Bộ điều khiển bù công suất phản kháng Bộ điều khiển hệ số công suất

HKK-JKW series of reactive power automatic compensation controller (referred to as controller) is a special equipmentfor low-voltage distribution system to compensate reactive power. It is designed according to the industry standard JB/T9663-2013 and the power standard DL/T597-1996. lts sampling physical quantity is reactive power, with novel design,many functions, good control performance, high reliability advantages, in the domestic similar products in a leadingposition, for distribution automation provides a new equipment.
1.Power supply voltage: rated at 220V or 380V, fluctuation shall not exceed ±10%; 2.Ambient temperature:-25°ºC~55C; 3.Relative humidity: The maximum relative temperature is 90%/(20°c ,4.Altitude: no more than 2000m; 5.Environmental conditions: no explosive inflammable dangerous media,no corrosive metal gases and conductive dustdamaging electrical insulation.
1.Basic parameters Rated voltage: AC380/AC220V±10% Rated current ACO-5A Rated frequency: 50Hz±5% 2.Measurement accuracy Voltage: ±1.0%; Current: ±1.0%; Powerfactor: ±1.0%; Reactive power:±2.0%. 3.Control parameters Sensitivity:100mA Target Cos preset: 0.70-1.00; Step 0.01; Factory preset 0.95; Switching delay: 1-250s; Overvoltage protection: 380-500/230-260v;Step 1 v.Back to the poor 6 V. Undervoltage protection: 340V/180V; Back to the poor 6v. CT changes: 50/5A-4000/5A Step 1; Capacitance: 0-125kvar each branch factory preset 5Kvar; Contact capacity: 380V*5A/220V*7A per branch.