Boom Auxiliary Arm
• Consists of a boom mast and arm of Epoxiglas® construction
• For mounting on an insulated boom
• For use on light construction when handling multiple conductors
• The two-legged mast can be mounted on square or rectangular shaped booms designed to handle 2,000lbs. or more
• If boom units of lesser ratings are employed, the lifting and maneuvering application of this unit must be reduced accordingly
• Mechanical rating for a balanced vertical load is 1,000pounds maximum or a limit of the boom arm in the position used, whichever is the least
• 10′ arm, recommended for brace use only, is rated at200 lbs. per conductor holder
• Chance C4000268 roller wire holders are used on theBoom Auxiliary Arm and Mast
• Each wine holder is rated for 100 lb. max. side load
Mechanical Rating
Rated working Load: 200 lb with Braces
Max Total Load:
– Balanced Vertical load – 1000 lb
– Side Load for Wire Holders – 100 lb
Electrical Rating
Glossy, Clean & Dry Epoxiglas
15 kV Phase to Phase (20 in min wire holder spacing)
34 kV Phase to Phase (20 in min wire holder spacing)
Part # | Description | Weight |
H486310 | 10′ Assembly with braces | 120 lb/54.0 kg. |
H48633 | Bipod-Arm clamp only | 12 1/2 lb./ 5.6 kg |
H48634 | Arm Brace Assembly only | 8 3/4lb./ 3.9 kg |
H4863 | 4′ Bipod Mast only with boom clamps | 64 lb./28.8 kg. |
C4000351 | 2 1/2′ x 10′ Horizontal Arm | 13 lb./10.35 kg. |