Part - Leutron GmbH
Part - Leutron GmbH
Part - Leutron GmbH
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Power Engineering<br />
Class II (T2) Surge Arresters, leakage-current free<br />
EnerPro C, TN-C, TN-S and TT Systems<br />
EnerPro C TT<br />
Compact and leakage-current free 4-pole surge arrester, e.g. for a 3-phase TT<br />
and TN-S system.<br />
• Optional remote signalling contact (FM)<br />
• Monitoring of conductor and arrester<br />
L1<br />
L2<br />
L3<br />
PE<br />
3<br />
Technical Data EP C TT 275 EP C TT 350<br />
N 11 12<br />
Nominal alternating voltage (UN) 230/400 V~ 230/400 – 240/415 V~<br />
Max. continuous operating alternating voltage (Uc) 275/480 V~ 350 V~<br />
Max. acceptable fuse or back-up fuse 125 A gL/gG A 125 A gL/gG A<br />
Protection level at 5 kA (Up) ≤ 1.0 kV ≤ 1.0 kV<br />
Protection level at In (Up) ≤ 1.4 kV ≤ 1.4 kV<br />
Response time (tA)
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