Cooking Equipment and Appliance Demand Load

A small residential duplex has a 3kW counter mounted cooktop and a 4kW wall mounted oven installed in each unit. Determine the demand load in kW, to be added to the ungrounded service entrance conductors for the cooking equipment.

• 9.7 kW

• 14 kW

• 11.2 kW

• 10.5kW

What is the demand load in kW, for the branch circuit condcutors supplying an 8kW residential electric range.

• 8.0 kW

• 6.4 kW

• 6.0 kW

• 7.2 kW

An eight-unit multifamily dwelling is to have the following electric clothes dryers installed in and in the laundry room of the tenants.

Two – 4.5 kW rated

Two – 5.5 kW rated

Two – 6.0 kW rated

Two – 6.5 kW rated.

• 27 kW

• 27.6kW

• 34.5kW

• 33.8kW

A one family dwelling unit is to have the following fastened in place appliances installed

One - 1200 VA dishwasher

One - 4,000 VA Water heater

One - 1,150 VA garbage disposal

One – 700 VA attic fan

One – 1920 VA garage door opener

• 7728VA

• 6728VA

• 6276VA

• 8970VA

Tags

NGSS.HS-PS3-1

A ten (10) unit apartment complex is to have a 10kW electric range installed in each unit. When sizing the ungrounded service-entrance conductors, the total demand load for the multiple ranges is

• 30 kW

• 80 kW

• 25 kW

• 100 kW

What is the branch circuit demand load in amperes, for one 16kW, 240V single phase residential electric range

• 33A

• 50A

• 40A

• 67A

Determine the demand load in kW, to be added to the ungrounded service-entrance conductors for a 9.6 kW residential electric range.

• 9.6 kW

• 8.0 kW

• 10.0 kW

• 12.0 kW

Refer to the previous example. Another classroom in the high school is to install two electric ranges one 16kW and one 11kW, determine the demand load, in amperes, on the 208V, single-phase ungrounded feeder conductors.

• 67A

• 76A

• 58A

• 63A

The vocational eduication department of a high school is to have three(3) electric ranges installed in a classrooom; one 10 kW, one 11kW and one 12kW. The ranges are to be supplied by a 208 volt, single phase feeder from a sub panel. What is the demand load in amperes, on the ungrounded feeder conductors?

• 58A

• 67A

• 136A

• 142A

Q:A four-unit apartment house is to have a 10.5 kW electric range installed in each unit. Determine the demand load, in kW, on the grounded neutral service entrance conductors for the ranges.

• 11.9kW

• 13.6kW

• 17 kW

• 10.4kW

Tags

NGSS.HS-PS3-1