21
SN odvodniki prenapetosti
MV surge arresters
2SS15N Zunanja in notranja montaža
2SS15N Outdoor and indoor installation
2.2 2SS15N-R odvodniki
2.2 2SS15N-R arresters
2SS15N-R
Komercialna oznaka
2SS15N-R
Commercial code
Koda
Code
Trajna obrat.
napetost
Cont. operating
voltage
U
c
(kV)
Nazivna
napetost
Rated voltage
U
r
(kV)
Preostala napetost
Residual voltage
U
res
(kV)
Plazilna pot
Creepage
distance
(mm)
Preskočna
razdalja
Arcing distance
(mm)
Minimalne razdalje
Minimumdistances
(mm)
H
(mm)
5 kA
(8/20)
10 kA
(8/20)
do stene
to wall
med fazami
between phases
21 48 01
3
3,75
7
9
360
139
60
90
147
21 48 02
4
5,00
11
13
80
100
21 48 03
6
7,50
18
22
100
120
21 48 04
8
10,00
26
31
520
185
120
140
193
21 48 05
10
12,50
29
35
140
160
21 48 06
12
15,00
33
39
160
180
21 48 07
14
17,50
40
47
600
235
180
200
243
21 48 08
16
20,00
44
51
200
220
21 48 09
18
22,50
51
60
220
240
21 48 10
20
25,00
55
64
680
262
240
260
270
21 48 11
21
26,25
59
68
260
280
21 48 12
22
27,50
63
72
270
300
21 48 22
24
30,00
66
76
320
320
21 48 13
24
30,00
66
76
760
309
320
320
317
21 48 14
26
32,50
74
85
340
340
21 48 15
28
35,00
77
88
360
360
21 48 16
30
37,50
85
97
1000
362
295
380
370
21 48 17
32
40,00
88
101
380
400
21 48 23
36
45,00
99
114
420
440
21 48 18
34
42,50
96
110
1080
369
400
420
404
21 48 24
35
43,75
98
113
410
430
21 48 19
36
45,00
99
114
420
440
H
29
Ø70
Ø120
2
1
3
4
5
6
9
8
7
