Steven Owen

Steven
Owen
Articles
Code Quiz: GFCI Protection for Personnel 
What situation can 15A and 20A, 125V, single-phase receptacles be installed without GFCI protection?
Code Quiz: Conductors in Luminaire Outlet Boxes  1
What, if any, is the temperature limit of conductors installed in luminaire outlet boxes?
Code Quiz: Connection of LED Luminaires  1
LED luminaires supported independently of the outlet box shall be connected to the branch circuit by which of the following methods?
Code Quiz: Ampacities of Conductors Rated 2,001V to 35,000V 
When determining ampacities of conductors rated between 2,001V and 35,000V, where shields are grounded at more than one point...
Code Quiz: Ampacities of Conductors Rated 2,001V to 35kV 
When determining ampacities of conductors for underground circuits rated between 2,001V and 35,000V, where burial depths are modified from the values shown in a figure or table
Code Quiz: Rules for Receptacle Mounting  3
When using screws for the purpose of attaching receptacles to a box, the screws shall be of the type provided with a listed receptacle, or shall be _______ screws having ______ threads per inch or part of a listed assembly in accordance with the manufacturer’s listing instructions.
Code Quiz: Receptacle Mounting Requirements 
In accordance with Sec. 406.5 of the 2014 Edition of the NEC, receptacles shall be mounted in ______ boxes or _______.
Code Quiz: Proper Installation of an Isolated Ground Receptacle  3
Isolated ground receptacles installed in nonmetallic boxes shall be covered with a _________.
Code Quiz: Boxes and Faceplates 
Faceplates provided for snap switches mounted in boxes shall be installed so as to _________ cover the opening, and where the switch is flush mounted, seat against the finished surface.
Code Quiz: Approved Wiring Methods in Marinas and Boatyards 
With respect to wiring methods and materials for marinas and boatyards, when using portable power cables, the power cables shall be rated not less than ___ , and listed for both wet location and sunlight resistance as part of the overall requirements?
Code Quiz: Skin-Effect Heating and Pull Boxes 
For skin-effect heating, pull boxes installed for pulling the electrically insulated conductor in the ferromagnetic envelope shall be permitted to be buried under the thermal insulation, provided their locations are indicated by ________ markings on the insulation jacket surface and on drawings.
Code Quiz: Identification of Fixed Electric Heating Equipment 
The presence of electrically heated pipelines, vessels, or both, shall be evident by posting of appropriate ________ signs or markings at intervals not exceeding ___ along the pipeline or vessel and on or adjacent to equipment in the piping systems that require periodic servicing.
Code Quiz: Definition of Hermetic Refrigerant Motor Compressor  1
A hermetic refrigerant motor compressor consists of a compressor and motor, both of which must be enclosed in _____ ______ ______, with no external shaft or shaft seals, with the motor operating in the refrigerant.
Code Quiz: Definition of Voltage to Ground  1
As per the definition in Art. 100 of the 2014 NEC, what is the voltage to ground value on a circuit in a 480V ungrounded system.
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