A gfci circuit breaker - Study guides, Class notes & Summaries

Before working on an electric furnace the tech should - ans-Review diagram, remove jewelry, and follow safety procedures. ALL OF THE ABOVE. A GFCI circuit breaker - ans-detects current leaks to groound the conductor in an electric heat element is usually made of - ans-Nichrome An example of resistive load is - ans-crankcase heater an example of an inductive load is - ans-motor an electric furnace is marked 208/230 single phase 60Hz A tech reads 200 vac at the p...

Which Article of the NEC covers grounding? : article 250 Which of the following is a 90 degree, explosion proof fitting? : GUAL What is a dropout plate? : Metal plate with a curved surface for cable to follow as it passes from the tray All of the following are common service voltages in the United States EXCEPT: : 372/575 3-PHASE, 4-WIRE What does a GFCI breaker do? : Opens a circuit to prevent operation of an electrical device What will happen when one or more coils in a winding are g...

There are six conductors in a race way connected to 75° C rated circuit breaker. Each wire has a 70 amp load using THHM conductors. The minimum size conductors used our #_________AWG correct answer: 4 Thermal insulation shall not be installed within _________inches of recessed lighting fixtures correct answer: 3 A 1 inch conduit contains three wire circuits or a phase system. All conductors are number 10 TW. Each circuit consist of two phase conductors and one grounding conductor and on...

Which article of the NEC covers grounding? CORRECT ANSWER Article 250 What is a dropout plate? CORRECT ANSWER Metal plate with a curve surface for cable to follow as it passes from the tray All of the following are common service voltages in the United States Except: CORRECT ANSWER 372/575 3-Phase, 4-wire What does a GFCI breaker do? CORRECT ANSWER Opens a circuit to prevent operation of an electrical device What will happen when one or more coils in a winding are grounded? CORRECT A...

Michigan Journeyman test | 2023/24 questions and answers There are six conductors in a race way connected to 75° C rated circuit breaker. Each wire has a 70 amp load using THHM conductors. The minimum size conductors used our #_________AWG - 4 Thermal insulation shall not be installed within _________inches of recessed lighting fixtures - 3 A 1 inch conduit contains three wire circuits or a phase system. All conductors are number 10 TW. Each circuit consist of two phase conductors and on...

HVAC Gas Heat Certification Exam (New 2024/ 2025 Update) Questions and Verified Answers 100% Correct | A Grade QUESTION Duct wrap is used to insulate round metal ducts. What is the approximate R-value for "one inch" of this insulation Answer: R= 3.0 QUESTION A category 1 natural gas furnace has a typical air temperature rise of Answer: 60°F - 120°F QUESTION A technician connects the electrical circuit to an 80,000 BTU gas furnace with a 3- ton ...

OSHA 30 Construction Test Answer Key ELECTROCAUTION ClickSafety Redvector| Already Graded A+| Latest 2024 OSHA 30 Construction ELECTROCAUTION ClickSafety Redvector OSHA 30 Construction Test Answer Key ELECTROCAUTION ClickSafety Redvector| Already Graded A+| Latest 2024 Lock Out / Tag Out refers to _______. A. A process for locking tools and equipment to deter theft B. A process that eliminates the chance of unauthorized access to critical areas C. A process that is designed to prot...

Before working on an electric furnace the tech should - ANSWER Review diagram, remove jewelry, and follow safety procedures. ALL OF THE ABOVE. A GFCI circuit breaker - ANSWER detects current leaks to groound the conductor in an electric heat element is usually made of - ANSWER Nichrome An example of resistive load is - ANSWER crankcase heater an example of an inductive load is - ANSWER motor an electric furnace is marked 208/230 single phase 60Hz A tech reads 200 vac at the power ...

. 23.5 V = mV ANS 23,500 2. 512 cubic inches = cubic feet ANS .2963 3. A 20-ampere, 125-volt single receptacle installed in a dwelling garage for a freezer would require GFCI protection. ANS True 4. A 240-volt branch circuit supplies a resistive heating load of 10 amps. The distance from the panel to the heater is 200'. Using 12 AWG THHN copper, what is the voltage drop on the wire? Use K = 12. ANS 7.35 (Vd = 2KIL ÷ cma = (2)(12)(10)(200) ÷ 6530 = 7.35 volts) 5. A GFCI receptacle or c...

Home Inspection Electrical Questions and Answers Already Passed What determines the amount of electricity (amperage) the wire can carry? Size (diameter) How many wires are there from the street into the house in a 240 volt system? 3 conductors The size of the fuses or breakers at the main disconnect will always tell you the how much electricity is available to the house? False What is the min. size wire to provide the house with 60 Amp. service? #6 Cu (copper) How is the electri...