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Hello there can you please help me in providing the bellow information for standard chilled water pumps built as per HI Institue 1. What is the advantage of endsuction pumps over split case pumps 2. What is the advantage of split case pumps over end suction pumps? 3. when and where are...

Dear All Thanks for the reply and my apology for posting in three forums i am gonna remove them now regards

Hello everbody can anyone please help me in answering the below questions 1. what is the logic behind number of start/stops for domestic water pumps, is there any formula or calculations for the same ? 2. How to calculate the expansion tank size for the booster pumps, is the tanks size also...

Hello everbody can anyone please help me in answering the below questions 1. what is the logic behind number of start/stops for domestic water pumps, is there any formula or calculations for the same ? 2. How to calculate the expansion tank size for the booster pumps, is the tanks size also...

Hello everbody can anyone please help me in answering the below questions 1. what is the logic behind number of start/stops for domestic water pumps, is there any formula or calculations for the same ? 2. How to calculate the expansion tank size for the booster pumps, is the tanks size also...

Thanks For the Reply Do you mean to say that all motors which run on VFD will be derated we cannot use the 1SF motor for variable speed as the output of the motor reduces please advice

hi there i was told that any motor rated for 1.15 service factor when connects to AFD; its service factor will reduce to 1.0. It applies to all motor manufacturers regardless the motor brand. can someone please explain the reason for this reduction i am from a mechanical background and i...

You need to be more specific on your questions there could be be many problems because of fluctuation on the suction NPSH probelem isone of them which leads to cavitation of pump but again please be specific on your question