CHINT JKF8 Series User Instructions Download | Manualshive

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JKF8 SeriesSmart Low-Voltage Reactive Power Compensation Controller

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Summary of Contents for JKF8 Series

Page 1: ...Standard JB T 9663 2013 NO 2021 01 JKF8 Series Smart Low Voltage Reactive Power Compensation Controller User Instructions ...

Page 2: ...maintenance 2 Installation in any damp condensed phase environment with inflammable and explosive gas is forbidden 3 When the product is being installed or maintained the power must be switched off 4 You are prohibited from touching the conductive part when the product is operating ...

Page 3: ...heric conditions 50 relative humidity at 40 up to 90 at 20 Altitude 2000m take ventilation heat dissipation and anti condensation measures for altitude above 2000m Pollution class installation category Free from hazardous gases and vapors conductive or explosive dusts and strong mechanical vibration Functions Control strategy Compound control of reactive power and power factor ensuring reliable sw...

Page 4: ...external sampling current transformer 5 1200 set ratio factory preset 60 means 300 5 Delay time setup 5 120 seconds factory preset 30 seconds Setup mode Full automatic mode display code 1 no need to set adding threshold and removing threshold Manual setup mode display code 0 adding threshold and removing threshold need to be set manually Adding threshold setup Full automatic mode capacity of the s...

Page 5: ...ly and fixing of the controller Figure 2 Product installation and fixing Table 2 Description of dynamic parameters Code Definitions Unit Description I Current A Use approximate value when measured value exceeds display range for example displays E13 for 1260A U Voltage V Displays measured voltage Q Reactive power kvar Use approximate value when measured value exceeds display range for example disp...

Page 6: ...se A for current phase B and C for voltage phase B for current phase A and C for voltage phase C for current phase A and B for voltage Terminal COM is the relay common terminal for the output of group 1 12 of the controller Terminals 1 12 are used for output control of the contactors of the compensation circuits of the capacitor display If the system voltage is 3 phase 380V and the coil voltage of...

Page 7: ...dd capacitors level by level until the grid reactive power demand is lower than reactive power threshold Qs and the power factor is not bigger than target power factor when the power factor of the grid exceeds target power factor the leading indicator will start flashing the system will automatically remove capacitor banks in operation level by level in 5 seconds 3 3 2 Parameter setup 3 3 2 1 See ...

Page 8: ...ts the value of each circuit is 15 20 30 30 30 30 30 30 then the set Qs value should be minimum capacity of 15 kilovar F 1 SET 15 Manual switching In automatic mode press and hold SET menu key for 3 seconds to enter manual mode Press adjustment display key to add one group of capacitor bank press parameter display key to remove one group of capacitor bank Circular self testing In automatic mode pr...

Page 9: ...re disconnecting the power supply of the cabinet 4 1 4 Short circuit the secondary side of the sampling current transformer before removing or replacing the JKF8 controller to prevent open circuit of the current transformer Remove the short circuit line after reinstalling the controller 4 2 Analysis and troubleshooting of faults 3 3 3 Preparation and inspection before use 1 Before using the capaci...

Page 10: ... adding capacitors the power factor remains almost the same The installation position of the current transformer is wrong the primary current is not included in the cabinet Take total current sampling current load current capacitor current which means the primary line of the cabinet is connected after the sampling transformer 6 No matter what load the controller always displays leading the power f...

Page 11: ... be disposed of according to the industrial waste treatment process or be sent to the recycling station for assortment dismantling and recycling according to local regulations 5 Environmental Protection 09 JKF8 SeriesSmart Low Voltage Reactive Power Compensation Controller ...

Page 12: ...JKF8 SeriesSmart Low Voltage Reactive Power Compensation Controller DR J03 JKF8 Series Smart Low Voltage Reactive Power Compensation Controller JB T 9663 2013 10 ...

Page 13: ...JKF8 SeriesSmart Low Voltage Reactive Power Compensation Controller 11 ...

Page 14: ...JKF8 Series Smart Low Voltage Reactive Power Compensation Controller User Instructions ...

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