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NABCEP Solar: Inverter Types and Selection - String, Micro, Central
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Avg score: 84% Most missed: “String inverter failure typically:”

• String inverter: Centralized DC → AC conversion.
• Microinverter: One per module.
• Central inverter: Utility-scale large arrays.
 

NABCEP Solar: Inverter Types and Selection - String, Micro, Central
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8 Questions

1. String inverter failure typically:
2. Microinverters improve:
3. Rapid shutdown compliance may influence:
4. Microinverters are installed:
5. Inverter efficiency impacts:
6. String inverters typically handle:
7. Central inverters are common in:
8. Module-level power electronics help mitigate: