Maximum Usage Voltage - hdbk109220040036

DOE-HDBK-1092-2004

2.12.5 MAXIMUM USAGE VOLTAGE

Maximum usage voltage phase-to-phase or phase-to-ground for insulating blankets, mats,

covers, line hose, sleeves, and gloves shall be as follows:

Class

Voltage

Label Color

500

Beige

1,000

Red

7,500

White

17,500

Yellow

26,500

Green

36,000

Orange

2.12.6 MAXIMUM USAGE VOLTAGE FOR LIVE-LINE TOOLS

Maximum usage voltage per foot of length and phase-to-phase or phase-to-ground for live-line

tools shall be as follows:

1. Tools with wooden handles

69 kV

2. Tools with fiberglass handles

93 kV

2.12.7 RUBBER-INSULATED GLOVES

Whenever rubber-insulated protective gloves are required, approved protective gloves shall also

be worn (See Appendix C) for those conditions where rubber-insulated protective gloves can be

used without protectors.

2.12.8 STORAGE

Electrical insulating and protective clothing and equipment should be stored lying flat,

undistorted, right-side out, and unfolded, as appropriate, in protective containers. Blankets may

be stored rolled provided the inner diameter of the roll is at least 2 in.

Rubber goods shall be stored in a location as cool, dark, and dry as possible. The location shall

be as free as practicable from ozone, chemicals, oils, solvents, damaging vapors and fumes,

and away from electrical discharges and sunlight. Rubber gloves should be stored cuff-down in

a bag, box, or container designed for rubber glove storage. Rubber gloves may be kept inside of

2.12.9 SAFETY SHOES, HARDHATS, AND GLASSES

Safety shoes, hardhats, and safety glasses worn by electrical workers shall meet the

requirements of ANSI Z41, ANSI Z89.1, and ANSI Z87.1 specifications, respectively.

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