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.
|
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: Repair procedures
Removal
1.
Remove the front bumper cover.
(Refer to Body - "Front Bumper Cover")
2.
After loosening each mounting bolt of the low-pitch horn (A) and high-pitch
horn (B), detach the connector (C) and remove the horn.
...
Kia Niro (DE HEV) Owners Manual: Emergency Commodity
There are some emergency commodities in the vehicle to help you respond to the
emergency situation.
Fire extinguisher
If there is small fire and you know how to use the fire extinguisher, take the
following steps carefully.
1.Pull the pin at the top of the extinguisher that keeps the handle f ...
