REVIEW Refer to the National Electrical Code or the working drawings when necess
ID: 2268377 • Letter: R
Question
REVIEW Refer to the National Electrical Code or the working drawings when necessary. Whee applicable, responses should be written in complete sentences For problems 1-4, indicate the general lighting unit load that would be included in the branch-circuit calculations as set forth in NEC Table 220.12 1. A restaurant 2. A schoolroom 3. A corridor in a school 4. A hallway in a dwelling 5. The load to be included for general-purpose convenience receptacles is 6. The load to be included for an outlet for a specific appliance or load is VA. serving the panelboard for a given area. 7. An increase in the calculated loadExplanation / Answer
1) A restaurant - AS per NEC 220.12 Table Unit Load is 22 Volt-Amperes/Square Meter or 2 Volt-Amperes/Square Foot.
2) A schoolroom - AS per NEC 220.12 Table Unit Load is 33 Volt-Amperes/Square Meter or 3 Volt-Amperes/Square Foot.
3) A corridor in a school - AS per NEC 220.12 Table Unit Load is 6 Volt-Amperes/Square Meter or 0.5 Volt-Amperes/Square Foot.
4) A hallway in a dwelling - AS per NEC 220.12 Table Unit Load is 11 Volt-Amperes/Square Meter or 1 Volt-Amperes/Square Foot.
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