commercial load calculations-2

Question 1: what is the calculated load of 5 work stations, which has 5 ft multi outlets ( not used simultaneously) and 3 ft multi outlets (used simultaneously)?

• 3.6 KVA
• 9 KVA
• 2.4 KVA
• 5 KVA

NEC Reference: NEC 220.14

Question 2: what is the receptacle calculated load for a 19000 sqft building which contains one hundred eighty 15A and 20 A , 120 V receptacles?

• 21,200 VA
• 18,000 VA
• 19,600 VA
• 23,500 VA

NEC Reference: NEC 220.14(1)

Question 3: A sign outlet of an commercial occupancy accessible to pedestrians is a ............... as per NEC.

• continuous
• non-continuous

Question 4: What is the minimum load for the required exterior sign or outline lighting for a commercial occupancy as per NEC?

• 1200 VA
• 1500 VA
• 10,00 VA
• 1800 VA

NEC Reference: NEC 220.14(F)

Question 5: For electrical sign what is minimum feeder/service conductor calculated load?

• 1500 VA
• 1200 VA
• 1000 VA
• 1800 VA

NEC Reference: NEC 220.14(F)

Question 6: An all-electric restaurant has a completed load 150 KVA connected to 120/208 V three phase supply. What is the required service conductor ampacity?

• 444 A
• 333 A
• 416 A
• 577 A

NEC Reference: NEC 220.88

Question 7: What is grounded service conductor size required for all-electric restaurant (120 V / 208 V three phase) which has a total connected load of 200 KVA?

• 4/0 AWG
• 3/0 AWG
• 2/0 AWG
• 1/0 AWG

NEC Reference: NEC 220.88

Question 8: The primary rating of a motor-generator arc welder is 30 A with a duty cycle of 30 percentage. What is the minimum size branch circuit conductor for the welder?

• 12 AWG
• 10 AWG
• 14 AWG
• 8 AWG

NEC Reference: NEC 630.11(A)