Page 49 of Pumps by Duff Company

pumps pressure switches duff co pressure switches and control systems these electric control pressure switches are dependable and sure-acting for all water systems easy to install and easy to service each switch has a removable cover that exposes the entire mechanism and the electrical leads the contacts are of fine silver double break type that permit a more efficient flow of current ghg-2 fig no price 80/100 fsg-2 fsg-2 20/40 30/50 30/50 g5 30/50 p 40/60 30/50 m4 fig no 8229 8254 8267 50216 45486 8286 price gsg-2 25322 fig no price gsg-2 or ghg-2 20/40 30/50 40/60 50/70 60/80 8307 8317 8327 8347 8361 floatless liquid level control systems provides automatic low level cutoff protection for submersible pumps and deep well turbines liquid level submersible pump control system consists of a standard enclosed type lh induction relay which operates from two type e1-s insulated electrodes suspended at desired levels properly installed these components provide reliable automatic low level cutoff protection for submersible pumps and deep well turbines permits efficient operation at full capacity and eliminated danger of pumping air or sand type lh relay the lh relay is rated 1 hp single phase 110 or 220 volts and normally furnished in a nema 1 metal enclosure for control of a larger motor it can also be supplied in a common enclosure with an auxiliary relay without overload protection or with a magnet starter that has overload protection wiring diagrams and complete installation instruction are included with each control type e1-s electrodes made of brass or stainless steel these 2 long electrodes are assembled in molded plastic insulating shields and suspended at desired levels in well by means of suspension wire electrodes fig no 27964 10673 probes stainless steel brass unit wt 1 oz 1 oz price fig no relays operation application pump down submersible pump up open sys unit wt 4 lbs 4 lbs price suspension wire designed to provide maximum strength and insulation the wire is single conductor 18 gauge 41 strand copper with 4/64 vinyl insulation fig no 28163 for additional information call 610-275-4453 or fax 610-279-6299 please call for current prices price page 419

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