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DEHN 952 094 Surge Arrestor Техническое Руководство

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POWER SUPPLY SYSTEMS
SURGE ARRESTERS – TYPE 2
3
www.dehn.de
Accessories
Surge Arresters – 
Type 3
Surge Arresters – 
Type 2
N-PE Lightning Current
Arresters – Type 1
Lightning Current
Arresters – Type 1
Combined 
Arresters – Type 1
DEHNguard
®
S / DEHNguard
®
S FM
DEHNguard S ... FM
952 091
DG S 75
FM
952 092
DG S 150
FM
952 090
DG S 275
FM
952 093
DG S 320
FM
952 094
DG S 385
FM
952 095
DG S 440
FM
952 096
DG S 600
FM
DG S 75 FM
952 091
DG S 150 FM
952 092
DG S 275 FM
952 090
DG S 320 FM
952 093
DG S 385 FM
952 094
DG S 440 FM
952 095
DG S 600 FM
952 096
12
11
14
Basic circuit diagram DG S ... FM
Dimension drawing DG S ... FM
DG S ... FM: Single-pole pluggable surge arrester consisting of a base part and 
plug-in protection module; with floating remote signalling contact
DG S 75 FM
DG S 150 FM
DG S 275 FM
DG S 320 FM
DG S 385 FM
DG S 440 FM
DG S 600 FM
SPD according to EN 61643-11 
Type 2 
Type 2 
Type 2 
Type 2 
Type 2 
Type 2 
Type 2 
SPD according to IEC 61643-1 
Class II 
Class II 
Class II 
Class II 
Class II 
Class II 
Class II 
Max. continuous ac voltage U
C
75 V
150 V
275 V
320 V
385 V
440 V
600 V
Max. continuous dc voltage U
C
100 V
200 V
350 V
420 V
500 V
585 V
600 V
Nominal discharge current (8/20 µs) I
n
10 kA
15 kA
20 kA
20 kA
20 kA
20 kA
15 kA
Max. discharge current (8/20 µs) I
max
40 kA
40 kA
40 kA
40 kA
40 kA
40 kA
30 kA
Voltage protection level U
P
≤ 0.4 kV
≤ 0.7 kV
≤ 1.25 kV
≤ 1.5 kV
≤ 1.75 kV
≤ 2 kV
≤ 2.5 kV
Voltage protection level at 5 kA U
P
≤ 0.35 kV
≤ 0.55 kV
≤ 1 kV
≤ 1.2 kV
≤ 1.35 kV
≤ 1.7 kV
≤ 2 kV
Response time t
A
≤ 25 ns
≤ 25 ns
≤ 25 ns
≤ 25 ns
≤ 25 ns
≤ 25 ns
≤ 25 ns
Max. mains-side overcurrent protection  125 A gL/gG
125 A gL/gG
125 A gL/gG
125 A gL/gG
125 A gL/gG
125 A gL/gG
100 A gL/gG
Short circuit withstand capability at 
max. mains-side overcurrent protection 
50 kA
rms
50 kA
rms
50 kA
rms
25 kA
rms
25 kA
rms
25 kA
rms
25 kA
rms
TOV voltage U
r
— 
— 
335 V / 5 sec.
335 V / 5 sec.
— 
580 V / 5 sec.
— 
Operating temperature range T
U
-40°C...+80°C -40°C...+80°C -40°C...+80°C -40°C...+80°C -40°C...+80°C -40°C...+80°C -40°C...+80°C 
Cross-sectional area (min.) 
1.5 mm
2
solid/flexible 
Cross-sectional area (max.) 
35 mm
2
stranded/25 mm
2
flexible 
Mounting on 
35 mm DIN rail acc. to EN 60715 
Enclosure material 
red thermoplastic, UL 94 V-0 
Degree of protection 
IP 20 
IP 20 
IP 20 
IP 20 
IP 20 
IP 20 
IP 20 
Dimension 
1 mod., DIN 43880 1 mod., DIN 43880 1 mod., DIN 43880 1 mod., DIN 43880 1 mod., DIN 43880 1 mod., DIN 43880 1 mod., DIN 43880
Type of remote signalling contact 
changeover contact 
Switching capacity ac 
250 V/0.5 A 
250 V/0.5 A 
250 V/0.5 A 
250 V/0.5 A 
250 V/0.5 A 
250 V/0.5 A 
250 V/0.5 A 
Switching capacity dc 
250 V/0.1 A; 125 V/0.2 A; 75 V/0.5 A 
Cross-sectional area for remote signalling terminals 
max. 1.5 mm
2
solid/flexible 
Ordering information
Type
DG S 75 FM
DG S 150 FM
DG S 275 FM
DG S 320 FM
DG S 385 FM
DG S 440 FM
DG S 600 FM
Part No.
952 091
952 092
952 090
952 093
952 094
952 095
952 096
Packing unit
1 pc(s)
1 pc(s)
1 pc(s)
1 pc(s)
1 pc(s)
1 pc(s)
1 pc(s)
NEW
Varistor-Based Protection Module
DG MOD ...: Varistor-based protection module for DEHNguard M ...
and DEHNguard S ... surge arresters
Type DG MOD ...
75
150
275
320
385
440
600
Nominal discharge current
(8/20 μs) I
n
10 kA
15 kA
20 kA
20 kA
20 kA
20 kA
15 kA
Max. continuous ac voltage U
C
75 V
150 V
275 V
320 V
385 V
440 V
600 V
Max. continuous dc voltage U
C
100 V
200 V
350 V
420 V
500 V
585 V
600 V
PU
Part
Type
pc(s)
No.
DG MOD 75
1
952 011
DG MOD 150
1
952 012
DG MOD 275
1
952 010
DG MOD 320
1
952 013
DG MOD 385
1
952 014
DG MOD 440
1
952 015
DG MOD 600
1
952 016
952 011
DG MOD
75
952 012
DG MOD
150
952 010
DG MOD
275
952 013
DG MOD
320
952 014
DG MOD
385
952 015
DG MOD
440
952 016
DG MOD
600
DG MOD 75
952 011
DG MOD 150
952 012
DG MOD 275
952 010
DG MOD 320
952 013
DG MOD 385
952 014
DG MOD 440
952 015
DG MOD 600
952 016
NEW