FE T2 275 TT 2P 40 FM - 205221

1+1 Configuration

Maximum discharge current (Imax) 40 kA
Voltage protection level L-N / N-PE (UP)  < 1.35 kV / < 1.5 kV
with remote indication contact

Order no.: 205221

Technical Specifications FE T2 275 TT 2P 40 FM
Nominal voltage UN230 V AC / 400 V AC
Maximum operating voltage L-N / N-PEUC275 V AC / 255 V AC
Nominal discharge current (8/20 μs) L-N / N-PEIn20 kA / 20 kA
Maximum discharge current (8/20 μs) L-N / N-PE Imax40 kA / 40 kA
Voltage protection level L-N / N-PEUp< 1.35 kV / < 1.5 kV 
Follow current extinguishing capability N-PEIfi100 A
Short-circuit current ratingISCCR50 kA
Maximum overcurrent protection 125 A gG
TOV behavior L-NUT335 V (5 s / withstand mode)
TOV behavior L-NUT440 V (120 min / safe failure mode)
TOV behavior N-PEUT1200 V (200 ms / withstand mode)
Response time L-N / N-PEtA25 ns / 100 ns
Cross-section of connected conductors rigid 1 mm2 ... 35 mm2
Cross-section of connected conductors flexible 1 mm2 ... 25 mm2
Fault indication L-N yes
Remote signalling contact potential free changeover contact
Remote contacts ratings 250 V/0.5 A AC; 250 V/0.1 A DC
Remote contacts cross-section 1.5 mm2
Degree of protection IP 20
Operating temperature -40 °C … +80 °C
Permissible relative humidity RH5% ... 95%
Mounting on 35 mm DIN rail 
According to standard EN 61643-11:2012 / IEC 61643-11:2011 / T2
Order number 205 221
Data sheet

Fuchsberg Electric GmbH

Am Fuchsberg 6

39112 Magdeburg

Phone+49 391 727699-0+49 391 727699-0

Fax+49 391 727699-29

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