DV M TNS 255 FM, DVMTNS255FM, chống sét nguồn điện, chống sét lan truyền, tủ cắt lọc sét, thiết bị cắt lọc sét, chống sét cấp 1, chống sét nguồn điện, 951405, 951 405, DEHNventil DV MOD 255, DEHNventil
4-pole modular combined lightning current
and surge arrester for use in 230/400 V-
TN-(C)-S systems consisting of a base part and
plug-in protection modules
with remote signalling contact for monitoring device
(floating changeover contact)
SPD Type 1 according to EN 61643-11
RADAX-Flow spark gap technology
for follow current limitation
Allows for easy replacing of protection modules
without tools due to module locking system
and releasing button
Operating state/fault indication by mark in the
inspection window
Encapsulated, non-exhausting type
Max. continuous operating voltage: 255 V a.c.
Voltage protection level: <= 1.5 kV
Lightning impulse current (10/350 µs): 100 kA
Follow current extinguishing capability: 50 kArms
No tripping of 20 A gL/gG fuses up to short-circuit
currents of 50 kArms:
Tested for vibration- and shock-proofness acc. to EN
60068-2
Sinus vibration: 5 g (11 Hz - 200 Hz)
4 g (200 Hz - 500 Hz)
Random vibration: 1.9 g (5 Hz - 500 Hz)
Shock: 30 g
Energy-coordinated according to IEC 62305-4
with SPDs Type 2 and 3 of the Red/Line family
as well as directly with the terminal device
DIN rail mountable device according to DIN 43880,
8 mods.
Protection module with coding
Feed-through terminals for all conductor types
up to 125 A
delivery and installation.
Brand: DEHN + SÖHNE
Type: DV M TNS 255 FM
Part No.: 951405
or equivalent.
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