All our products are manufactured in accordance with CE regulations - Die-cast aluminum housing protected by epoxy/anti-acid paint - Flow rate is achieved by operation of a dial control to adjust the stroke length rate from 10%-100% - The vertically motor drives the pump via a coupling (BP and BD series) - Standard motors are “TEFC”, 3 phase: 0.18 Kw - 0.25 Kw - 0.37 Kw - 0.55Kw -0.75 kW; 1400 rpm, Isolation Class F; Protection rating IP55 - Standard power supply: 230/400 Vca / 3 phase / 50 Hz - 275/480 Vca / 3 phase / 60 Hz - Other power supply options available upon request: 230 Vca Single-phase motors 50 or 60 Hz 110 Vca Single-phase 50 or 60 Hz - Tropicalized motors - Other options: Servo motor mechanism which accepts 4-20mA input to remotely control stroke length - Frequency inverter control.

 

Gm: Tread gas male BSPm

Valves type: AISI 316: single ball check valve, PVC and PVD: double ball check valve.
Standard power supply: 230 – 400 V three phase 50 Hz • 275 – 480 V three phase 60 Hz • isolation class F.

 

Mechanical diaphragm dosing pumps, stroke spring return length controlled by an eccentric gearbox. Easy and minimum maintenance required. A contained PTFE diaphragm ensures chemical compatibility with any dosed chemicals. Manual stroke adjustment and optional 4-20 mA automatic capacity control.

 

Features: Flow capacities of 56 to 535 l/h (14,80 to 141,4 GPH) at 50 Hz - 67 to 574 l/h (17,75 to 151,6 GPH) at 60 Hz • Pressure up to 12 bar (174 PSI) • Strokes: 60-60-103-103-120 at 50 Hz - 75-72-122-122 at 60 Hz • Stroke lengths: 7,9-8,5-10 mm - 3,1”-3,3”-3,9” • Motor Power range: 0,25 – 0,37 kW.

 

Characteristics:

 

SPRING RETURN MECHANICAL DIAPHRAGM METERING PUMPS ST-D SERIES / D SERIES
Mechanical diaphragm type pumps are suitable when: Pumped liquid is abrasive or contains suspended solid particles - Zero leakage is essential.

Pump head: Standard pump head materials are SS316, PVC and PP - Check valve assemblies (single or double ball) are designed for easy maintenance and access - Standard connections are Gas Male-BPSm threads.