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
for cable ducts
1 x DFL M 255 Part No. 924 396
for flush-mounted systems
1 x STC 230 Part No. 924 350
for existing socket outlets
16 A
125 A 1
125 A 1
DEHNguard
L1
DG MOD 275
DEHNguard
L2
DG MOD 275
1 x DG M TNS 275 Part No. 952 400
315 A 1
DEHNguard
L3
DG MOD 275
9
SPD Type 2
(Surge arrester)
Cable length ≥ 15 m
SPD Type 1
(Lightning current arrester)
L1 L1’ L2 L2’ L3 L3’
DEHNbloc DB 3 255 H
DEHNguard
N
PE
DG MOD 275
N‘/PEN
N/PEN
DEHNguard
L1
DG MOD 275
DEHNguard
L2
DG MOD 275
with remote signalling contact:
1 x DG M TNS 275 FM Part No. 952 405
315 A 1
L/N
DEHNbloc
DB M 1 255 FM
N/PE(N)
L/N
DEHNguard
DEHNbloc
L3
DG MOD 275
9
SPD Type 2
(Surge arrester)
DB M 1 255 FM
N/PE(N)
DEHNguard
N
PE
L/N
DG MOD 275
DEHNbloc
DB M 1 255 FM
N/PE(N)
fault indication
DEHNbloc ® M
Coordinated with DEHNguard ®
without additional cable length.
SPD Type 1
(Coordinated lightning
current arrester)
fault indication
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‘
9
DEHNventil
PEN
DV MOD 255
Main Distribution Board Sub-distribution Board
MEB
1 x DB 3 255
alt. 3 x DB 1 255 H
1 x MVS 1 6
Part No. 900 120
Part No. 900 222
Part No. 900 815
3 x DB M 1 255 FM Part No. 961 125
1 x MVS 1 6 Part No. 900 815
alt. 3 x DB M 1 255 Part No. 961 120
1 x MVS 1 6 Part No. 900 815
1 x DV M TNC 255 Part No. 951 300
alt. 1 x DV M TNC 255 FM Part No. 951 305
also available as
1 x DV M TNS 255 Part No. 951 400
alt. 1 x DV M TNS 255 FM Part No. 951 405
1) Only required, if no fuse of the same or a lower nominal value is provided in the upstream power supply.
L1 L2 L3
PEN
TN system: Office building – Separation of the PEN conductor in the main distribution board
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