Chapter 3 DC theory

Réussis tes devoirs et examens dès maintenant avec Quizwiz!

Each single or multiple receptacle on a single strap is calculated at ___ VA.

180

Each dwelling shall be supplied with a(n) ___ A branch circuit to supply laundry receptacle outlet(s).

20

Feeders for several motors are calculated using the sum of the FLC tables of all motors plus ___% of the largest motor (Standard Calculation)

25

General lighting loads for dwelling units are calculated at ___ VA per square foot.

3

A(n) ___ is the amount of electricity required at a given time.

Demand

The demand load for household electric ranges rated in excess of ___ kW is calculated per Table 220.55 (Standard Calculation)

1 3/4 kW

Heating or A/C loads are calculated at ___ of the nameplate rating and the largest load is used (Standard Calculation)

100%

After the minimum ampacity of the dwellling service has been calculated, Table ___ and 310.15(B)(7)(1) are used to determine the size of service entrance conductors.

310.15(B)(16)

Demand factors may be applied to ___ of the six loads of the standard calculation.

4

The total load for household clothes dryers is calculated at ___ VA or the nameplate rating, whichever is higher.

5,000

Less than four separately controlled electric space heating units in a dwelling unit are calculated at ___% of their nameplate rating (Optional Calculation)

65%

Four or more appliances that are fastened in place in a one family dwelling are calculated at ___ of the total load for all four appliances.

75%

The optional calculation can be used to find the total ampacity of multifamily dwelling with natural gas cooking equipment.

False

The ___ load is the maximum unbalance between any of the ungrounded conductors and the grounded conductor

Feeder or Neutral

The optional calculation for dwelling units consists of heating and A/C loads and ___ loads.

General

For single phase systems, the formula ___ is used to determine minimum ampacity of the ungrounded conductors.

I = VA/V

___ loads are loads that are not on at the same time.

Non coincidental

The total area of an occupancy is determined from the ___ dimensions of the building or structure.

Outside

___ branch circuits supply all receptacle outlets located in the kitchen, pantry, breakfast room, dining room, or similar areas of dwelling units (Standard Calculation)

Small Appliance


Ensembles d'études connexes

Chp 12 Market structure/perfect competition

View Set

COMMUNITY Chapter 22 - Emergency Preparedness & Disaster Management

View Set

Human Physiology Final Exam study guide

View Set

MEDSURG II: Saunders Diagnostic Testing

View Set

Chapter 2 Operations Strategy in a Global Environment

View Set

2022 Honors Human Geography: City Sustainability (Exam)

View Set