Stanley Black & Decker CR27 user manual KV phase-to-phase Ft-in

ELECTRICAL HAZARDS

Table 1. Minimum approach distances from energized conductors for qualified line-clearance arborists and qualified line-clearance arborist trainees.

	Includes 1910.269		Includes 1910.269		Includes 1910.269
Nominal	elevation factor, sea		elevation factor,		elevation factor,
Voltage	level to 5000 ft1)		5001–10,000 ft1)		10,000–14,000 ft1)
kV phase-to-phase	ft-in	m	ft-in	m	ft-in	m
0.05–1.0	Avoid contact		Avoid contact		Avoid contact
1.1–15.0	2-04	0.71	2-08	0.81	2-10	0.86
15.1–36.0	2-09	0.84	3-02	0.97	3-05	1.04
36.1–46.0	3-00	0.92	3-05	1.04	3-09	1.14
46.1–72.5	3-09	1.14	4-03	1.30	4-07	1.40
72.6–121.0	4-06	1.37	5-02	1.58	5-07	1.70
138.0–145.0	5-02	1.58	5-11	1.80	6-05	1.96
161.0–169.0	6-00	1.83	6-10	2.08	7-05	2.26
230.0–242.0	7-11	2.41	9-00	2.75	9-09	2.97
345.0–362.0	13-02	4.02	15-00	4.58	16-03	4.96
500.0–550.0	19-00	5.80	21-09	6.63	23-06	7.17
765.0–800.0	27-04	8.34	31-03	9.53	33-10	10.32

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		Distance
kV phase-to-phase1)
	ft-in	m
0.0–1.0	10-00	3.05
1.1–15.0	10-00	3.05
15.1–36.0	10-00	3.05
36.1–50.0	10-00	3.05
50.1–72.5	10-09	3.28
72.6–121.0	12-04	3.76
138.0–145.0	13-02	4.00
161.0–169.0	14-00	4.24
230.0–242.0	16-05	4.97
345.0–362.0	20-05	6.17
500.0–550.0	26-08	8.05
785.0–800.0	35-00	10.55

1) Exceeds phase-to-ground.

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