Piping - Answers ___________ involves planning and installing the electrical raceway.
Wiring - Answers ________ involves planning, installing, and pulling the wires that connect logic,
control, and power circuits.
National Electrical Code (NEC) - Answers The __________ __________ ____ (___) is a broad code
regulating all electrical work in the United States, and it includes a section pertaining specifically to
conveyances.
American Society of Mechanical Engineers (ASME) - Answers __________ _______ __ __________
__________ (ASME) Safety Code for Elevators and Escalators, which governs all aspects of the
manufacture, installation, and maintenance of conveyances.
electrical - Answers The __________ work is usually divided into three sections: machine space ,
hoistway, and car.
Wireway - Answers __________ is a metal trough with a square or rectangular cross-section, which is
used to contain and protect the electrical wires.
duct / trough - Answers The terms ____ and ________ are commonly used by elevator constructors;
however, on architect's drawings and in the NEC, the term wireway is used to refer specifically to
electrical duct.
risers - Answers Vertical runs of conduit or wireway in the hoistway are called ______.
freight - Answers A ________ elevator with power operated doors usually
requires a separate riser for the door equipment.
final job layout - Answers The number of risers needed for a particular job appears on the _____ ___
______.
Rigid metal conduit (rigid) / Electrical metallic tubing (EMT) / Flexible metal conduit (flex or
greenfield) - Answers There are three types of metallic conduit used in elevator construction.
360 - Answers Conduit can be bent and cut as needed; however, the bends in a run of conduit
between access points must not exceed ___° according to NEC Article 358.24(B)
Rigid - Answers _____ is required in wet or hazardous locations. In explosion-proof installations,
which are defined
as class 1, NEC Article 501 requires the use of _____ conduit and threaded fittings.
EMT - Answers ___ cannot be threaded according to NEC Article 358.28(B), so it is fastened with
threadless couplings and
connectors.
EMT - Answers ___ has three basic designs of threadless connectors: set screw, push-on, and
compression.
Flexible metal conduit (flex) - Answers ________ ____ _________ (____) may be made of steel,
aluminum, or high-strength aluminum alloy.
Flex - Answers ____ is used to pipe limit switches , leveling switches , interlocks , and other devices
which must be movable for adjustment.
Liquid-Tight - Answers ______-_____is a flexible conduit coated with a plastic, liquid-tight, sunlight-
resistant outer covering. It is available in metallic
and non-metallic types.
Conduit Bodies - Answers ______ ______, often referred to as wire pull fittings are commonly used in
runs of rigid and EMT. Conduit bodies are furnished with metal covers and gaskets, which can be
removed to create pull points for installing wires.
pull elbows - Answers 90° ____ ______ are often used in tight corners, in which case you should take
extra care to ensure they are installed so that the cover is accessible.
Nipples - Answers ______ are used to connect electrical enclosures and fittings. The most common
types of nipples are pipe, chase, and offset.
bushings - Answers Conduit ________ are used to protect the insulation on wires from cuts and
abrasion
splice / branch - Answers Electrical boxes are enclosures used as ______ points and ______ points for
wiring
Take-up - Answers EMT benders are equipped with an arrow mark for making 90° bends. When using
the arrow mark, a measurement called ____-__ must be calculated to determine stub height