GENERAL DESCRIPTION
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MICROCLIMATE SPECIFICATIONS
Model MCB-1.2-.33-.33-H/AC
MCB - MicroClimate Benchtop
1.2 - 1.2 cubic feet of work space (excluding sensors)
.33-.33 - .33 HP HFC-404A, .33 HP R-508B Cascade Refrigeration System
H/AC - Hermetic Compressors, Air Cooled Condenser
Temperature Range: -70°C (-94°F) to +190°C (+375°F)
Control Stability: ±0.5°C from -50°C to +190°C, ±1°C below -50°C, at steady state
conditions after stabilization.
Temperature Performance: Temperature pulldown from +24°C (+75°F) to:
(Non-humidity operation) -40°C (-40°F) in 20 minutes
-54°C (-65°F) in 25 minutes
-68°C (-90°F) in 40 minutes
Temperature heat-up from:
+24°C (+75°F) to + 94°C (+200°F) in 10 minutes
+24°C (+75°F) to +190°C (+375°F) in 35 minutes
-34°C (-30°F) to + 24°C (+ 75°F) in 10 minutes
-68°C (-90°F) to + 24°C (+ 75°F) in 15 minutes
(Based on +24°C/+75°F ambient, 115 V service, and use of
included accessories. Some accessories may affect performance.)
Live Load Capacity: 175 watts at -40°C (-40°F)
100 watts at -54°C (-65°F)
Interior Dimensions: 16” wide x 11” deep x 12” high
(40.64 cm wide x 28 cm deep x 30 cm high)
Exterior Dimensions: 36.75” wide x 24.5” deep x 28” high
(93 cm wide x 62 cm deep x 71 cm high)
(Addition of certain accessories may increase dimensions)
Shipping Weight: Approximately 285 pounds/129 kilograms
Heat Rejection: Approximately 1,300 watts (4,500 BTU/hr) maximum during cooling
operation.
Utility Requirements: 115 volts (±5%), Single Phase, 60 Hertz, with dedicated
20 amp service required
230 volts (±5%), Single Phase, 50 Hertz, with dedicated
16 amp service required
Warning: Do not plug unit into a GFI Circuit Breaker.
Included Accessories: - 2” Access Port centered in left hand side
- Shelf Supports
- Refrigeration Service Taps
- 115 Volt, 20 amp plug with 10 foot power cord, 60 Hertz models
- 230 Volt, 16 amp plug with 3 meter power cord, 50 Hertz models
Included Instruments: - EZT-430S Controller
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