The Alfa Laval OptiLobe Rotary Lobe Pump is a cost-effective alternative for general applications that require gentle product treatment and easy serviceability. Versatile, dependable and energy efficient, this hygienic positive displacement pump enhances both process flexibility and operational reliability. The pump is designed according to the most stringent hygienic design standards and with verified, effective Cleaning-in-Place.
The OptiLobe pump is available with 10 different pump head displacements based on five different gearbox modules to handle flow rates up to 77 m3/h and differential pressures up to 8 bar.
TECHNICAL DATA
Standard specification
- Product wetted steel parts: W. 1.4404 (316L)
- Inside surface finish: Mech Ra ≤ 0.8
- Gear canister: Stainless steel
- Base plate: Stainless steel
- Coupling guard: Stainless steel
- Rotor: Tri-lobe
- Product wetted elastomers: EPDM
- Other elastomers: NBR
- Shaft seal: Single mechanical EasyFit
- Rotary seal face: Carbon
- Stationary seal face: Stainless steel
Shaft seals
- EasyFit single and single flush available. All options are fully front loading
- and interchangeable.
- Max flush pressure, single flush: 0.5 bar
- Water consumption, single flush: 0.5 l/min
- Flush connections: BSPT or NPT
Temperature
- Max process and CIP temperature (dependent on rotor selection) 130°C
- Motor
- Gear motor, 4 poles, to IEC metric standard, 50/60 Hz, suitable for frequency conversion, IP55, insulation class F.
Options
A. Single mechanical shaft seal with flush.
B. Silicon Carbide/Carbon seal faces.
C. Silicon Carbide/Silicon Carbide seal faces.
D. Product wetted elastomers in FPM.
E. Heating and cooling front cover.
F. Horizontal or vertical porting.
G. Stainless steel shroud covering coupling and motor.
H. Baseplate fitted with adjustable stainless steel ball feet.
Pump sizing
In order to correctly size a rotary lobe pump some essential information is required. Provision of this information listed below enables our
Technical Support personnel to obtain the optimum pump selection.
Product/Fluid Data
- Fluid to be pumped
- Viscosity
- Pumping temperature, minimum, normal and maximum
- Cleaning in Place temperature(s), minimum, normal and maximum
Performance Data
- Flow rate, minimum, normal and maximum
- Discharge head/pressure (closest to pump outlet)
- Suction condition
Glyanec