Code
The article for grounding & bonding.
What is Article 250?
when amps and resistance are known, how do you calculate for voltage?
What is amps x resistance?
The strapping guidelines for EMT
What is 3 feet from termination points and every 10 feet after?
Per NEC standard color coding, this conductor insulation color must always be reserved for grounded neutral conductors.
What is White or Gray?
This safety procedure ensures electrical equipment is de-energized, tested, and locked before servicing.
What is Lockout/Tagout (LOTO)?
The article for definitions.
What is article 100?
The square toot of 3 factors out to this number to the 3rd decimal space.
What is 1.732?
This common lightweight metal conduit can be easily bent on-site using a hand bender.
What is EMT?
The minimum wire size (AWG) permitted for standard residential 20-amp branch circuits.
What is #12 AWG?
Under NEC Article 210, GFCI protection in dwelling unit kitchens is required for outlets installed within this distance from a sink.
What is 6 feet?
Per Ch 9 table 1, when pulling three or more conductors through a conduit, the maximum allowable fill percentage is this.
What is 40%
When doing load calculations, you calculate in unites of ________ & your final answer is in the unit of _____.
What is volt-amperes & amps?
The maximum total degrees of bends allowed in a single conduit run between pull boxes.
What is 360 degrees
The acronym THHN stands for Thermoplastic, High Heat-resistant, and this outer jacket material.
What is Nylon?
Continuous loads must be calculated at this percentage when sizing branch circuit conductors and overcurrent protection.
What is 125%?
The table needed to find circular mils for voltage drop calculations.
What is Chapter 9 Table 8.
The only difference between single phase and 3 phase voltage drop calculations.
What is the square root of 3?
This flexible, nonmetallic raceway is liquid-tight and often used for outdoor A/C unit connections.
What is LFNC
This is the part of the conductors connected to the fish tape before the wire pull process.
What is a wire pulling head?
OSHA requires this category of safety gear, including hard hats, safety glasses, and voltage-rated rubber gloves, when working on or near live equipment.
What is Personal Protective Equipment (PPE)?
The allowable ampacity table for conductors.
What is 310.16?
The neutral carries this back in a wye configured 3 phase system
What is imbalance of current?
This fitting must be installed on conduit ends to protect conductor insulation during pulling.
What is a Bushing?
When connecting copper to aluminum conductors, this type of specialized connector or compound is required to prevent galvanic corrosion.
What is an AL/CU rated connector (or Anti-Oxidant Compound / De-ox)?
This 3-phase connection configuration features a 208V reading on the B phase but 120V on the A and C phase.
What is a High-Leg Delta (or Wild-Leg Delta)?