d&b V-Series - Manual (Page 4)

1.1. Intended use
The V-Series rigging components (Flying frame, Load adapter,
Locking pins) must only be used in conjunction with d&b V-Series
loudspeakers as described in this manual.
1.2. General safety
Installation and setup should only be carried out by qualified and
authorized personnel observing the valid national Rules for the
Prevention of Accidents (RPA).
It is the responsibility of the person installing the assembly to ensure
that the suspension/fixing points are suitable for the intended use.
Always carry out a visual and functional inspection of the items
before use. In case there is any doubt as to the proper functioning
and safety of the items, these must be withdrawn from use
immediately.
Please also refer to Þ Chapter 7. "Care and maintenance /
Disposal" on page 43.
1.3. Load capacity/System safety
NOTICE!
The Z5380 V Flying frame is designed to suspend a total of 24 x
V-TOP cabinets which corresponds to a total system weight of
860 kg (1896 lb) – SWL.
The rigging components allow arrays of up to 10 x V-TOP cabinets
with a total system weight of 340 kg (750 lb) to be flown in any
vertical splay angle configuration between the cabinets.
For any other array configuration the load conditions within the
array have to be checked using the d&b ArrayCalc simulation
software.
1.4. Wind loads
WARNING!
Potential risk of personal injury and material
damage!
Flying loudspeakers overhead at wind forces higher than 6 bft
(22-27 knots, 39-49 km/h, 25-31 mph) is not recommended.
If the wind force exceeds 8 bft (34-40 knots, 62-74 km/h,
39-46 mph):
– Make sure that no person remains in the vicinity of the array.
– Lower and secure the array.
1. Safety
d&b V-Series Rigging manual (1.9 EN) 4