Brochure/Catalogue
B
B.44 2028840000
Lightning and surge protection
for control and instrumentation signals
VSPC TAZ protection with suppressor diode
unprotected
protected
Complete module VSPC TAZ 2ch direct earthing
Complete module VSPC TAZ 2ch indirect earthing
Complete module VSPC TAZ 4ch direct earthing
Complete module VSPC TAZ 4ch indirect earthing
unprotected
protected
unprotected
protected
unprotected
protected
1
5
2
6
3
4
91
0
7
11
8
12
GND
GND
TS
1
5
2
6
3
4
91
0
7
11
8
12
GND
GND
TS
1
5
2
6
3
4
91
0
7
11
8
12
GND
GND
TS
1
5
2
6
3
4
91
0
7
11
8
12
GND
GND
TS
Volume resistance 0.20 Ω
Overload - failure mode Mode 1
Requirements category acc. to IEC 61643-21 C3
Surge current-carrying capacity C1
Surge current-carrying capacity C2
Surge current-carrying capacity C3 20 A 10/1000 μs
Surge current-carrying capacity D1
Discharge current I
n
(8/20 µs) wire-wire/wire-PE/GND-PE 0.05 kA /
Discharge I
max
(8/20 μs) wire-wire/wire-PE/GND-PE 0,1 kA /
Lightning test I
imp
(10/350 µs) wire-wire/wire-PE/GND-PE /
Type of connection Pluggable in VSPC BASE
Storage temperature -40 °C...80 °C
Ambient temperature (operational) -40 °C...70 °C
Protection degree IP20
Failure probability
λges 32
MTTF 3567
SIL in compliance with IEC 61508 3
Approvals
Approvals CE; CSAEX; EAC; GOSTEX; OEVE; TUEV; UL
Standards According to IEC61643-21
Note
Dimensions of complete module (arrester + base element) no remote sig. contact
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
• Optional monitoring function with status display and alert functions
for MOV components
• Lower residual voltage
• Version with floating-earth PE connection for avoiding voltage
potential differences
• Tested in accordance with IEC 61643-21
• Integrated PE foot, safely discharges up to 20kA (8/20 μs) and
2.5kA (10/350 μs) to PE
Base elements / base to arresters Ordering data for base
Description Type Qty. Order No.
Base element, direct earthing VSPC BASE 2/4CH 1 8924740000
Base element, indirect earthing / floating earth FG VSPC BASE 2/4CH FG 1 8924300000
Note
Technical data can be found at the end of the VARITECTOR SPC section.
VARITECTOR SPC