Surge suppressor SPBT12-280/4 EATON

Description Surge suppressor SPBT12-280/4 EATON

Type of surge arrester: Type 2
Number of poles: 4
Nominal operating voltage (Uc): 280 V AC
Nominal system voltage (Un): 230/400 V AC
Nominal discharge flow (In) (8/20 µs): 20 kA
Maximum discharge flow (Imax) (8/20 µs): 40 kA
Voltage control (Up) (at In): < 1.4 kV
Short term vitrium (Isccr): 50 kA
Application hour: < 25 ns
Operating temperature range: -40 °C to +80 °C
Mounting method: On DIN rail 35 mm
Maximum conductor overcut (hard): 25 mm²
Maximum conductor overcut (bend): 16 mm²
Extension width: 4 TE (70 mm)
Indication: Visual (green/red)
Housing material: Thermoplastic, self-extinguishing (UL94 V-0)
Protection level IP: IP20
Compliance with standards: IEC/EN 61643-11
Technology zakhistu: Varistor block