Applications These motors are built for dependable operation in 4” diameter or larger water wells. Basic Features Single-phase Voltage 230 V 60 Hz, 220 V 50 Hz Three-phase Voltages 200 V, 230 V, 380 V, 575 V 60 Hz, 460/380 V 60/50 Hz Corrosion-Resistant Construction Stainless Steel Splined Shaft Hermetically-Sealed Windings Anti-Track Self-Healing Resin System Water Lubrication Filter Check Valve (Water Well) Kingsbury-type Thrust Bearing Pressure Equalizing Diaphragm Built-in Lightning Arrestors (single-phase) Removable Water-Bloc™ Lead installed in 60 Hz and dual frequency rated water well motors. Consult factory for additional leads NEMA Pump Mounting Dimensions UL 778 Recognized (North American Voltages) CSA C22.2 #108 Certified Sand Fighter Slinger Special Features 316 Stainless Steel: Special construction option for acid, low pH, and saline applications. Oil Stripper: Special construction option for secondary oil recovery wells, geothermal, or other applications with high ambient temperatures. Consult factory for details. World Wide Adaptability: All standard voltage and Hertz ratings are offered. Contact Franklin Electric for availability. Constant Pressure Options Use Franklin’s MonoDrive controller with 11⁄2 hp three-wire single-phase motors to provide constant water pressure. Three-phase motors can be used with SubDrive controllers to provide constant water pressure. Pollution Recovery Option Pollution Recovery motors are equipped for use in monitoring and recovery wells in which hydrocarbons and other chemicals may be present. Special Viton® rubber parts and other chemical resistant materials as listed in Construction Materials chart.#SpecsAccessoriesmotors-and-controls-catalog-m1748-.pdfM1300-4-inch-SS-07-09.pdfM1301-4in-High-Thrust-Brochure-0311-WEB.pdfM1311_60_Hz_AIM_12-14-WEB.pdf