VMAC Electric Metering Pumps

Williams Vmac™ Series model D is an Electric Driven, Chemical Injection, positive
displacement plunger pump utilizing double spring loaded lip seals and an integral
worm gear drive. It is available in 2 different standard gear ratios and
3 plunger sizes with flow up to 45.4 GPD (171.7 LPD) and pressure
up to 5,000 psi (344.7 bar). It is used for oil and gas production
facilities, pipelines, process plants, and other applications where
precise dosing is required.

FEATURES:

Plunger Sizes: 1/4″, 3/8″, and 1/2″
Durable metallic, powder coated, sealed housing designed to withstand tough environments and longer life
Robust metallic, worm gear drive coupled with variable eccentric stoke adjustment mechanism yields a
10:1 turndown ratio with smoother flow
Precision stroke adjustment can be operated while the pump is running or stopped
Steady State Accuracy ± 1% of full capacity over 10:1 turndown ratio
Proven Williams double sealing arrangement yields longer leak-free life when combined with ceramic plunger
(standard offering)
316SS Liquid end body for corrosion resistance
No packing to adjust
C-face with direct motor mount for perfect shaft alignment

Additional information on this product can be found here: Product brochure