FE T3 275 MH TT

3+1 Configuration

Voltage protection level (Up) 1.5 kV

Order no.: 305730

Technical Specifications FE T3 275 MH TT
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-PE In5 kA / 10 kA
Test voltage L-N / N-PE UOC10 kV / 20 kV
Voltage protection level L-N / N-PE Up< 1 kV / < 1.5 kV 
Follow current extinguishing capability N-PEIfi100 A
Short-circuit current ratingISCCR25 kA
Maximum overcurrent protection 63 A gG or C 63 A
TOV behavior L-N UT335 V (5 s / withstand mode)
TOV behavior L-N UT440 V (120 min / safe failure mode)
TOV behavior N-PEUT1200 V (200 ms / safe failure 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
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 / T3
Order number 305 730
Data sheet

Fuchsberg Electric GmbH

Am Fuchsberg 6

39112 Magdeburg

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

Fax+49 391 727699-29

Email