1) Protection class: provides D (fine SPD) 2) Composite type: 1P+N (single-phase) 1) Protection class: provides D (fine SPD) 2) Composite type: 1P+N (single-phase) 3) Max. continuous operating voltage (Uc): 255V / 275V / 320V / 385V / 440V 4) Nominal discharge current (8/20μs) (In): 3kA, 5kA, 10kA 5) Max. discharge current (8/20μs) (IMAX): 5kA, 10kA, 15kA 6) Voltage protection level (Up): ≤1.0kV, ...