DV M TN 255, DV M TN 255, 951200, 951 200, chống sét nguồn điện cấp 1, chống sét nguồn điện 1 pha, chống sét đường điện cấp 1, tủ cắt lọc sét, DEHNventil DV MOD 255, DEHNventil
2-pole combined lightning current and surge arrester
for use in single-phase TN systems
consisting of a base part and
plug-in protection modules
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): 50 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,
4 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 TN 255
Part No.: 951200
or equivalent.
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