Performance Parameters |
Purpose |
Biological safety cabinets are used to precisely control ventilation to sweep airborne particles produced during routine microbiological procedures away from the user while maintaining a controlled environment for the specimen |
Type of Configuration |
Freestanding |
Class of biosafety cabinet |
CLASS II(A2 TYPE) |
Type of air cleanliness class limits(air quality) in the working area |
ISO 14644 – 1 and 2 (Class 100) |
Noise level in dB |
54 |
Nominal inflow velocity in feet per min with air volume @450 cube feet/min |
100 |
Nominal down flow velocity in feet per min |
55 |
Direction of air flow |
Vertical |
Type of air flow pattern |
70% air recirculated through filter 30% air exhausted |
Pressure Monitoring System with pressure drop |
13-14 mm Hg pre fiber |
Material used for working area |
Stainless steel 304 grade |
Material used for the cabinet area |
Stainless steel 304 grade |
Type of Sterilization used in the cabinet |
UV Germicidal tube |
Type of illumination used for working surface |
UV tube lights with optical reflectors to ensure uniorm intensity distribution of the UV radiation throughout the cabinet along with white light. |
Intensity of light in lux |
≥ 900 |
Type of filter used for air supply and exhaust |
HEPA(High efficiency particulate air) and ULPA(Ultra Low Particulate Air) |
Pre filter provided |
Yes |
Filtration efficiency of HEPA filter |
99.99% for 0.3 micron particles |
Filtration efficiency of ULPA filter |
99.999% for 0.1 micron particles |
Maximum opening height of the sash (door) in mm (Put 0 if not applicable) |
0 |
Width of the working area in feet |
4ft and more |
Depth of the working area in feet |
2ft and more |
Height of the working area in feet |
2ft and more |
Type of Display |
LCD |
Front door |
clear, toughened sliding door of 5mm thickness |
Type of power supply in VAC, Hz |
230V ± 10V, 50Hz |
Automatic airflow adjustment provided |
Yes |
Microprocessor control of air velocities in real time with display provided |
Yes |
UV Lamp provided |
With separate switch |
Control system for the choice of timed UV exposure provided |
Yes |
The exposure time of UV light to be controlled through timer (in mins) |
15 |
Casing |
Epoxy coated CRCA frame |
Castors provided |
Yes |
Leveling jacks provided |
Yes |
Locking facility provided |
Yes |
Corrosion proof interior design and easy clean |
Yes |
Drain outlet with flexible hose |
Yes |
Inside space to provide full length hanging with removable shelves for storage or smaller items |
Yes |
Auto speed increase on the opening door for maintaining velocity |
Yes |
The time range to be controlled by the contol system for the choice of timed UV exposure (in mins) |
5-10 |
Biosafety cabinet should have smooth interior and exterior |
Yes |
Audio and visual alarms for HEPA filter failure |
Yes |
Bio saftey cabimet should have Provision for fitting taps |
Taps for vaccum, water and non combustible gas |
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