Brochure/Catalogue

B
B.142 2028840000
Lightning and surge protection for control and instrumentation signals
VSPC 1CL PW EX- combinations in current loop signal
and device protection in intrinsically safe circuits
Complete module, indirect earthing
protected
unprotected
1
5
2
6
3
4
91
0
7
11
8
12
GND
GND
TSTS
FAULTFAULT
24 V~24 V~

U

U
0 10 20 30 40 50 60 70 80 90
0,5
0,45
0,4
0,35
0,3
0,25
0,2
0,15
0,1
0,05
0
Temperature [°C]
Current [mA]
Rated voltage (DC) 24 V
Max. continuous voltage, Uc (DC) 27 V
Dielectric strength at FG against PE ≥ 500 V
Volume resistance 2.20
Ω
Overload - failure mode Modus 2
Requirements category acc. to IEC 61643-21 C1, C2, C3, D1
Rated voltage (AC/DC)
Surge current-carrying capacity C1 < 1 kA 8/20 μs
Surge current-carrying capacity C2 5 kA 8/20 μs
Surge current-carrying capacity C3 100 A 10/1000 μs
Surge current-carrying capacity D1 2.5 kA 10/350 μs
Input attenuation 3 MHz
Pulse-reset capacity ≤ 10 ms
Discharge current I
n
(8/20 µs) wire-wire/wire-PE/GND-PE 2.5 kA / 2.5 kA / 2.5 kA
Discharge I
max
(8/20 μs) wire-wire/wire-PE/GND-PE 10 kA / 10 kA / 10 kA
Lightning test I
imp
(10/350 µs) wire-wire/wire-PE/GND-PE 2.5 kA / 2.5 kA / 2.5 kA
Residual voltage, U
P
typical
Wire-PE 1kV/µs, typically 450 V
Wire-PE 8/20 µs, typically
Wire-wire 1 kV/µs, typically 60 V
Wire-wire 8/20 µs, typically 60 V
Standards IEC 61643-21, IEC 62305, DIN EN 60079-0.2009, DIN EN
60079-11:2007, DIN EN 60079-26:2007, DIN EN 61241-
11:2006
Power protection class III
Rated voltage (DC) 24 V
Max. continuous voltage, Uc (DC) 27 V
Combined pulse U
OC
6 kV
Residual voltage, U
P
typical
Rated current
Input voltage, max. U
i
20 V
Note
Dimensions Dimensions
Height x width x depth mm 90 / 17.8 / 69
The associated VSPC base element should be ordered with this. The dimen-
sion information provided refers to the complete module.
Technical data
• Pluggable arrester (impedance-neutral plugging/unplugging without
interruption)
• Can be tested with the V-TEST testing device
• Version with floating-earth PE connection for avoiding voltage
potential differences
• Usable in accordance with installations standard IEC 62305
• Tested in accordance with IEC/EN 61643-21: D1,C1,C2,C3
• For use in zones 2, 1, and 0
• Tested in accordance with IEC/EN 61643-11 Class III
• Integrated PE foot, safely discharges up to 20kA (8/20 μs) and
2.5kA (10/350 μs) to PE
Base elements / base to arresters Ordering data for base
Description Type Qty. Order No.
EX base element, indirect earthing / floating earth FG VSPC BASE 1CL PW FG EX 1 1070470000
Note
Technical data can be found at the end of VARITECTOR SPC EX.
VARITECTOR SPC EX