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Subrack design from standard mill finish aluminium products

Specs

3RU 19″ Subrack
21 x 20mm wide slots
20mm front recess

Using
20 x 20 x 1.6 mm Angle
20 x 1.6 mm Flat bar
16 x 16 x 1.6 mm Angle
1.6 mm Flat sheet (132x 220 x 1.6)

FR4 160 x 100 x 1.6 mm PCB

BOM

Side Rails for rack
2 by 132mm x 20,20,1.6 L profile

Side Panels
2 by 220 x 132 x 1.6 mm sheet

Cross Rails
4 by 439.8mm x 16,16,1.6 L profile

Links

Concept Drawings

CAD Drawings

2 Power supplies, 4 way and 12 way backframe

Back-plane

Card

mind bending card flat cut

Angle Joining

Card Alignment