Minimum approach distances (m.a.d.) -6 – JLG 860SJ Operator Manual User Manual

Page 16

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SECTION 1 - SAFETY PRECAUTIONS

1-6

– JLG Lift –

3121630

• Maintain distance from electrical lines, apparatus, or any ener-

gized (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 equip-
ment 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.

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