12 of unit-type products are mounted to a single frame. As a completely single unit, this product can be independently used.

With control panel attached to the center of product, product statue and operation conditions can be visually checked for convenience of use. Each of the unit-type products mounted on the frame independently operates. Therefore, in case of problem occurrence, repair can be administered by stopping only the unit with defect. It does not need the entire product to be turned off. So, this stable product is advantageous in terms of flexible handling of the possible occurrence of safety-related accidents.