Interface protection unit compliant with italian standard CEI 0-21, for single-phase and three-phase system, with or without neutral, in low voltage, dual threshold minimum and maximum voltage and frequency protection, 230VAC - 400VAC

Interface protection unit compliant with italian standard CEI 0-21, for single-phase and three-phase system, with or without neutral, in low voltage, dual threshold minimum and maximum voltage and frequency protection, 230VAC - 400VAC

Interface protection system unit compliant with italian standard CEI 0-16, for MV system, dual threshold minimum and maximum voltage and frequency protection, measurements via VTS in MV or direct in LV

Interface protection unit compliant with ENA (Energy Network Association) G59/G99 for three-phase system, with or without neutral, low and high voltage, min and max voltage and frequency dual threshold protection, R.O.C.O.F and vector shift, 230VAC - 400VAC

Interface protection unit compliant with SHAMS DUBAI DRRG (DEWA) - SEC (Saudi Electricity Company) for three-phase system, with or without neutral, low and medium voltage, min and max voltage and frequency dual threshold protection, R.O.C.O.F and vector shift, 230VAC - 400VAC

Interface protection system unit compliant with italian standard CEI 0-16, for MV system, dual threshold minimum and maximum voltage and frequency protection, measurements via VTS in MV or direct in LV

接口保护符合VDE-AR-N 4105和VDE V 0126-1-1 ，用于三相系统，带或不带中性线，双门限（最小和最大）电压和频率保护，R.O.C.O.F，以及矢量保护。