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Technical
Section 11
Dimensions
Section 12
4
iPRF1 12.5r/PRF1 Master/
PRD1 25r/PRD1 Master
Type 1 and 2 LV surge arresters (cont.)
Protection
Load protection
Type
Nb. of
poles
Width I imp (kA) (10/350)
Impulse current
I max (kA)
(8/20)
Maximal
discharge
current
In - kA
Rated
discharge
current
Up - kV
Degree of
protection
Un - V
Nominal
line
voltage
Uc - V
Maximum
steady
state
voltage
Fixed surge
arrester
9 mm
modules
Surge
arrester
Surge arrester
+ disconnector
iPRF1 12.5r
Type
1 + 2
1P+N 4
12.5/50 N/PE
50
25
1.5
230
350
A9L16632
3P+N 8
12.5/50 N/PE
50
25
1.5
230 / 400 350
A9L16634
Withdrawable surge arrester
PRD1 25r
Type
1 + 2
1P+N 8
25/100 N/PE
40
25
1.5
230/400
350
16330
3P+N 16
25/100 N/PE
40
25
1.5
230/400
350
16332
PRD1 Master
Type
1
1P+N 8
25/100 N/PE
-
25
1.5
230/400
350
16361
3P+N 16
25/100 N/PE
-
25
1.5
230/400
350
16363
Spare cartridge
C1 Master-350 -
4
-
-
-
25
1.5
-
350
16314
C1 25-350
-
23 mm -
-
-
25
1.5
-
350
16315
C2 40-350
-
12 mm -
-
-
20
1.4
-
350
16316
C1 Neutral-350 -
4
-
-
-
-
-
-
350
16317
Surge arresters
Spare cartridge
Phase
Neutral
Type 1
Type 2
PRD1 25r
PRD1 25r 1P+N
16315
16316
16317
PRD1 25r 3P
3 x
16315
3 x
16316
-
PRD1 Master
PRD1 Master 1P+N
16314
-
16317
PRD1 Master 3P+N
3 x
16314
-
16317
DB123370
Accessories
Type
Number of poles
4P Wiring comb busbars
4
16643
6P Wiring comb busbars
6
16644
8P Wiring comb busbars
8
16645
200 mm flexible cable (PRF1 Master)
16646