Online Access Free NABCEP.PVIP.v2025-07-25.q74 Practice Test (Page 12)

PVIP Exam Question 51

Which of the following is an NEC requirement regarding access for large-scale PV electric power production facilities?

A.Arc flash warning labels must be field-applied by the installer at all access points for qualified persons and at the point of the utility interconnection directory.

B.Field-applied hazard markings must be installed, and access to the supply station is to be restricted by fencing or other adequate means.

C.All fencing and associated gates must have ac and dc current and voltage exposure labvels and must be electrically isolated from the solar facility.

D.Access to remote isolating equipment for servicing is allowed for individual other than qualified persons when the equipment is enclosed within a secure structure.

PVIP Exam Question 52

A PV system includes a 15 kW array with a maximum power point voltage of 450V and current of 33.33A.
The inverter efficiency is 97%, and the AC output voltage is 240V. What is the AC output current under STC?

A.58.5A

B.64.8A

C.62.5A

D.60.6A

PVIP Exam Question 53

A 10 kW system has a total derate factor of 0.85 and operates at 5 PSH. What is the daily output in summer with 10% soiling loss?

A.47.5 kWh

B.36.0 kWh

C.42.5 kWh

D.38.25 kWh

PVIP Exam Question 54

A bifacial array gains 15% additional power from rear-side irradiance. If the front-side output is 10 kW, what is the total output?

A.11.5 kW

B.12.0 kW

C.12.5 kW

D.11.0 kW

PVIP Exam Question 55

A PV array is installed on a sloped roof with a 6:12 pitch. What is the minimum fastener pullout strength required if the uplift force is 200 lbs per attachment point?

A.300 lbs

B.600 lbs

C.400 lbs

D.200 lbs

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