Injury Illness Prevention Plan - Flipbook - Page 90
Health and Safety Program Manual
Teamwrkx
Construction, Inc.
Issue Date: 10/16/23
Revision Date: 10/16/23
Electrical - Qualified
Arc Flash Safety
Reference: A-1
APPENDIX I
Limited Approach Boundary
Nominal system
voltage range,
phase to phase
Exposed movable
conductor
Exposed fixedcircuit part
Restricted
approach
boundary
(allowing for
accidental
movement)
Prohibited
approach
boundary
0 to 50 volts
51 to 300 volts
301 to 750 volts
751 volts to 15 KV
15.1 kV to 36 KV
36.1 KV to 46 kV
46.1 KV to 72.5 KV
72.6 KV to 121 KV
138 KV to 145 KV
161 KV to 169 KV
230 KV to 242 KV
345 KV to 262 KV
Not specified
10 ft. 0 in.
10 ft. 0 in.
10 ft. 0 in.
10 ft. 0 in.
10 ft. 0 in.
10 ft. 0 in.
10 ft. 8 in.
11 ft 0 in
11 ft 8 in.
13 ft. 0 in.
15 ft. 4 in
Not specified
3 ft. 6 in.
3 ft. 6 in.
5 ft. 0 in.
6 ft. 0 in
8 ft. 0 in
8 ft. 0 in.
8 ft. 0 in.
10 ft. 0 in.
11 ft. 8 in.
13 ft. 0 in.
15 ft. 4 in.
Not specified
Avoid contact
1 ft. 0 in.
2 ft. 2 in.
2 ft. 7 in.
2 ft 9 in.
3 ft 2 in.
3 ft. 3 in.
3 ft. 7 in
4 ft. 0 in.
5 ft. 3 in.
8ft. 6 in.
Not specified
Avoid contact
0 ft. 1 in.
0 ft. 7 in.
0 ft. 10 in.
1 ft. 5 in.
2 ft. 1 in.
2 ft. 8 in.
3 ft. 1 in.
3 ft. 6 in.
4 ft. 9 in.
8 ft. 0 in.
11
