JLG 680S Operator Manual - Manual (Page 15)

SECTION 1 - SAFETY PRECAUTIONS
3121233 – JLG Lift – 1-5
• Maintain distance from electrical lines, apparatus, or any
energized (exposed or insulated) parts according to the
Minimum Approach Distance (MAD) as shown 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 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.