Air Shower

Air Showeris designed to supply Class 100 HEPA filtered air at high velocity it helps remove particulate matter from the personnel entering into the clean room. Air shower works as partial clean equipment installed at the partition between the clean room and non-clean rooms to shower the personnel or matters before entering the clean area. This unit helps to remove dust effectively and maintains the normal working status.

Air shower is available in various standard dimensions. The cabinet can be custom engineered to fit any size. These Showers are available in powder coated Mild Steel, SS 304 / 316 / 316L or a combination of both.

Standard Model Available :
Model No. Working Area (mm) Suitable Person No of Nozzle
and Diameter
Velocity Air Cleanliness
AS-001 800 x 750 x 1920 1 Person with one side blowing 6 nos nozzle one side and nozzle dia 38mm    
AS-002 800 x 950 x 1920 1 Person with two sides blowing 12 nos nozzle two sides and nozzle dia 38mm 18~25 mps ISO Class 5 (ISO 14644-1:1999(E)) /
AS-003 800 x 1150 x 1920 1 - 2 Persons with two sides blowing 16 nos nozzle two sides and nozzle dia 38mm   Class 100 (US FED STD 209E
AS-004 1500 x 1550 x 1920 2 - 3 Persons with two sides blowing 18 nos nozzle two sides and nozzle dia 38mm    
Technical Specification :
Supply filter : Imported Minipleat HEPA filter with hot melt technology, which conforms to EU-14 Grade at supply position with an efficiency rating better than 99.999% down to 0.3µ.
Pre-filter : Pre-filter are made from non-woven synthetic with HDPE mesh; conforms to EU 6 grade, with an efficiency rating better than 95% down to 5µ.
Motor
Alower Assembly :
Motor blower designed of statically and dynamically balanced for supply of sufficient capacity and static pressure to take care of airflow requirement for entire life of HEPA.
Differential Pressure Gauge : Dwyer Make Magnehelic Gauge (0 -25 mm: 1 No.) to monitor pressure drop across HEPA.
Lighting : Fluorescent light (250 Lux) at work surface
ON/OFF Switches : SS ON/OFF switches for motor & lights
Switch Socket : 6/15 amp single-phase switch socket use for external equipment
Control System : Interlocking system to ensure that both the doors cannot open at the same time & to ensure that both the doors stay locked during the time of air flow.
Time setting
for Air shower :
Time setting for air shower operation time (settable for 30 seconds to 5 minutes)
Emergency Operation : Emergency Stop will be provided
Door Opening : Straight entry – Straight exit and 90 degree door opening.
Operation mode : Automatic as well as manual mode
DOP Port : DOP test port at upstream of HEPA filter to personnel for carrying out the HEPA filter integrity test (with PAO Solution).
Door : SS 304 doors with double walled flush glass view panels and door closer
Electrical Supply : 230V AC 1-0 50HZ / 415V AC 3-0 50HZ
Noise Level : Less than 67 dB on scale ‘A’ when ambient is not greater than 55 dB on scale ‘A’
Vibration Level : Minimum
Optional Accessories :

Audio visual alarm indicating condition of HEPA filters

Clean down timer with operation hold indicator

VFD based control systems

Photohelicguage / Digital pressure gauge to monitor of pressure drop across filter.

Sodium vaporlamps

Flame proof fitting