New Products

S-Schutz
Easy Choice
L1 L2 L3 N PE
Arrangement I Arrangement II Arrangement III
SPD Type 3
(Surge arrester)
SPD Type 3
(Surge arrester)
SPD Type 3
(Surge arrester)
DEHNflex
Socket Outlet
Cable length ≥ 5 m
1 x DSA 230 LA Part No. 924 370 1 x DFL M 255 Part No. 924 396 1 x STC 230 Part No. 924 350
for cable ducts
for flush-mounted systems
for existing socket outlets
16 A
RCD
125 A 1
125 A 1
L1
DEHNguard
DG MOD 275
L2
DEHNguard
DG MOD 275
1 x DG M TT 275 Part No. 952 310
DEHNguard
L3
DG MOD 275
9
Cable length ≥ 15 m
SPD Type 1
(Lightning current arrester)
315 A 1
L/N
DEHNbloc
SPD Type 2
(Surge arrester)
DB H MOD 255
N/PE(N)
L/N
DEHNbloc
DB H MOD 255
N/PE(N)
L/N
DEHNguard
DEHNbloc
N
PE
DB H MOD 255
DG MOD NPE
N/PE(N)
PE
DEHNgap
9
N
DGPH MOD 255
DEHNguard
L1
L/N
DG MOD 275
DEHNguard
DEHNbloc
L2
DG MOD 275
with remote signalling contact:
1 x DG M TT 275 FM Part No. 952 315
315 A 1
L/N
DEHNbloc
DB M 1 255
N/PE(N)
DB M 1 255
N/PE(N)
DEHNguard
L3
DG MOD 275
9
SPD Type 2
(Surge arrester)
L/N
DEHNguard
DEHNbloc
N
PE
DG MOD NPE
DB M 1 255
N/PE(N)
PE
fault indication
DEHNbloc ® M
Coordinated with DEHNguard ®
without additional cable length.
SPD Type 1
(Coordinated lightning
current arrester)
DEHNgap
9
N
DGP M 255
315 A 1
DEHNventil ®
Directly coordinated with
Red/Line SPDs Type 2 and 3
without additional cable length.
For series connection please see also page 18
SPD Type 1
(Combined lightning current
and surge arrester)
L1 L1‘ L2 L2‘
DEHNventil
DV MOD 255
DEHNventil
DV MOD 255
L3 L3‘ N
DEHNventil
DV MOD 255
9
DEHNventil
N‘
PE
DV MOD NPE 50
Main Distribution Board Sub-distribution Board
fault indication
MEB
3 x DBH M 1 255 Part No. 961 122
1 x DGPH M 255 Part No. 961 102
1 x MVS 1 8 Part No. 900 611
3 x DB M 1 255 Part No. 961 120
1 x DGP M 255 Part No. 961 101
1 x MVS 1 8 Part No. 900 611
1 x DV M TT 255 FM Part No. 951 315
alt. 1 x DV M TT 255 Part No. 951 310
1) Only required, if no fuse of the same or a lower nominal value is provided in the upstream power supply.
L1 L2 L3 N
TT system: Example: Office building
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