Stanley CR27 User Manual page 8

Table 1. Minimum approach distances from energized conductors for qualified line-clearance arborists and
qualified line-clearance arborist trainees.
Nominal
Voltage
kV phase-to-phase
0.05–1.0
1.1–15.0
15.1–36.0
36.1–46.0
46.1–72.5
72.6–121.0
138.0–145.0
161.0–169.0
230.0–242.0
345.0–362.0
500.0–550.0
765.0–800.0
1)
Exceeds phase-to-ground; elevation factor per 29 CFR 1910.269.
Table 2. Minimum approach distances to energized conductors for persons other than qualified line-clear-
ance arborists and qualified line-clearance arborist trainees.
Nominal Voltage
kV phase-to-phase
0.0–1.0
1.1–15.0
15.1–36.0
36.1–50.0
50.1–72.5
72.6–121.0
138.0–145.0
161.0–169.0
230.0–242.0
345.0–362.0
500.0–550.0
785.0–800.0
1)
Exceeds phase-to-ground.
8 ► CR27 User Manual
ELECTRICAL HAZARDS
Includes 1910.269
elevation factor, sea
level to 5000 ft )
1
ft-in m
Avoid contact
2-04 0.71
2-09 0.84
3-00 0.92
3-09 1.14
4-06 1.37
5-02 1.58
6-00 1.83
7-11 2.41
13-02 4.02
19-00 5.80
27-04 8.34
Distance
1)
ft-in
10-00
10-00
10-00
10-00
10-09
12-04
13-02
14-00
16-05
20-05
26-08
35-00
Includes 1910.269
elevation factor,
5001–10,000 ft )
1
ft-in m
Avoid contact
2-08 0.81 2-10
3-02 0.97 3-05
3-05 1.04 3-09
4-03 1.30 4-07
5-02 1.58 5-07
5-11 1.80 6-05
6-10 2.08 7-05
9-00 2.75 9-09
15-00 4.58 16-03
21-09 6.63 23-06
31-03 9.53 33-10
m
3.05
3.05
3.05
3.05
3.28
3.76
4.00
4.24
4.97
6.17
8.05
10.55
Includes 1910.269
elevation factor,
10,000–14,000 ft )
1
ft-in m
Avoid contact
0.86
1.04
1.14
1.40
1.70
1.96
2.26
2.97
4.96
7.17
10.32