Voltage protection level (Up) 1.5 kV
Remote fault signalling
Order no.: 305911
FE T3 275 AK - 305910
Voltage protection level (Up) 1.5 kV
Acoustic fault signalling
Order no.: 305910
FE T3 275 FM - 305911
| Technical Specifications | FE T3 275 FM | |
| Nominal voltage | UN | 230 V AC |
| Maximum operating voltage | UC | 275 V AC |
| Nominal discharge current (8/20 μs) L-N / N-PE | In | 2 kA / 2 kA |
| Test voltage L-N / N-PE / L-PE | UOC | 4 kV / 4 kV / 4 kV |
| Voltage protection level | Up | < 1.5 kV |
| Short-circuit current rating | ISCCR | 1.5 kA |
| Maximum overcurrent protection | B 16 A | |
| TOV behavior L-N / L-PE | UT | 335 V (5 s / withstand mode) |
| TOV behavior L-N / L-PE | UT | 440 V (120 min / withstand mode) |
| TOV behavior N-PE / L-PE | UT | 1200 V (200 ms / safe failure mode) |
| Response time L-N / N-PE | tA | 25 ns / 100 ns |
| Remote signalling contact | yes | |
| Interruption of power supply | yes | |
| Maximum current of signalling | 1 A | |
| Degree of protection | IP 20 | |
| Operating temperature | -40 °C … +80 °C | |
| Permissible relative humidity | RH | 5% ... 95% |
| Mounting in | installation box | |
| According to standard | EN 61643-11:2012 / IEC 61643-11:2011 / T3 | |
| Order number | 305 911 |
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