4 pole AC Spd is 3 phase tomzn surge protection device in Pakistan.Electric ratings: 230/400V, AC50/60Hz, 3-phaseApplication: Protect electric system and on-loading electrical apparatus from thunder and instantaneous over-voltageStandard: IEC/EN 61643-1Number of poles: 4Electric ratings: 230/400V, AC50/60HzApplication: Protect electric system and on-loading electrical apparatus from thunder and instantaneous over-voltageElectric ratings: Single phase power distribution and control system of AC50/60Hz, 230VShort circuit current: up to 10kA (8/20μs)Application: Protect electric system and on-loading electrical apparatus from lightening and instantaneous over-voltagetomzn 4 pole spd price in Pakistan
