| Specification |
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Item
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Specification
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| Contact | Rated Voltage (V) | 450 |
| Rated Current (A) | 20 | |
| Coil | Operating Voltage (V) | 12 |
| Resistance (Ω) | 40.0 - 110.0 [20°C (68°F)] | |
DescriptionThe Power Relay Assembly (PRA) consists of the positive and negative main relays, pre-charge relay, pre-charge resistor and battery current sensor.
Circuit Diagram
InspectionOperating Logic Test (Manual only)Inspect the PTC operation by confirmation logic as follows.1.Entering(1)Set the Floor mode and maximum heating position.(2)Turn off the blower switch.(3)Press the intake (recirculation) button 5 times or more.
DescriptionIn ordinary cars, the mechanical water pump mounted on the engine for heating purposes is activated to circulate the cooling water, but in hybrid cars, AEWP is used to circulate the cooling water when the engine is not operating. Classification System Cooling water used