DRAFT 7/12/05 - MHz Electronics, Inc

SH-110 Dry Scroll Vacuum PumpFigure 4GroundedOutletBoxGroundingPinGrounding Plug and OutletGroundedOutletExtension CordsIf you must use an extension cord with this product:❑ For this product, Vacuum Technologies recommendsusing only extension cords with a minimum of 16-gagewire and a maximum length of 25 feet (7.6 m).❑ Use only a 3-wire extension cord that will accept theplug.❑ Make sure your extension cord is in good condition.❑ Be sure the extension cord is rated high enough tocarry the current your product will draw. An undersizedcord will cause a drop in line voltage resulting inloss of power and overheating.WARNINGIf the product must be reconnectedfor use on a different type of electric circuit,the connector should be replacedby qualified service personnel.DRAFT 7/12/05Run CurrentsTypical run currents listed in Table 3 are approximatelyconstant from minimum to maximum intake pressure.Start CurrentTable 3SH-110 Typical Run CurrentsFrequency Low Voltage Range High Voltage Range90 V 100 V 115 V 126 V 180 V 200 V 230 V 252 V60 Hz 4.4 4.2 4.0 3.7 2.2 2.1 2.0 1.950 Hz 4.1 4.1 4.2 4.2 2.1 2.1 2.1 2.1Table 4 lists the typical SH-110 maximum starting currentand duration.Table 4 Typical SH-110 Maximum Starting Current andDuration @ 115 V50 Hz 60 HzCurrent (A) Time (ms) Current (A) Time (ms)24 250 26 25020