85,000CFM (40m3/s) Mobile, Hydraulic, Stepping System Dust Collector

JMS-40-MHS. Overview.

The JMS-40-MHS (Mobile, Hydraulic, Stepping System) is a complete dust collection unit mounted on a compact skid base. It features a centrifugal exhaust fan to create 85,000CFM (40m³/s) @ 12iwg (-3kPa).

JMS 40 M-Series Range.

JMS-40-MDS (Mobile, Diesel, Skid)

JMS-40-MDT (Mobile, Diesel, Track)

JMS-40-MES (Mobile, Electric, Skid)

JMS-40-MHT (Mobile, Hybrid, Track)

Mobility. Hydraulic Stepping System

The Grydale JMS-40-MHS Mobile Hydraulic Stepping System Dust Collector is powered by a 380-480V electric motor. It features a centrifugal exhaust fan to create 85,000CFM (40m³/s) @ 12iwg (-3kPa).

Power. Electric 380-480V – 1000V

The JMS-40-MHS uses a 380-480V/1000V electric engine to power the centrifugal exhaust fan, and stepping system

Size. Key Dimensions.

  • Height: 157.5″ (4,000mm)
  • Width: 122.4″ (3,110mm)
  • Length: 517.1″ (13,135mm)
  • Mass: 46297.1 lbs (21T)

JMS-40-MHS. Key Features.

Air Volume:

85,000 CFM (40m3/s)

Centrifugal Fan:



380-480V/1000V Electric Motor

Air Intakes:

1 x 63″ (1600mm) Ø

Option: 4 x 20″ (508mm) Ø

Filtration System:

Filters: 48
Filter Surface Area: 13,950ft²

Filtration Efficiency: 99.99% at 0.067 micron

Dust Discharge System:

Hydraulic Reversible Auger
Auger Orientation: Side Option

Control and Monitoring System:

10″ Touch Screen Display

Safety Features:

2 x Emergency Stops plus

Emergency Stop Lanyard System

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More Information? Contact Us.

If you would like more information on any of our mobile dust collectors, please complete the form below.

We try to respond to requests on the same business day, however if your enquiry is urgent please call our team on +1 888 4793 253.