ST 4 PRO ATEX 21

Motorised wet/dry vacuums with side channel turbine suitable for continuous use, even 24 hours a day. Multipurpose and multifunctional vacuum cleaners are able to vacuum dust and liquids without the need to remove the filter. Designed to meet all the needs of industry and ideal partners for general or specific machine cleaning thanks to its flexibility. 
  • 3,4 kW Three-phase powerful turbine
  • Suitable for continuous utilization 24/7 free of maintenance
  • Relief valve on series
  • Certified turbine category 2D
  • Vacuum certified category 2D for ATEX zone 21
  • On ATEX 21 versions filter chamber, tank and cover are build with AISI 304 Stainless Steel
  • Designed for Zone 20 internal and Zone 21 External
  • Silencer
  • Vacuum for dust and solids, suitable for general cleaning
  • Compact design for an excellent manoeuvrability, but sturdy manufacturing
  • M class conductive aluminized primary cartridge filter
  • Secondary filters for HEPA upgrade available
  • Filter protection to improve the cyclone effect
  • Semi-automatic filter cleaning shaking with pneu-mechanical piston
  • Tangential Inlet
  • Version with 50 liter quick-release collection tank
Technical Data
ST 4 MAXI ATEX 21
Motorization
Turbine
Marking
II 2D Ex tb IIIC T135°C Db IP65
Power
3.4
Voltage
400
Frequency
50/60
Amperage
6.7
Airflow -m3/h-
320
Depression -mbar-
220
Depression Max
320
ø Nozzle
Tangencial - ø 60 mm
Filter chamber diameter
ø460 mm
Dimension
80 x 60 x 140 cm
Weight
85 Kg
Filtering System
ST 4 MAXI ATEX 21
Line
PRO
Filter cleaning
Semi-Automatic Pneu-mechanical Piston
Primary filter - Surface
Cartridge
Filter media
18000
Filtration and properties
M Aluminized Conductive
Secondary filter
OPT
Conveyor System
ST 4 MAXI ATEX 21
Type of container
Tank
Capacity
50
Liquid stop
OPT
Discharge pipe
OPT
Interchangeability from drum to longopac
NO