MF Booster Set are hydro-pneumatic operation (i.e. pressure switch operated). With a maximum recommended four pumps & jockey pump.
Any combination of pump operation is available:-
DS (duty/standby) 100% each pump
DA (duty/assist) 50% each pump
DAA (duty/assist/assist) 33.3% each pump
DAS (duty/assist/standby) 50% each pump
DAAA (duty/assist/assist/assist) 25% each
DAAS (duty/assist/assist/standby) 33.3% each
With a jockey pump normally selected to provide 10% of duty for larger flows usually above 10 l/s.
Pumps are either end-suction, horizontal multistage or vertical multistage - application and duty dependant.
The accumulator is full sized to provide maximum storage and reduce pump starts on small demands.
Pipework is stainless steel.
Standard control panel is IP65 & switched as volt free contacts for all alarm states & low level protection contacts.
Sets available with optional WRAS approved break tank sized to suit demand. Break tanks mounted over up to 3000 litres nominal capacity & alongside up to 9000 litres capacity.
Recommended extras include:-
WRAS listed pressure reducing valves
WRAS approved potable water standard flexibles
WRAS listed low water float switches
Designed to supply cold water to bib taps, hose reels irrigation and any application with a start/stop demand.
Typically supplied with 230/1/50 stainless steel horizontal multistage pumps from 0.55 kW - 1.1 kW
The fluid controller starts the pump on demand & continues to run until the demand stops. The controller also incorporates low water protection & three indicator lamps:-
Green: mains power
Yellow: pump run
Red: fault lamps
NB. These units are not suitable for applications that have cistern valves i.e. WC's or where expansion vessels are fitted.