Specifications for Gilbert Electrical Systems Pad-Mounted Metal Enclosure

This specification covers the design and construction of factory assembled pad-mounted metal enclosures.

2.1 Enclosure to be tamper resistant and weather resistant. There are to be no exposed screws or bolts.
2.2 Enclosure to be constructed of a minimum of 11 gauge mild steel.
2.3 Enclosure to be of bolted construction.
2.4 Enclosure design to utilize welded spreader frames at top and bottom.
2.5 All panels and doors to have formed edges.
2.6 All external fasteners to be stainless steel.
2.7 Roof to be domed to shed water.
2.8 Construction to allow additional unit(s) to be added on to the existing enclosure at a later date.
2.9 Enclosure to be shipped completely factory assembled with lifting provisions. When specified, the assembly is to be mounted on a 4" steel channel skid with lifting provisions.

3.1 All door openings to be a minimum of 40" square. Larger sizes are available.
3.2 A recessed penta-head bolt to be provided on all doors when specified. Dead-front construction to be provided when specified.
3.3 Two doors to be provided on each unit as a standard. Side panels may be substituted for doors when requested.
3.4 Door hinge to have a minimum of 0.375" diameter stainless steel.
3.5 Doors to have a positive 3-point latching mechanism.
3.6 Door handles to be capable of accepting a padlock handle to have 0.312" square shaft.

4.1 Enclosure to have adequate venting to dissipate the heat of the enclosed equipment.
4.2 Vent openings to be covered on inside with perforated aluminum screen.

5.1 Red Oxide Primer.
5.2 Paint to be silicone enamel. Color to be green, Munsell # 7GY3.2/1.5.
5.3 Paint thickness to be 3.0 mils minimum after drying.
5.4 Paint must meet ANSI standard C57.12.28-1988.