JLG M4069 Operator Manual - Manual (Page 16)

SECTION 1 - SAFETY PRECAUTIONS
1-6 – JLG Lift – 3121220
Electrocution Hazards
• This machine is not insulated and does not provide protec-
tion from contact or proximity to electrical current.
• Maintain safe clearance from electrical lines, apparatus, or
any energized (exposed or insulated) parts in accordance
with the Minimum Approach Distance (MAD) as specified in
Table 1-1.
• Allow for machine movement and electrical line swaying.
• Maintain a clearance of at least 10 ft. (3m) between any part
of the machine and its occupants, their tools, and their
equipment from any electrical line or apparatus carrying up
to 50,000 volts. One foot additional clearance is required for
every additional 30,000 volts or less.
Table 1-1.Minimum Approach Distances (M.A.D.)
Voltage Range
(Phase to Phase)
MINIMUM APPROACH DISTANCE
in Feet (Meters)
0 to 50KV 10 (3)
Over 50V to 200 KV 15 (5)
Over 200KV to 350 KV 20 (6)
Over 350 KV to 500 KV 25 (8)
Over 500 KV to 750 KV 35 (11)
Over 750 KV to 1000 KV 45 (14)
NOTE: This requirement shall apply except where
employer, local or governmental regulations are
more stringent.