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NABCEP PV Installer Exam Review Questions
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The NABCEP PV Installation Professional (PVIP) exam consists of 70 multiple-choice questions (60 scored, 10 pilot) covering PV design, installation, commissioning, and maintenance based on NEC standards. Questions include complex, field-experience-based scenarios, NEC code calculations, safety practices, and O&M of older equipment.  Key Question Topics and Content: NEC Code Applications (Article 690 & 705): Calculations for voltage drop, conductor sizing, grounding methods, and overcurrent protection. System Design & Performance: Calculating inverter sizing, string sizing, shading... Show more
NABCEP PV Installer Exam Review Questions
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25 Questions

1. When the wire is too small a gauge for the current it is meant to carry

2. Connections made with aluminum wire can_____ due to heat expansion and _____ if they are not made properly

3. You control electrical hazards in two main ways:

4. The size of wire in an extension cord must be compatible with the

5. ground fault

6. Class B fire extinguisher

7. 1 horsepower =

8. conductor

9. NEC—National Electrical Code

10. DO NOT use flexible wiring in situations where

11. The grounded conductors that complete a circuit are generally covered

12. Special clamps and terminals are necessary to

13. The ungrounded conductors, or 'hot' wires, may be any color other than

14. Before you begin work, you must_____ the circuit to make sure it is ________.

15. Isolation can be accomplished by

16. AWG - The larger the gauge number

17. Grounding

18. overcurrent protection devices are not allowed in areas where they could be exposed to______ because _______

19. ground

20. Power tools with metal housings or only one layer of effective insulation must have

21. leakage current

22. A typical extension cord grounding system has four components:

23. Test GFCI's regularly by pressing the____ button. If the circuit does not_____, the GFCI is faulty and must be replaced.

24. The most common OSHA electrical violation is

25. If a power rating is given, it is necessary to divide the power rating in watts by

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