1. Implementation Standard: in IEC 62885-7-2020, Chapter 6.2,6.4.3 Test Method Manufacture

2. The test bench is made of 40X40 standard aluminum profile and test board.

3. The frame is assembled from 15mm-20mm pine planks without any treatment. The size of the inner frame is 2000mm, the inner width is 1150mm, the height of the fence is 300mm, the color of the inner part of the fence is 18% gray.

4. The tunnel ruler is made of 15mm-20mm pine plank without any treatment. Size 1150mm x 665mm x 20mm height 150MM.

5. high-test adjustment: 40X40 spacer.

6、 Gap Piece Specification: 4x1004x508x204x104x5 unit: MM

7, minimum gap increment is 2mm 8, tunnel floor: Ceiling 9, underframe with brake fixed casters