Spring Return - Type BR Hydraulic Diaphragm

Series SR - Type BR - Hydraulic diaphragm dosing pump with internal safety valve

"BR" type hydraulic diaphragm metering pumps are suitable for use when the liquid to dose contains small suspended solids and when piston lackage are not accepted. Is included on the pump a safety valve for guarantee the diaphragm security against over pressure .The gearbox is a standard wormwheel reduction system coupled with a vertical mounted B14 shaped electric motor in accordance with UNEL-MEC specification. The mechanism for variation of the stroke length is a positive stroke spring return operated by an eccentric. Stroke adjustment can be done manually, electrically (4-20mA; Profibus) and pneumatically. Different multiple head units are available on request. All the series can be ATEX certified. 

 Type

Max. Capacity

Max. Pressure

 BR125N

108 Lt/h 10 Bar

 BR175N

418 Lt/h 14 Bar

 BR250N

1068 Lt/h 11 Bar

 

 Some standard  execution 41 43 29
 Pump head S.S.316 PVC PP
 Diaphragm PTFE PTFE PTFE
 Piston S.S.420 S.S.420 S.S.420
 Piston gasket AU/NBR AU/NBR AU/NBR
 Oil chamber All. All. All.
 Valve seat S.S.316 PVC PP
 Valve ball S.S.316 PYREX PYREX