JLG X550AJ Operator Manual - Manual (Page 15)

SECTION 1 - SAFETY PRECAUTIONS
3128791 – JLG Lift – 1-5
Electrocution Hazards
• This machine is not insulated and does not provide
protection from contact or proximity to electrical cur-
rent.
• Maintain safe distance from electrical lines, apparatus,
or any energized (exposed or insulated) parts accord-
ing to the Minimum Approach Distance (MAD) as
shown in Table 1-1.
• Allow for machine movement and electrical line sway-
ing.
• 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 car-
rying 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 50 KV 10 (3)
Over 50KV to 200 KV 15 (5)
Over 200 KV 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.