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Technical
Section 11
Dimensions
Section 12
4
Earthing
system
Transfert Name of
surge
arrester
Width in
9 mm
modules
Up – (kV)
Voltage
protection level
Un – (V)
Nominal mains
voltage
Uc – (V)
Maximum continious
operating voltage
CM*
DM*
CM*
DM*
L/
t
N/
t
L/N
L/
t
N/
t
L/N
iQuick PRD40r
TT & TN-S
b
b
1P+N
8
1.5
1.5
2.5
230
-
264
350
TT & TN-S
b
b
3P+N
15
1.5
1.5
2.5
230/400
-
264
350
iQuick PRD20r
TT & TN-S
b
b
1P+N
8
1.5
1.5
1.5
230
-
264
350
TT & TN-S
b
b
3P+N
15
1.5
1.5
1.5
230/400
264
350
-
iQuick PRD8r (2)
Type 2 / Type 3
TT & TN-S
b
b
1P+N
8
1.5/1.4 1.5/1.5 1.2/1.4 230
-
264
350
TT & TN-S
b
b
3P+N
15
1.5/1.4 1.5/1.5 1.2/1.4 230/400
264
350
-
*
CM
common mode (between phase/earth and neutral/earth). * D
M
: differential mode (between phase and neutral).
(1)
Up (MCB + SPD): total value measured between Modular Circuit Breaker (MCB) terminal block and PE surge arrester device terminal block (SPD).
(2)
Uoc: open-circuit voltage in combined wave: 10 kV.
Connection
DB123888
Type
Tightening
torque
Copper cables
Rigid
Flexible or ferrule
iQuick PRD
Ph / N 8r/20r 2.5 N.m
2.5 to 25 mm
2
2.5 to 25 mm
2
Ph / N 40r
2.5 to 35 mm
2
2.5 to 35 mm
2
t
25 mm
2
max.
25 mm
2
max.
6.5 mm
11 mm
PZ2
DB122945
DB122946
Pragma: the earth terminal block needs 1 support kit and
1 terminal block kit.
Accessories
Earth terminal block support
Type
Cat. no.
Support kit
L = 4 blocks Batch of 1
PRA90053
25 mm
2
terminal block kit
L = 1 block Batch of 5
PRA90046
DB107889
DB107884
DB123842
Withdrawable surge arrester
iQuick PRD Type 2 or Type 3 (cont.)
Surge protection
Load protection