with stone, brick, or concrete casing

Full Title

Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle > with stone, brick, or concrete casing

Classification Context

Section:

ELECTRICITY

Class:

GENERATION, CONVERSION, OR DISTRIBUTION OF ELECTRIC POWER

Subclass:

BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER