≤ 80°C)
325 mA (T5 / ≤ 55 °C)
325 mA (T6 / ≤40 °C)
Max. input voltage Ui
30 V DC
max. input power Pi
3W
Ambient temperature (operation)
-40 °C ... 80 °C (T4)
-40 °C ... 55 °C (T5)
-40 °C ... 40 °C (T6)
Conformity / approvals
ATEX
II 1G Ex ia IIC T4...T6 Ga
II 1D Ex ia IIIC T135°C...T85°C Da
IECEx
Ex ia IIC T4...T6 Ga
Ex ia IIIC T135 °C...T85 °C Da
Environmental Product Compliance
REACh SVHC
Lead 7439-92-1
China RoHS
Environmentally friendly use period: unlimited = EFUP-e
No hazardous substances above threshold values
Drawings
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Surge protection plug - PT 2XEX(I)-24DC-ST - 2838225
Diagram
Dimensional drawing
The figure shows the complete module consisting of a base element and connector
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Surge protection plug - PT 2XEX(I)-24DC-ST - 2838225
Pictogram
Circuit diagram
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Surge protection plug - PT 2XEX(I)-24DC-ST - 2838225
Application drawing
Application drawing
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Surge protection plug - PT 2XEX(I)-24DC-ST - 2838225
Application drawing
Classifications
eCl@ss
eCl@ss 4.0
27130800
eCl@ss 4.1
27130800
eCl@ss 5.0
27130800
eCl@ss 5.1
27130800
eCl@ss 6.0
27130800
eCl@ss 7.0
27130807
eCl@ss 8.0
27130807
eCl@ss 9.0
27130807
ETIM
ETIM 2.0
EC000943
ETIM 3.0
EC000943
ETIM 4.0
EC000943
ETIM 5.0
EC000943
ETIM 6.0
EC000943
ETIM 7.0
EC000943
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Surge protection plug - PT 2XEX(I)-24DC-ST - 2838225
Classifications
UNSPSC
UNSPSC 6.01
30212010
UNSPSC 7.0901
39121610
UNSPSC 11
39121610
UNSPSC 12.01
39121610
UNSPSC 13.2
39121620
UNSPSC 18.0
39121620
UNSPSC 19.0
39121620
UNSPSC 20.0
39121620
UNSPSC 21.0
39121620
Approvals
Approvals
Approvals
DNV GL / UL Listed / EAC / EAC
Ex Approvals
IECEx / ATEX / UL Listed / cUL Listed / EAC Ex / cULus Listed
Approval details
DNV GL
https://approvalfinder.dnvgl.com/
TAE00001N6
UL Listed
http://database.ul.com/cgi-bin/XYV/template/LISEXT/1FRAME/index.htm
FILE E 138168
Nominal voltage UN
24 V
Nominal current IN
0.47 A
EAC
EAC-Zulassung
EAC
RU CDE.A*30.B01561
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Surge protection plug - PT 2XEX(I)-24DC-ST - 2838225
Accessories
Accessories
Device marking
Zack marker strip - ZBN 18:UNBEDRUCKT - 2809128
Zack marker strip, Strip, white, unlabeled, can be labeled with: CMS-P1-PLOTTER, PLOTMARK, mounting type:
snap into tall marker groove, for terminal block width: 18 mm, lettering field size: 18 x 5 mm, Number of individual
labels: 5
Labeled terminal marker
Zack Marker strip, flat - ZBF 5,LGS:FORTL.ZAHLEN - 0808671
Zack Marker strip, flat, Strip, white, labeled, printed horizontally: consecutive numbers 1 ... 10, 11 ... 20, etc. up to
491 ... 500, mounting type: snap into flat marker groove, for terminal block width: 5 mm, lettering field size: 5.15 x
5.15 mm, Number of individual labels: 10
Zack Marker strip, flat - ZBF 5,LGS:GERADE ZAHLEN - 0810821
Zack Marker strip, flat, Strip, white, labeled, printed horizontally: consecutive numbers 2 ... 20, 22 ... 40, etc. up to
82 ... 100, mounting type: snap into flat marker groove, for terminal block width: 5 mm, lettering field size: 5.15 x 5.15
mm, Number of individual labels: 10
Zack Marker strip, flat - ZBF 5,LGS:UNGERADE ZAHLEN - 0810863
Zack Marker strip, flat, Strip, white, labeled, printed horizontally: Odd numbers 1 - 19, 21 - 39, etc. up to 81 - 99,
mounting type: snap into flat marker groove, for terminal block width: 5 mm, lettering field size: 5.15 x 5.15 mm,
Number of individual labels: 10
Zack Marker strip, flat - ZBF 5,QR:FORTL.ZAHLEN - 0808697
Zack Marker strip, flat, Strip, white, labeled, Printed vertically: consecutive numbers 1 ... 10, 11 ... 20, etc. up to 91 ...
100, mounting type: snap into flat marker groove, for terminal block width: 5 mm, lettering field size: 5.15 x 5.15 mm,
Number of individual labels: 10
Marker pen
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Surge protection plug - PT 2XEX(I)-24DC-ST - 2838225
Accessories
Marker pen - X-PEN 0,35 - 0811228
Marker pen without ink cartridge, for manual labeling of markers, labeling extremely wipe-proof, line thickness 0.35
mm
Terminal marking
Zack Marker strip, flat - ZBF 5:UNBEDRUCKT - 0808642
Zack Marker strip, flat, Strip, white, unlabeled, can be labeled with: PLOTMARK, CMS-P1-PLOTTER, mounting type:
snap into flat marker groove, for terminal block width: 5 mm, lettering field size: 5.1 x 5.2 mm, Number of individual
labels: 10
Zack Marker strip, flat - ZBF 5/WH-100:UNBEDRUCKT - 0808668
Zack Marker strip, flat, Strip, white, unlabeled, can be labeled with: CMS-P1-PLOTTER, PLOTMARK, mounting type:
snap into flat marker groove, for terminal block width: 5 mm, lettering field size: 5.15 x 5.15 mm, Number of individual
labels: 10
Necessary add-on products
Surge protection base element - PT 2XEX(I)-BE - 2839279
Base element for protective plug PT with protective circuit for two 2-core floating EEx ia signal circuits. Mounting on
NS 35/7.5 and NS 35/15, housing width: 17.5 mm
Additional products
Shield connection - SSA 3-6 - 2839295
Shield fast connection for 3 ... 6 mm cable diameter. Potential connecting cable: 200 mm, 1 mm², color: black
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Surge protection plug - PT 2XEX(I)-24DC-ST - 2838225
Accessories
Shield connection - SSA 5-10 - 2839512
Shield fast connection for 5 ... 10 mm cable diameter. Potential connecting cable: 200 mm, 1 mm², color: black
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