High vacuum unit and equipment

High vacuum systems, vacuum pumps and accessory components for high vacuum extraction from cleaning, hand tools and more.

The range consists of mobile and stationary high vacuum units, with compressed air cleaning or manually cleaned filter cartridges. In addition, annular chamber blowers, cleaning equipment and nozzles as well as piping components for the installation of central high-vacuum installations.

High vacuum systems

Gram high vacuum systems consist of mobile and stationary high vacuum units as well as side channel blowers for individual solutions.

High vacuum unit HS

High vacuum unit type HS is excellent for cleaning and extraction of dust and chips from e.g. electric or compressed-air tools. Is equipped with manual Roto-cleaning.
  • HS 3000 is intended for continuous operation
  • Separation degree larger than 99.8%
  • HS is delivered with manual Roto-cleaned cartridge filter
  • Filter area 3m³
  • Motor equipped with motor protection switch
  • Large range in vacuum cleaning equipment, e.g. ducts and hoses
  • Wide selection in floor, crevice and brush nozzles
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Side channel blower KMS

Side channel blower type KMS is used for continuous high-vacuum operation, e.g. in connection with Gram high-vacuum unit type HFU.
  • Side channel blower for continuous high-vacuum operation
  • Efficient as vacuum pump for cleaning tasks
  • Max. vacuum: 35,000Pa
  • Max. air: 1,230m³/h
  • Can be mounted in two directions
  • May be used for 60Hz operation
  • Available in 6 different sizes
  • Can be equipped with safety valve

High vacuum unit HFU and HFU-F

Complete high-vacuum unit that is especiallay suitable as central vacuumer for cleaning or hand-tool connection. Mounted on a strong transport platform.
  • Complete high-vacuum unit
  • HFU can also be part of stationary units
  • Built on a transport platform
  • Visual diiferential pressure monitoring
  • Is available with sack in dust container
  • Quicklock-adjustable dust container system

Equipment for side channel blowers

Complete range of sound enclosures with vacuum limiters as well as loose vacuum limiters for side channel blowers.

Sound enclosure VB-R-KMS

Sound enclosure type VB-R-KMS reduces the emitted noise from the side channel blower significantly. Suitable for both indoor and outdoor mounting.
  • Effizient sound enclosure for side channel blowers
  • Delivered incl. vacuum limiter
  • Incl. sound sluice for ventilation air for the electro motor
  • Internally lined with tested noise-damping material
  • Internally lined with tested flame retardant material
  • Delivered incl. mountings for firm surface
  • Easily moved by fork pockets
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Vacuum limiter GVRL

Vacuum limiter is used to ensure that the side channel blowers transport air constantly. The air is used to cool the side channel blower inside.
  • Available in 2 versions: GVRL 6 and GVRL 8
  • GVRL 6 relief: 550m³ at 30,000Pa
  • GVRL 8 relief: 1,300m³ at 30,000Pa
  • GVRL 6 is made with 2” connection
  • GVRL 8 is made with 3” connection
  • GVRL is delivered with spring set that is adjusted to the operation area

Cleaing equipment

Large range of accessories for high vacuum and cleaning

Reel HOSR

Reel in user-friendly ergonomic model for storage of high-vacuum hose for vacuum cleaning or hand tool extraction.
  • Spring-driven reeling
  • Pivotal wall fitting, approx. 90°
  • Adjustable hose stop for hose arm activation
  • Integrated closing damper that opens at hose hose pull
  • Micro-switch for start/stop activated by hose arm
  • Channel connection by hose connection ø50mm
  • Anti-static hose: 10,000 ohm/m
  • Incl. anti-static screw muff MUHO-050-050: 10,000 ohm
  • Surface: RAL 9022

Equipment for hose reel HOSR-E

Various equipment for hose reel type HOSR and HOSR-A
  • Flap valve type PLPA ø50mm
  • Hose coupling type HOPO ø38mm and ø50mm
  • Screw muff type MUHO ø38mm and ø50mm
  • Vacuum cleaner components type GMR ø50mm

High vacuum slot nozzles and extraction hoods

Wide range of extraction hoods and slot nozzles for high vacuum extraction of dust, fumes and vapours.

Slot nozzle VSPK-M

Gram slot nozzled type VSPK-M is used in connection high-pressure extraction. Consists o a 150mm slot nozzle with connection in either ø45mm or ø50mm with magnet.
  • Made with 150mm slot length
  • Distributes the air over the extraction slot
  • Magnet mounted on the underside of VSPK-M
  • Made in strong 1.5mm steel plate construction
  • Delivered in powder enamelled
  • Made in 2 different sizes

Slot nozzle VSPL-M

Gram slot nozzle type VSPL-M is used in connection with high-pressure extraction. Consists of a 300mm slot nozzle with connection in either ø45mm or ø50mm with magnet.
  • Made with 300mm slot length
  • Distributes the air above the suction slot
  • Magnet mounted on the underside of VSPL-M
  • Made in strong 1.5mm steel plate construction
  • Delivered powder enamelled
  • Delivered in 2 different sizes

Extraction slot with magnet SUS-M

Gram extraction slot with magnet type SUS-M is used in connection with medium and high-pressure extraction. Consists of a long extraction slot with connection in ø50mm.
  • Made with ø50mm extraction connection
  • Unique air distribution extraction slot
  • Magnet mounted on the underside
  • Constructed in 1.5mm steel plate construction
  • Delivered powder enamelled
  • Made in length 500mm
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Hood with steel hose and magnet KTS

Hood with steel hose and magnet type KTS is used at medium and high pressure extraction. Intended for the following processes: Welding, soldering and glueing.
  • Easily positionable
  • Equipped with steel hose
  • twistable steel hose
  • Steel hose with hood
  • Equipped with magnet
  • Hood and connection piece are powder enamelled
  • Available in 2 sizes

Dampers

Sliding damper for high-vacuum pipes MADA-HRK

Gram sliding damper type MADA-HRK is a manual sliding damper that can be used at medium and high pressure extraction. For process units, where gas/dust or particles are being transported.
  • Manual sliding damper with nipple connection
  • Sliding damper in galvanized cassette
  • User-friendly
  • Easy mounting
  • Suitable for gas/dust and larger particles
  • Standard available in 7 different diameters
  • Is available with mounted micro-switch
  • Many applications

Compressed-air controlled sliding damper AUDA-HRK

Sliding damper type AUDA-HRK is a compressed-air controlled sliding damper with 24V DC-coil with connection to high-vacuum ducts. For medium and high-pressure units at gas/dust and chips.
  • Compressed-air sliding damper
  • Sliding damper in galvanized cassette
  • Connection to high-vacuum ducts
  • User-friendly damper
  • Easy mounting
  • Suitable to gas/dust and larger particles
  • Standard available in 7 different diameters
  • Many applications

Duct components for high vacuum

Pipe programme for the construction of duct systems for use in high vacuum installations

Duct system components for high pressure H

Pipe program for the channel system construction for use at high-vacuum installations. All pipes and other components are galvanized and are thus electrically conductive.
  • For all pipes/channel components type H the following apply:
  • Galvanized surface
  • Wall thickness: 1.25 to 2mm
  • Temperature range: -30°C to +80°C
  • Vacuum: up to 50,000Pa
  • Fit all Gramm high-pressure valves
  • Fit pneumatic and electrically powered slinding valves
  • Sealing clamps are also available in electrically conductive versions