Search results with tag "Stage pumps"
Module 4 - Centrifugal Fire Pumps
www.montgomerycountymd.govMar 25, 2015 · Two Stage Pumps . Two stage pumps were the standard in the Fire Service for many years and some departments still use them. MCFRS reserve apparatus may still have a two-stage arrangement. The primary difference between the two stages is the volume of water pumped at a range of pressures. MCFRS two-Stage pumps are typically rated to 1250 GPM.
OPERATING AND MAINTENANCE MANUAL
www.montgomerycountymd.govJul 17, 2003 · Single-Stage Pump Operation q q Hale single-stage pumps use a single impeller to develop the required volume and pressure. Figure 1-3 shows the flow of water through the Hale Qmax single-stage pump. Water enters the suction channels on both sides of the impeller, therebyq maintaining axial balance. Dual cutwaters on the
G&L Series SSV - G & L PUMPS(원일)
www.goulds.co.kr1 NPT D1 D2 L3 L1 L2 2 65c16 3cn DRAIN 3cn FILL VENT 3cn 2 HOLES 3c4 M1 Ç1c16n5c16 315c16 5Çcn M2 1c2 4 HOLES CAPACITOR COVER ON SINGLE PHASE ONL9 Çcn TECHNICAL MANUAL SSV Series Vertical Multi-Stage Pumps G&L
Centrifugal Pumps: Basic Concepts of Operation ...
www.plant-maintenance.comdiffusers are applied to multi-stage pumps. o The casings can be designed either as solid casings or split casings. Solid casing implies a design in which the entire casing including the discharge nozzle is all contained in one casting or fabricated piece. A split casing implies two or more parts are fastened together. When the
Two Stage Water Ring Vacuum Pump VWS II Series - PPI …
www.ppipumps.comppi systems vws-ii two stage pumps ppis contents data sheet page no. 1. safety instructions/warning 1 2. location of items 2 3. erection & installation procedure 3-4
IPUP A100 Instruction manual - PTB Sales - Vacuum ...
www.ptb-sales.com2 / 2 Alcatel Vacuum Technology France --- IPUP A100 Instruction manual IPUP A100 Special features l Multi-- -stage Roots technology. l Water-- -cooled motor. Multi---stage pump with roots technology l Established technology.