je.st
news
Tag: grounding
Interior Equipment Grounding for Park Trailers
2018-10-01 22:27:21| Electrical Construction & Maintenance
Before reading Sec. 552.56 of the 2017 NEC, review the definitions of bonding and grounding in Art. 100 to avoid confusion and errors.
Tags: park
equipment
interior
trailers
Neutral Grounding of Dry-Type Ventilated Transformers
2018-04-30 17:26:27| Electrical Construction & Maintenance
What NEC Sec. 450.10 means to manufacturers and installers
Tags: neutral
transformers
grounding
ventilated
Code Quiz: Grounding Electric Signs and Outline Lighting Systems
2018-04-05 01:26:13| Electrical Construction & Maintenance
Metal parts of a building ________ be permitted as an equipment grounding conductor (EGC) or as a secondary return conductor with respect to electric signs and outline lighting.A) shall not B) shall C) may D) may not Scroll down to see the answer
Tags: code
systems
electric
signs
Code Quiz: Bonding & Grounding Paths
2018-03-22 01:25:45| Electrical Construction & Maintenance
When bonding metal moving parts of cranes, monorail hoists, hoists, and accessories, including pendant controls, these moving parts (other than removable accessories, or attachments that have metal-to-metal bearing surfaces) shall be considered to be
Whats Wrong Here? Hint: Grounding Gone Awry
2018-03-16 23:24:44| Electrical Construction & Maintenance
Think you know how this installation violates the NEC?
Tags: wrong
hint
grounding
awry
Sites : [1] [2] [3] [4] [5] [6] [7] [8] [9] [10] [11] [12] [13] next »