Svodič DEHN ventil TNC 255 900373

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SPD according to EN 61643-11 Type 1
SPD according to IEC 61643-1 Class I
Nominal a.c. voltage [UN] 230 / 400 V
Max. continuous operating a.c. voltage [UC] 255 V
Lightning impulse current (10/350 µs) [L1+L2+L3-PEN] [Iimp] 75 kA
Lightning impulse current (10/350 µs) [L-PEN] [Iimp] 25 kA
Nominal discharge current (8/20 µs) [In] 25 / 75 kA
Voltage protection level [UP] ? 1.5 kV
Follow current extinguishing capability a.c. [Ifi] 50 kArms
Follow current limitation/Selectivity no tripping of a 32 A gL/gG fuse up to 50 kArms (prosp.)
Response time [tA] ? 100 ns
Max. backup fuse (L) up to IK
= 50 kArms 315 A gL/gG
Max. backup fuse (L) for IK
> 50 kArms 200 A gL/gG
Max. backup fuse (L-L´) 125 A gL/gG
Temporary overvoltage (TOV) [UT] 335 V / 5 sec.
Operating temperature range (parallel connection) [TUP] -40°C...+80°C
Operating temperature range (series connection) [TUS] -40°C...+60°C
Operation indicator green light
Cross-sectional area (L1, L1´, L2, L2´, L3, L3´, PEN, 9) [min.] 10 mm2
solid/flexible
Cross-sectional area (L1, L2, L3, PEN) [max.] 50 mm2
stranded/35 mm2
flexible
Cross-sectional area (L1´, L2´, L3´, 9) [max.] 35 mm2
stranded/25 mm2
flexible
For mounting on 35 mm DIN rail acc. to EN 60715
Enclosure material red thermoplastic, UL 94 V-0
Degree of protection IP 20
Dimension 6 mods., DIN 43880
Approvals, Certifications KEMA, VDE. VdS
Ordering information
Type DV TNC 255
Part No. 900 373
Packing unit 1 pc

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