https://www.phoenixcontact.com/pi/products/2801055
Surge protection device - TT-ST-2-PE/S1-24DC - 2801055
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Double-level modular terminal block with two-stage surge protection for one two-wire impedance-sensitive
signal circuit, separate ground connection, nominal voltage: 24 V DC.
Key Commercial Data
Packing unit
GTIN
GTIN
4046356678704
10 pc
Technical data
Dimensions
Height
Width
Depth
100 mm
6.2 mm
63.5 mm
Ambient conditions
Ambient temperature (operation)
Altitude
Degree of protection
-40 °C ... 80 °C
max. 2000 m
IP20
General
Housing material
Flammability rating according to UL 94
Color
Standards for cearances and creepage distances
Note on clearances and creepage distances
Mounting type
Type
Number of positions
Direction of action
PA 6.6
V-0
black
IEC 60664-1
2007
DIN rail: 35 mm
Double-level terminal block
2
Line-Line & Line-Earth Ground
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https://www.phoenixcontact.com/pi/products/2801055
Surge protection device - TT-ST-2-PE/S1-24DC - 2801055
Technical data
Protective circuit
IEC test classification
C1
C2
C3
D1
VDE requirement class
C1
C2
C3
D1
Nominal voltage U
N
Maximum continuous voltage U
C
Rated current
Operating effective current I
C
at U
C
Residual current I
PE
Nominal discharge current I
n
(8/20) µs (line-line)
Nominal discharge current I
n
(8/20) µs (line-earth)
Pulse discharge current I
imp
(10/350) µs
Total discharge current I
total
(8/20) µs
Nominal pulse current Ian (10/1000) µs (line-line)
Nominal pulse current Ian (10/1000) µs (line-earth)
Output voltage limitation at 1 kV/µs (line-line) static
Output voltage limitation at 1 kV/µs (line-earth) static
Output voltage limitation at (8/20) µs (line-line)
Output voltage limitation at (8/20) µs (line-earth)
Residual voltage at I
n
(line-line)
Residual voltage at I
n
(line-earth)
Voltage protection level U
p
(line-line)
Voltage protection level U
p
(line-earth)
Response time t
A
(line-line)
Response time t
A
(line-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 (line-line)
Surge protection fault message
Max. required back-up fuse
Impulse durability (line-line)
24 V DC (21 V AC)
30 V DC
21 V AC
350 mA
≤ 1 µA
≤ 1 µA
300 A
5 kA
500 A (per path)
10 kA
10 A
50 A
≤ 45 V
≤ 950 V
≤ 50 V (at 300 A)
≤ 950 V (at 5 kA)
≤ 50 V
≤ 950 V
≤ 50 V (C1 - 0,6 kV / 300 A)
≤ 45 V (C3 - 10 A)
≤ 950 V (C2 - 10 kV / 5 kA)
≤ 950 V (C3 - 50 A)
≤ 1 ns
≤ 100 ns
typ. 0.1 dB (500 kHz/50 Ω)
typ. 0.1 dB (200 kHz/150 Ω)
3 MHz
1 MHz
≤ 2 nF
none
370 mA
C1 - 0.6 kV / 300 A
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https://www.phoenixcontact.com/pi/products/2801055
Surge protection device - TT-ST-2-PE/S1-24DC - 2801055
Technical data
Protective circuit
C3 - 10 A, 50 A
Impulse durability (line-earth)
Alternating current carrying capacity (line-earth)
C2 - 10 kV/5 kA
D1 - 500 A
5 A - 1 s (typical)
Connection data
Connection method
Connection method IN
Connection method OUT
Conductor cross section flexible
Conductor cross section solid
Conductor cross section AWG
Spring-cage connection
Spring-cage
Spring-cage
0.2 mm² ... 2.5 mm²
0.2 mm² ... 4 mm²
24 ... 12
Standards and Regulations
Standards/specifications
IEC 61643-21/A1 2008
EN 61643-21/A1 2009
Environmental Product Compliance
REACh SVHC
China RoHS
Lead 7439-92-1
Environmentally friendly use period: unlimited = EFUP-e
No hazardous substances above threshold values
Drawings
Dimensional drawing
100
6,2
2
4
Circuit diagram
IN
OUT
65,1
1
3
6
Approvals
Approvals
Approvals
DNV GL / UL Listed / EAC
Ex Approvals
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https://www.phoenixcontact.com/pi/products/2801055
Surge protection device - TT-ST-2-PE/S1-24DC - 2801055
Approvals
Approval details
DNV GL
http://exchange.dnv.com/tari/
TAE00001N7
UL Listed
http://database.ul.com/cgi-bin/XYV/template/LISEXT/1FRAME/index.htm
FILE E 138168
EAC
RU C-
DE.A*30.B01561
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http://www.phoenixcontact.com
PHOENIX CONTACT GmbH & Co. KG
Flachsmarktstr. 8
32825 Blomberg
Germany
Tel. +49 5235 300
Fax +49 5235 3 41200
http://www.phoenixcontact.com
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