Original Version
Rule 58.3-D4
58.3
D. Operating Mechanism
(4) Where
line switches are operated from the ground level by means of all–metal control
mechanisms without suitable insulating links or sections, an insulated platform
shall be provided unless such operating mechanism is effectively grounded.
Strikeout and Underline Version
Rule 58.3-D4
58.3
D. Operating Mechanism
(4) Where
line switches are operated from the ground level by means of all–metal control
mechanisms without suitable insulating links or sections,:
(a)
An insulated
platform shall be provided unless such operating mechanism is, or
(b)
The operating mechanism and non-insulated platform shall be bonded and effectively grounded.
Final Version
Rule 58.3-D4
58.3
D. Operating Mechanism
(4) Where
line switches are operated from the ground level by means of all–metal control
mechanisms without suitable insulating links or sections:
(a)
An insulated platform shall be provided, or
(b)
The operating mechanism and non-insulated platform shall be bonded and
effectively grounded.