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NSF/ANSI 49
Class II (Laminar Flow) Biosafety Cabinetry

Cabinet Style
A = Bench Unit With Base or Adjustable Legs Provided
B = Bench Unit Without Base or Adjustable Legs Provided
C = Console		 Window Type
H = Hinged
S = Sliding
F = Fixed		 Bench Height
NA = Not Applicable
NP = Not Provided

CBV = Concurrent Balance Value

Due to a change in nomenclature in NSF/ANSI 49 - 2002 “Class II (Laminar Flow) Biosafety Cabinetry,” Class II, Type A cabinets are now referred to as Class II, Type A1 and Class II, Types B3 and A/B3 cabinets as Class II, Type A2. Class II, Types B1 and B2 cabinets remain unchanged.

Biosafety cabinet models Listed under NSF/ANSI 49 are approved for use with a power supply of 115V/60Hz, unless otherwise noted. If biosafety cabinets have been approved for use with additional power supplies, the power supply will be indicated in the Official Listing.


 
Kewaunee Scientific Corporation 
2700 West Front Street
Statesville, NC 28677 
United States 
704-873-7202
Visit this company's website
Facility : Karnataka, India

Model
Number		 Cabinet
Type/Style		 Inflow
Velocity
(fpm)		 Downflow
Velocity
(fpm)		 CBV (cfm)
at Static
Pressure
(in w.g.)		 Cabinet
Width
ft.		 Window
Ht/Type
in.		 Bench
Ht
Max
in.		 Acceptable
Options
 
INT-B1400-2[1] [2] B2 A 100 - 110 55 - 65 937@2.4 4 8S 36 I.V. Pole
U.V. Light
INT-B2000-2[1] [2] B2 A 100 - 110 55 - 65 1416@2.0 6 8S 36 I.V. Pole
U.V. Light		 

[1] Also Certified for use with power supplies of 230V/50Hz and 230V/60Hz. Model numbers may
    be followed by -230 suffix.
[2] Inflow nominal set point of 105 fpm was established with a direct airflow reading
    instrument.  This nominal set point was confirmed using the manufacturer's recommended
    alternate method with thermal anemometer in a constricted (3 inch high) access opening
    (consult manufacturer for appropriate correction factor, if applicable), without
    adjusting cabinet airflow balance. Downflow nominal set point of 60 fpm was
    established with I.V. Pole and U.V. Light removed. This cabinet model was Certified to
    NSF/ANSI 49-2016.

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