Product Datasheet: DEHNventil® modular DV M TN 255 (951 200)

Product Datasheet: DEHNventil® modular DV M TN 255 (951 200)

Product Datasheet: DEHNventil®
modular
DV M TN 255 (951 200)
Prewired spark-gap-based combined lightning current and surge arrester consisting of a base part and plug-in protection modules
Maximum system availability due to RADAX Flow follow current limitation
Capable of protecting terminal equipment
Figure without obligation
Basic circuit diagram DV M TN 255 FM
Dimension drawing DV M TN 255 (FM)
Modular combined lightning current and surge arrester for single-phase TN systems
Type
Part No.
SPD according to EN 61643-11 / IEC 61643-1
DV M TN 255
951 200
Type 1 / Class I
Energy coordination with terminal equipment
Energy coordination with terminal equipment (≤ 5m)
Type 1 + Type 2
Type 1 + Type 2 + Type 3
Nominal a.c. voltage (UN)
230 V
Max. continuous operating a.c. voltage (UC)
255 V
Lightning impulse current (10/350 µs) [L+N-PE] (Itotal)
50 kA
Specific energy [L+N-PE] (W/R)
625.00 kJ/ohms
Lightning impulse current (10/350 µs) [L, N-PE] (Iimp)
25 kA
Specific energy [L,N-PE] (W/R)
156.25 kJ/ohms
Nominal discharge current (8/20 µs) (In)
Voltage protection level [L-PE]/[N-PE] (UP)
25 / 50 kA
≤ 1.5 kV / ≤ 1.5 kV
Follow current extinguishing capability a.c. (Ifi)
Follow current limitation/Selectivity
50 kArms
no tripping of a 20 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) [L-N] (UT)
440 V / 5 sec.
TOV characteristic
Operating temperature range [parallel]/[series] (TU)
withstand
-40°C...+80°C / -40°C...+60°C
Operating state/fault indication
green / red
Number of ports
Cross-sectional area (L, L', N, N', PE, 9) (min.)
Cross-sectional area (L, N, PE) (max.)
Cross-sectional area (L', N', 9) (max.)
For mounting on
1
2
10 mm solid/flexible
2
2
2
2
50 mm stranded/35 mm flexible
35 mm stranded/25 mm flexible
35 mm DIN rails acc. to EN 60715
Enclosure material
thermoplastic, red, UL 94 V-0
Place of installation
indoor
Degree of protection
IP 20
Capacity
4 module(s), DIN 43880
Approvals
KEMA, VDE, UL, VdS
PU
Weight
Customs tarif number
GTIN
1 pc(s)
724,000 g
85363030
4013364108097
We reserve the right to introduce changes in performance, configuration and technology, dimensions, weights and materials in the course of technical progress. The figures are shown without obligation.
© DEHN + SÖHNE GmbH & Co. KG · Hans-Dehn-Str. 1 · Postfach 1640 · D-92306 Neumarkt · Tel. +499181 906-0 · www.dehn.de
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: Tested ): New (: Discontinued Model