Kia Niro: High Voltage Battery Control System / Main Relay (+) / (-) Description and operation
| Description |
Main Relay is divided into the positive (+) relay and negative (-) relay. It is integrated into the Power Relay Assembly (PRA) and connects the power supply line and ground line between the high voltage battery and the inverter in accordance with the BMS ECU control signal.
|
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] |
Main Relay (+) / (-) Specifications
Specification
Item
Specification
Contact
Rated Voltage (V)
450
Rated Current (A)
80
...
Main Relay (+) / (-) Schematic diagrams
Circuit Diagram
[B03-C] (Relay Control)
[B03-S] (Relay Control)
...
Other information:
Kia Niro 2017 (DE HEV) Service Manual: Description and operation
Description
Emissions Control System consists of three major systems.
•
The Crankcase Emission Control System prevents blow-by gas from releasing
into the atmosphere. This system recycles gas back into the intake manifold
(Closed Crankcase Ventilation Type).
...
Kia Niro (DE HEV) Owners Manual: Automatic climate control system
■ Type A
■ Type B
System Overview
1. Driver’s temperature control knob
2. AUTO (automatic control) button
3. Front windshield defroster button
4. Rear window defroster button
5. Air conditioning button
6. Air intake control button
7. OFF button
8. Fan speed control button
9. Mod ...
