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DEHN

DEHNventil Modular TNC

DEHNventil Modular TNC

Type 1+2 SPD, lightning and surge protection on the highest level, combined in a single device

Regular price $3,043.74 AUD
Regular price Sale price $3,043.74 AUD
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Prewired spark-gap-based Type 1 + Type 2 + Type 3 combined arrester consisting of a base part and plug-in protection module

Compact design while meeting the strictest safety requirements thanks to Rapid Arc Control (RAC)

Enables protection of terminal equipment

📋 Technical Data (Click to expand)
Specification Value
SPD according to EN 61643-11 / IEC 61643-11 Type 1 + Type 2 + Type 3 / Class I + Class II + Class III
Energy coordination with terminal equipment (≤ 10 m) Type 1 + Type 2 + Type 3
Nominal voltage (a.c.) (UN) 230 / 400 V (50 / 60 Hz)
Max. continuous operating voltage (AC) (UC) 255 V (50 / 60 Hz)
Lightning impulse current (10/350 µs) [L1+L2+L3-PEN] (Itotal) 75 kA
Lightning impulse current (10/350 µs) [L-PEN] (Iimp) 25 kA
Specific energy [L-PEN] (W/R) 156.25 kJ/ohms
Nominal discharge current (8/20 µs) [L-PEN] (In) 25 kA
Voltage protection level (UP) ≤ 1.5 kV
Open-circuit voltage of the combination wave generator (UOC) 6 kV
Follow current extinguishing capability (a.c.) (Ifi) 50 kArms
Follow current limitation / Selectivity No tripping of a 35 A gG fuse up to 50 kArms (prosp.)
Short-circuit current rating [L-N]/[N-PE] (ISCCR) 50 kArms
Response time (tA) ≤ 100 ns
Max. backup fuse 250 A gG
Temporary overvoltage (UT) – Characteristic 440 V / 120 min. – Withstand
Let-through energy in combination with an MOV S20K275 (Iimp = 2.5 ... 25 kA) < 1 J
Operating temperature range [parallel]/[series] (TU) -40 °C ... +80 °C / -40 °C ... +60 °C
Operating state / Fault indication Green / Red
Number of ports 1
Cross-sectional area (L1, L2, L3, PEN) (min.) 6 mm² solid / fine-stranded
Cross-sectional area (L1, L2, L3, PEN) (max.) 35 mm² stranded / 25 mm² fine-stranded
For mounting on 35 mm DIN rails acc. to EN 60715
Place of installation Indoor
Degree of protection IP 20
Capacity 4 Standard DIN module, DIN 43880
Approvals VDE, KEMA, UL
Type of remote signalling contact Yes / Changeover contact
Switching capacity (a.c.) 250 V / 0.5 A
Switching capacity (d.c.) 250 V / 0.1 A; 125 V / 0.2 A; 75 V / 0.5 A
Cross-sectional area for remote signalling terminals max. 1.5 mm² solid / fine-stranded
Supplementary Data
Max. backup fuse (L) at Ikmin ≥ 6 kArms (IEC 60909) 315 A gG (S2 = 35 mm²)
Arrester Use at 16.7 Hz – Traction Power Supply Systems
Test voltage AC (UC) 266 V
Nominal AC voltage (UN) 230 / 400 V
Nominal frequency AC (fN) 16.7 Hz
Max. backup fuse 160 A gG @ 16.7 Hz
When Used in Switchgear with Prospective Short-Circuit Currents Exceeding 50 kArms (tested by VDE)
Max. prospective short-circuit current 100 kArms (220 kApeak)
Limitation / Extinction of mains follow currents Up to 100 kArms (220 kApeak)
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