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Auxiliary gutter on service.
Auxiliary gutters can be used to supplement wiring spaces at meters switchboards and similar places as well as enclosed conductors or busbars.
My interpretation of an auxiliary gutter is a gutter made for and attached to the sides of an enclosure and they are always installed as a system with the cabinet.
Standard for wireways auxiliary gutters and associated fittings ul standard.
Electrical safety sizing a gutter for the proper fit is relatively easy.
There are two 4inch conduits feeding the bottom of the gutter with 4x600mcm conductors in parallel in each which pass straight through to the two 4inch nipples which connect to the bottom of the meter assembly feeding the 800 amp breaker.
The enclosure has hinged or removable covers for housing and protecting electrical wires cable and busbars.
How to calculate auxiliary gutter fill 366 22 a b categories.
A sheet metal enclosure used to supplement wiring spaces at meter centers distribution centers switchboards and similar points of wiring systems.
Standard 870 edition 9 edition date.
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This auxiliary gutter used as a pull box is 5ft long 14inches deep by 14inches in height.
A wireway by definition is installed as a separate system from the panel cabinet or other enclosure.
Auxiliary gutters used to supplement wiring spaces at meter centers distribution centers switchboards and simi lar points of wiring systems may enclose conductors or bus bars but shall not be used to enclose switches overcurrent devices or other appliances or apparatus.
Finally in 366 2 the code definition of what an auxiliary gutter is designed to be used with refers to meter centers distribution centers switchgear switchboards and similar points of wiring systems.
Scope summary of topics.
If they are installed in a wet location they must be suitable for a wet location.
All ul stds for canada.