Pictorial Glossary

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Vydal: Siemens, s.r.o. Autor: Siemens Industry

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Poznámky redaktora
One mill equal 1/1000 inch. MCM 1000 circular mils (also shown as 1 kcmil). Main Lugs MCM Abbreviation for thousand circular mils. Main Breaker Main Lug Only designation given indicate that main breaker main switch not included. For example, the metric unit prefix kilo can added meter form unit length (kilometer) equal 1000 meters.The circular mill area a solid, round conductor calculated squaring the conductor’s diameter (in mills).21 Main Breaker The circuit breaker upstream from load center, panelboard, switchboard, switchgear other equipment that supplies the full current for that equipment. Circular mills are used to designate the cross-sectional area round conductor. Metric unit prefixes are associated with powers ten. Metric Unit Prefix Examples . Metric Unit Prefix prefix added unit measure increase decrease the size that unit measure