System Riser Diagram. It shows the size of conduits wire size circuit breaker rating and other electrical devices rating of switches plugs outlets etc from the point of entry up to the small circuit branches on each level. 2 50 mm valves or larger.
A 2-inch valve is required on risers or mains that are 4 inches and larger. - search is the most efficient way to navigate the Engineering ToolBox. Standby generator 1250 kw 1562 kva 480277v diesel fuel m eglin standard smart meter s 200 amp open fused cutouts 150 amp fuses.
Other than that you will need a document in the form of electrical riser diagrams to show to electrical engineers if your building requires detailed electricity maintenance check every quarter because of Chicago city codes.
Metering to consist of a three phase 1200a main circuit breaker a three phase horizontal bus and 9-4 high meter stacks. It also identifies the wires by wire numbers or colour coding. 2 50 mm valves or larger. If your riser or diagram is more typical in naturenot indicating actual element properties or system information from the modelthen a drafting view is a good choice.
