NIetz Electric Co.,Ltd
Soft starter SSN/SSA serie User Manual
8
3.2 Installation
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Direction and Distance
The product must be vertically installed. There should be enough space to dissipate the heat,as
shown in figure 3-1. For the cabinet product, there should be a certain distance between back
door of the product and wall. Therefore it is easy to maintain .
Figure3-1
◆
Cabinet installation
If the product is installed in the cabinet, make sure there are good ventilation in the cabinet.
The products can be installed vertically or horizontally. Horizontal layout shows in Figure 3-2.
Vertical layout shows in Figure 3-3. User can adopt any of them.
Note: If the vertical layout is adopted (especial in fan air cooling mode), a clapboard should
be installed between them to avoid that the upper starter is affected by heat generated by the
lower starter.
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