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5. Packing, transportation & storage
5.1 Supplied components
The complete set of tap-changer contains below parts
• Diverter switch
• Tap selector
• Motor drive unit (MDU), controller and connecting cables, transmission shafts, couplings, bevel
gear boxes and other transmission accessories
• Protection relay and accessories
• Special tools and accessories for tap-changer assembly
• Customer-required special accessories if any.
Please refer to the corresponding packing list delivered with the tap-changer for exact supplied
components.
Figure 5-1 set of SHZV tap changer
5.2 Transportation & acceptance
5.2.1 Transportation
• Packings is suitable for all common kinds of transportations. The boxes of tap selector and MDU
are allowed to be appropriately stacked during storage, and the load-bearing capacity of the box’s top
surface shall not exceed 500kg/m
2
.
• Boxes should be placed reasonably according to the position of the gravity center. When lifting it
up, the markings on the box must be observed (Figure 5-1).
Fi
gure 5-2 Example of markings on the box
When lifting and storing the boxes, people are not allowed to stand under or
near the boxes in case the boxes drop. All boxes must be stored properly and
Choose appropriate forklift and crane according to the dimension and gross
weight of the boxes.
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