Main pump is a two-stage balanced centrifugal turbine pump which is composed of two impellers, guide vane and casing.
High speed rotation of two impellers in water pump produces high water pressure which is necessary for firefighting service.
2. Pump Specification
Manufacture : Morita Corporation
Pump Model : ME-5
Design : Two-stage centrifugal balanced turbine pump
Required Rotation Speed : 2,550rpm
Required Torque from PTO : Not less than 84PS
Discharge volume (Note: Suction head 3m): 2850L/min at 10bar
Impeller, Vane : 7 pcs
Guide Vane : 6 pcs
Housing and impeller : Bronze or FCD with anti-corrosion treatment
Pump shaft : Stainless steel & fitted with gland
Volute Casing : Bronze or FCD with anti-corrosion treatment
Pump Drive : Vehicle engine through Power Take Off of the chassis
3. Priming Pump
The priming pump fitted to the firewater pump is a robust, maintenance free piston type one with aluminum casting, and is propelled by the pump drive shaft simultaneously and transmitted by an electro-magnetic clutch.
A single button starts the priming system and the integrated safety feature performs the disengagement automatically.
Model : MORITA MPDV-90
Type : Piston pump
Displacement volume : 970cc/revolution
Rated speed : 1,600rpm
Priming time : Within 29 Sec