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Summary of Contents for CHINT JKF8 Series
- Page 1 NO:2021.01 JKF8 Series Smart Low-Voltage Reactive Power Compensation Controller User Instructions Standard: JB/T 9663-2013...
- Page 2 Safety Warning 1 Only professional technicians are allowed for installation and 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.
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Page 3: Key Technical Parameters
JKF8 SeriesSmart Low-Voltage Reactive Power Compensation Controller Use Purpose JKF8 smart low-voltage reactive power automatic compensation controller (hereinafter referred to as controller) is designed for reactive power compensation in low voltage power distribution systems. By compounding controlling of physical variables (reactive power and power factor), the product enables automatic capacitor switching, power factor improvement and line reactive power loss reduction. - Page 4 JKF8 SeriesSmart Low-Voltage Reactive Power Compensation Controller Sampling The overcurrent alarm is triggered when sampling current is bigger than ≡0 overcurrent alarm 6.0A. Discharge The switching lock-up time for the same group of capacitors is 3 minutes. delay protection Functions Circular self- Provides circular self-test function for factory testing of capacitor screen.
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Page 5: Installation
JKF8 SeriesSmart Low-Voltage Reactive Power Compensation Controller Table 2 Description of dynamic parameters Description Code Definitions Unit Use approximate value when measured value exceeds display range, for Current example: displays E13 for 1260A. Voltage Displays measured voltage Reactive Use approximate value when measured value exceeds display range, for kvar power example: displays E14 for1360 Kvar... -
Page 6: Rear View
JKF8 SeriesSmart Low-Voltage Reactive Power Compensation Controller Installation procedure: Embed the controller into the hole on the panel first, then push the mounting parts into the upper and lower slots on the controller case. Tighten the screws to fix the controller onto the panel. - Page 7 JKF8 SeriesSmart Low-Voltage Reactive Power Compensation Controller is connected to phase C. ⑥ FU1~3— External fuse provided by user itself. The rated current of fuse core FU1 is 5A, the rated current of fuse core FU2 and FU3 is 1A. 3.3 Operating Principles, Parameter Setup and Application Requirements 3.3.1 Operating principles The controller displays “CAL”...
- Page 8 JKF8 SeriesSmart Low-Voltage Reactive Power Compensation Controller The setup of F-1 is available in manual setup mode. If the set Qs is too small, the system will Reactive power switch capacitors frequently (cause oscillation); if the set Qs is too large, the compensation threshold setup effect will be affected.
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Page 9: Maintenance
JKF8 SeriesSmart Low-Voltage Reactive Power Compensation Controller 3.3.3 Preparation and inspection before use 1) Before using the capacitor, user should check if the model on the nameplate is consistent with that of the product. User should also check if the included accessories are complete. 2) Identify the sampling phase sequence of the controller correctly: Turn the multimeter to AC voltage position. - Page 10 JKF8 SeriesSmart Low-Voltage Reactive Power Compensation Controller Table 5 Analysis and troubleshooting of faults Cause analysis Faults Solutions 1. Check if the secondar y circuit of the Load equipment is 1. The sampling current is smaller than sampling current transformer is open; turned on, but the 150ｍA or the secondar y circuit of the 2.
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Page 11: Environmental Protection
JKF8 SeriesSmart Low-Voltage Reactive Power Compensation Controller Environmental Protection In order to protect the environment, the product or product parts should 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. - Page 12 JKF8 SeriesSmart Low-Voltage Reactive Power Compensation Controller JKF8 Series Smart Low-Voltage Reactive Power Compensation Controller JB/T 9663-2013 DR/J03...
- Page 13 JKF8 SeriesSmart Low-Voltage Reactive Power Compensation Controller...
- Page 14 JKF8 Series Smart Low-Voltage Reactive Power Compensation Controller User Instructions...
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