Catalog Model 7-42 Hdl - Will Burt 7-30 HDL Operating Instructions Manual

10.4.2

Catalog Model 7-42 HDL

Pneumatic Mast with Remote Locking System
Mast
• 7-42 HDL Pneumatic Mast with Remote Locking System
• Nest Height = 7 ft. 8 in. [2.33 m]
• Fully Extended Height = 41 ft. 3 in. [12.58 m]
• No. of Tubes = 9
• Tube Set = 3.00" – 9.00"
• Max Payload Capacity = 200 lb. [90.7 kg]
Survival Wind Speed Assumptions
• Payload Weight = 200 lb. [90.7 kg]
• Payload Coefficient of Drag = 1.3
• Payload centroid is on mast axis and 12" [304.8 mm] above top of mast
• Mast securely constrained at bottom of mast as well as approximately 5" [127 mm] below collar of base tube by WB supplied
hardware or equivalent
• 0 degree mast base deployment angle
• All wind speeds measured at 33 ft above ground level
• Cabling is secured together and fixed to the mast
• Survival wind speed will be reduced for increasing payload centroid distance above top of mast
• This analysis does not include any evaluation of the stability of a trailer, the trailer, outriggers, and anchors are assumed
fixed.
TP-5580101-A
FEBRUARY 2022
PNEUMATIC MAST WITH REMOTE LOCKING SYSTEM
7-42 Heavy Duty Locking
Survival Wind Speed
Performance Curve
OPERATING INSTRUCTIONS
Guying Kit
• WB P/N: 5221601
• 2-level, 4-way guying to 3.75" and 6.00" collars
• 30 ft. [9.14 m] guying radius
• 3/16" steel guy lines
• (4) 6" Screw Anchors
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