Kia Niro: High Voltage Battery Control System / Pre-Charge Resistor Description and operation
| Description |
Built into the Power Relay Assembly (PRA), the Pre-Charge Resistor protects the high voltage circuit by limiting the current while the inverter capacitor is being charged.
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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) |
Pre-Charge Resistor Specifications
Specification
Item
Specification
Resistance (Ω)
40 [20°C (68°F)]
Rated power (W)
40
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Pre-Charge Resistor Schematic diagrams
Circuit Diagram
[B03-C] (Relay Control)
[B03-S] (Relay Control)
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Other information:
Kia Niro 2017 (DE HEV) Service Manual: Front Door Window Glass Repair procedures
Replacement
Put on gloves to protect your hands.
•
Use a plastic panel removal tool to remove interior trim pie ...
Kia Niro 2017 (DE HEV) Service Manual: Wireless Power Charging Unit Repair procedures
Removal
•
Handling wireless charging system parts by wet hands may cause
electric shock.
•
Put on gloves to protect your hands.
...