BGE Code Compliance & Standards 4

Question 1

BGE is required to file vegetation management compliance reports under which federal regulatory framework for transmission lines?

Accepted Answer

NERC FAC-003

Answer

NERC Reliability Standard FAC-003 requires transmission owners like BGE to maintain vegetation clearances to prevent outages on the bulk electric system.

Question 2

According to NFPA 70E, which term describes the distance from an energized component within which an arc flash could cause a second-degree burn?

Accepted Answer

Arc flash boundary

Answer

The arc flash boundary is the distance at which an arc flash incident could deliver 1.2 cal/cm² of energy, sufficient to cause a second-degree burn.

Question 3

Under the Maryland Public Service Commission regulations, BGE must provide advance notice to customers before a planned outage of what minimum duration?

Accepted Answer

48 hours

Answer

Maryland PSC rules require BGE to notify affected customers at least 48 hours in advance of a planned service interruption.

Question 4

Which OSHA standard specifically addresses lockout/tagout (LOTO) procedures for the control of hazardous energy during equipment maintenance at BGE facilities?

Accepted Answer

29 CFR 1910.147

Answer

OSHA 29 CFR 1910.147 (Control of Hazardous Energy) establishes lockout/tagout requirements for equipment maintenance to prevent unexpected energization.

Question 5

A BGE substation transformer nameplate shows an impedance of 5.75%. Under IEEE C57.12.00, this value is primarily used to calculate:

Accepted Answer

Available short-circuit current during a fault

Answer

Transformer impedance (percent Z) is used to calculate the maximum available fault current, which determines protective relay and fuse settings.

(BGE) Baltimore Gas and Electric Practice Test

(BGE) Baltimore Gas and Electric Practice Test

BGE Code Compliance & Standards 4