Snorkel MHP 15J, Operator'S Manual, Page: 4 / 70

page - ii MHP15J – 11995A
Electrical Hazard
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Minimum Safe Approach Distance
The MHP15J is an all metal boom, NOT ELECTRICALLY INSULATED , ae rial work plat form. DO NOT op -
er ate it near ELECTRICAL con duc tors. Re gard all con duc tors as be ing en er gized. Use the ta ble and il lus -
tra tion be low to de ter mine safe clear ance from elec tri cal con duc tors. (Ta ble 1 and Fig ure 3, be low, are
from ANSI/SIA A92.5–1992 Stan dard, re printed with per mis sion of Scaf fold In dus try As so ci a tion.)
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Table 1 - (M.S.A.D.)
Minimum Safe Approach Distance
to energized (exposed or insulated power lines)
Voltage range Minimum safe approach distance
(phase to phase)
(Feet) (Meters)
0 to 300V
Avoid contact
over 300v to 50kv
10
3.05
over 50kv to 200kv
15
4.60
over 200kv to 350kv
20
6.10
over 350kv to 500kv
25
7.62
over 500kv to 750kv
35
10.67
over 750kv to 1000kv
45
13.72
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Figure 3 - (M.S.A.D.)
Denotes prohibited zone
Danger:
Caution:
- Do not allow machine personnel or conductive
materials inside prohibited zone.
- Maintain M.S.A.D. From all energised lines and parts
as well as those shown.
- Assume all electrical parts and wires are energised
unless known otherwise.
- Diagrams shown are only for purposes of illustrating
M.S.A.D. Work positions, not all work positions.