ESCO AB2-4S3 Biosafety Cabinets (Class II, 220-240VAC, 60Hz, 308W)

Nominal Size: 1.2 meters (3')

External Dimension (W x D x H):

Without Base Stand: 1340 x 811 x 1460 mm

With Optional Base Stand, 711mm (28”) type: 1340 x 811 x 2171 mm

Internal Work Area: 1270 x 545 x 670 mm

Internal Work Area Space: 0.58 m²

Tested and Working Opening: 173 mm (6.8") and 198 mm (7.8")

Average Airflow Velocity:

Inflow: 0.53 m/s (105 fpm) at initial setpoint

Downflow: 0.33 m/s (65 fpm) at initial setpoint with uniformity of better than +/- 20%

Airflow Volume:

Inflow 419 m3 /h

Downflow 815 m3 /h

Concurrent Balance Value Exhaust Volume at corresponding Static Pressure Note: Use this for HVAC sizing: 1234 m3 /h

Minimum exhaust static pressure for clean exhaust filter: 364 Pa / 1.5 in H₂O

Static Pressure with additional 174 Pa (0.7 in H₂O) required by NSF/ANSI 49:2008: 538 Pa / 2.2 in H₂O Note: Use this for HVAC sizing

Downflow ULPA Filter Typical Efficiency: >99.999% for particle size between 0.1 to 0.3 microns

Exhaust HEPA Filter Typical Efficiency: >99.99% at 0.3 microns

Sound Emission:

NSF/ANSI 49: <59 dBA

EN 12469: <56 dBA

Fluorescent Light Intensity At Zero Ambient: >1000 Lux

Cabinet Construction:

Main Body: 1.2 mm (0.05") 18 gauge electro-galvanized steel with Isocide white oven-baked epoxy-polyester powder-coating

Work Zone: Stainless steel Type 304 with No.4 finish

Electrical: 220-240V, AC, 60Hz, 1ø

Cabinet Full Load Amps (FLA): 2 A

Cabinet Nominal Power: 308 W

Net Weight: 229 kg

Datasheet