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.

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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

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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

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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

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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

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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

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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

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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

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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

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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

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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

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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

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