Which of the following is NOT a high-voltage system component in an xEV?

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Multiple Choice

Which of the following is NOT a high-voltage system component in an xEV?

Explanation:
High-voltage system components are the parts that handle the energy used to propel the vehicle and require safety measures for HV energy. The traction battery is the energy source, the inverter converts that HV DC into the motor’s AC, and high-voltage cables carry the HV power between parts of the drivetrain. Heated seats, by contrast, are typically powered from the vehicle’s low-voltage 12-volt system, supplied through a DC-DC converter from the HV battery. They provide comfort but do not participate in the propulsion energy path as high-voltage devices, so they are not considered part of the high-voltage system.

High-voltage system components are the parts that handle the energy used to propel the vehicle and require safety measures for HV energy. The traction battery is the energy source, the inverter converts that HV DC into the motor’s AC, and high-voltage cables carry the HV power between parts of the drivetrain. Heated seats, by contrast, are typically powered from the vehicle’s low-voltage 12-volt system, supplied through a DC-DC converter from the HV battery. They provide comfort but do not participate in the propulsion energy path as high-voltage devices, so they are not considered part of the high-voltage system.

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