Lightning Protection Products

DEHNguard M TNC (FM)

Product No:Pro20096410506
Product Model:DEHNguard M TNC (FM)
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DEHNguard M TNC (FM)
DEHNguard M TNC ... (FM) Dimension drawing DG M TNC ... FM Basic circuit diagram DG M TNC ... FM
DG M TNC ... (FM): Modular surge arrester for use in TN-C systems
DG M TNC 275 | DG M TNC 275 FM | ||||||||||||||||||
Type of SPD according to EN 61643-11 | Type 2 | Type 2 | |||||||||||||||||
SPD according to IEC 61643-1 | Class II | Class II | |||||||||||||||||
Nominal a.c. voltage [UN] | 230/400 V | 230/400 V | |||||||||||||||||
Max. continuous operating a.c. voltage [UC] | 275 V | 275 V | |||||||||||||||||
Nominal discharge current (8/20 µs) [In] | 20 kA | 20 kA | |||||||||||||||||
Max. discharge current (8/20 µs) [Imax] | 40 kA | 40 kA | |||||||||||||||||
Voltage protection level [UP] | ≤ 1.25 kV | ≤ 1.25 kV | |||||||||||||||||
Voltage protection level for 5 kA [UP] | ≤ 1 kV | ≤ 1 kV | |||||||||||||||||
Response time [tA] | ≤ 25 ns | ≤ 25 ns | |||||||||||||||||
Max. mains-side overcurrent protection | 125 A gL/gG | 125 A gL/gG | |||||||||||||||||
Short circuit withstand capability for max. mains-side overcurrent protection | 50 kArms | 50 kArms | |||||||||||||||||
Temporary overvoltage (TOV) [UT] | 335 V / 5 sec. | 335 V / 5 sec. | |||||||||||||||||
Operating temperature range [TU] | -40°C...+80°C | -40°C...+80°C | |||||||||||||||||
Operating state/fault indication | green / red | green / red | |||||||||||||||||
Cross-sectional area (min.) | 1.5 mm2 solid/flexible | 1.5 mm2 solid/flexible | |||||||||||||||||
Cross-sectional area (max.) | 35 mm2 stranded/25 mm2 flexible | 35 mm2 stranded/25 mm2 flexible | |||||||||||||||||
For mounting on | 35 mm DIN rail acc. to EN 60715 | 35 mm DIN rail acc. to EN 60715 | |||||||||||||||||
Enclosure material | red thermoplastic, UL 94 V-0 | red thermoplastic, UL 94 V-0 | |||||||||||||||||
Degree of protection | IP 20 | IP 20 | |||||||||||||||||
Dimension | 3 mods., DIN 4 | 3 mods., DIN 4 | |||||||||||||||||
Approvals, Certifications | KEMA, VDE, UL, VdS | KEMA, VDE, UL, VdS | |||||||||||||||||
Type of remote signalling contact | -- | 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/flexible | |||||||||||||||||
1 pcs. | 1 pcs. | ||||||||||||||||||
ordering information | |||||||||||||||||||
Type | DG M TNC 275 | DG M TNC 275 FM | |||||||||||||||||
Part No. | 952 300 | 952 305 | |||||||||||||||||
Packing unit | 1 pc(s) |