QL Rotary Lobe Portable Pump Assembly

The QL Series Rotary Lobe Portable Pump Assembly is designed to handle viscous products while meeting hygienic standards. This positive displacement pump is 3A approved and is built to EHEDG standards. The QL portable assembly comes standard with a single mechanical seal and a bi-wing rotor, however other seal and stator options are available by special order allowing you to tailor the pump to specific applications. Designed to be easy to clean, this pump is CIPable and has a removable front cover. This is a great pump for transferring cosmetics, syrups, pulps, sauces, purees, and more. The QL rotary lobe pump head is mounted on a heavy-duty stainless steel cart, and paired with an electric TEFC motor, and a NEMA 4X VFD. The QL portable assembly is designed for versatility, it can be moved around the processing plant and is perfect for transferring viscous product while retaining the ability to run CIP. 

QL Seal Types

The QL Rotary Lobe pump assemble comes standard single mechanical seal. The other seals are available by special order. 

Single Mechanical Seal

• Standard mechanical seal made of silicon carbide with EPDM elastomers
• Easy to access and maintain

O-Ring Seal

• Standard O-ring seal with a stainless steel sleeve and EPDM elastomers
• Cost-effective and easy to maintain
• For products under 150 psi (10 bar)

Lip Seal (in Teflon)

• Triple Lip seal with ceramic sleeve and EPDM elastomers
• For products under 150 psi (10 bar)
• For products that are oily, greasy, or others that can lubricate the seal

Rotors

Bi-Wing Standard Rotor	Tri-Lobe Rotor	Multi-Lobe Rotor	Single Wing Rotor
Standard rotor and suitable for most applications Not suggested when there is a combination of high speeds (over 300 rpm) and high viscosity	Designed for shear-sensitive products Improved performance at high speeds with high viscosity	Has multiple vanes which allow for reduced pulsation and a more accurate flow Designed for dosing applications	Designed for fluids containing suspended soft solids Limited to speeds up to 200 rpm Solids must not exceed 1/3 of the selected port size

No manual available for download.