Uc = 275 Vac, Imax (8/20μs) = 20 kA, 4P, three-phase, for TN-S systems

Uc = 275 Vac, Imax (8/20μs) = 20 kA, 3+NPE, three-phase, for TT and TN-S systems

Uc = 275 Vac, Imax (8/20μs) = 20 kA, 3P, three-phase, for TN-C systems

Uc = 275 Vac, Imax (8/20μs) = 20 kA, 2+NPE, three-phase, for TT and TN systems

Uc = 275 Vac, Imax (8/20μs) = 20 kA, 2P, single-phase, for TN systems

Uc = 275 Vac, Imax (8/20μs) = 20 kA, 1+NPE, single-phase, for TT and TN systems

Uc = 275 Vac, Imax (8/20μs) = 20 kA, 1P