Kia Niro: High Voltage Battery System / Power Relay Assembly (PRA) Description and operation
| Description |
The Power Relay Assembly (PRA) consists of the positive and negative main relays, pre-charge relay, pre-charge resistor and battery current sensor. It is located inside the battery pack assembly and controls the high voltage power circuit between the high voltage battery and inverter by the control signal of BMS ECU.
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1. High Voltage Power Terminal (-) 2. High Voltage Power Terminal (+) 3. Battery Current Sensor 4. Inverter Power Terminal (-) 5. Inverter Power Terminal (+) 6. Pre-Charge Resistor |
7. Main Relay (+) 8. Pre-Charge Relay 9. Main Relay (-) 10. Power Relay Assembly Connector (Battery current sensor signal input) 11. Power Relay Assembly Connector (Main relay control) |
| [PRA Operation Sequence] |
Power Relay Assembly (PRA) Specifications
Specification
Power Relay Assembly
(PRA)
Item
Specification
Rated Voltage (V)
240
Rated Current (A)
...
Power Relay Assembly (PRA) Repair procedures
Removal
•
Be sure to read and follow the “General Safety Information and
Caution” ...
Other information:
Kia Niro 2017 (DE HEV) Service Manual: Power Window Switch Schematic diagrams
Circuit Diagram
Driver Power Window Switch
[Driver Power Window
Switch (Non-IMS Type)]
(Auto Down Power Switch)
(Driver Safety Power
Switch)
(Front Saety Power
Switch)
(Non-Folding Mirror
Switch)
(Auto Folding Mirror
Switch)
[Driver Power ...
Kia Niro (DE HEV) Owners Manual: Window opening and closing
Type A
To open or close a window, press down or pull up the front portion of the corresponding
switch to the first detent position (5).
Type B - Auto up/down window
Pressing or pulling up the power window switch momentarily to the second detent
position (6) completely lowers or raises the ...