A:Answer Hello Barbara, the MES8800FZ is not designed for 30 amp, you will need a minimum 40 amp circuit. We have the Electrical Requirements in greater detail beginning on page 6: https://content.webcollage.net/apps/cs/mini-site/bestbuy/module/maytagus/wcpc/mes8800fz/tab/docs-e6e5aa57/page//access.whirlpool.com/mr/MES8800FZ/InstallationInstruction_EN.pdf?asset-title=Installation+Instruction&from-pp=&index-in-collection=1&suppress-site-prefs=&collection-size=3&showtabs=§ion-type=document-gallery&enable-reporting=true&wc-target=&action=view-resource&channel-product-id=5700701