Brochure/Catalogue
C
C.492028840000
Lightning and surge protection
for low voltage supply
Type II/III surge protection U
c
: 750V
Suitable for generator protection in
wind turbines
• Pluggable arrester
• Coded voltage level
• High energy absorption with short time to sparkover
• Insert can be rotated through 180°
• No follow-on current
• Installation in distribution board
• Thermal protection function
• Co-ordination with VPU Type I
Technical data
Rated voltage (AC)
Max. continuous voltage, Uc (AC)
Max. continuous voltage, Uc (N-PE)
Discharge current I
n
(8/20µs) wire-PE
Discharge current I
n
(8/20µs) GND-PE
Discharge current I
max
(8/20µs) wire-PE
Discharge current I
max
(8/20µs) GND-PE
Combined pulse U
OC
Requirements class, acc. to EN 61643-11
Short-circuit current rating I
SCCR
Leakage current at U
n
Fuse
Temporary surge voltage (over-voltage) - TOV
Protection level with I
N
(L/N-PE)
Protection level with I
N
(N-PE)
Response time
Optical function display
Design
Colour
Ambient temperature (operational)
Storage temperature
Connection according to IEC 947-7-1
Solid
Stranded
Stripping length
Tightening torque
Approvals
Approvals
Standards
Dimensions / Signalling contact info
Clamping range (nominal / min. / max.) mm²
Height x width x depth mm
Signalling contact
Note
Ordering data
without remote signalling contact
with remote signalling contact (R)
Note
Accessories
Note
VPU II 3+1/R 750 V / 25 kA
TN-S, TT, IT
690 V
750 V
260 V
12.5 kA
20 kA
25 kA
40 kA
10 kV
T2, T3
25 kA
100 µA
125 A gL (if back-up fuse > 125 A)
980 V
≤ 2.6 kV
≤ 1.5 kV
≤ 25 ns, ≤ 100 ns
grey = ok, red = arrester is defective, replace it
Installation housing; 4TE, Insta IP 20
Black, Arrester red / blue
-40 °C...70 °C
-40 °C...80 °C
1.5...16 mm²
1.5...50 mm²
15 mm
2...3 Nm
CE; EAC; OEVE
IEC61643-11, EN61643-11
no remote sig. contact with remote signalling (R)
16 / 1.5 16 / 1.5
94 / 71.2 / 69 106 / 71.2 / 69
No 250 V 1A 1CO
Type Qty. Order No.
VPU II 3+1 750V/25kA 1 1351140000
VPU II 3+1 R 750V/25kA 1 1351150000
Spare arrester L-N VPU II 0 750 V/25 kA-1351030000,
N-PE VPU II 0 N-PE 260 V/40 kA-1351180000
Type II surge protection
L1 L2
N
U U
OK CHANGE OK CHANGE
PEL3
U
OK CHANGE
14 1211