Chamber:

Shelves: 11 (10 usable and 1 radient)

Shelves Size: 48 in. wide x 36 in. deep

Area: 120 Sq. Ft.

Clearance between shelves: variable by peg board

Stoppering Mechanism: Mechanical / upward movement

Materials of Construction:

Chamber: 304L  stainless steel

Chamber door: 304L  stainless steel

Shelves: 304L  stainless steel

25 RA finish

Full vacuum to 15 PSIG


Condenser:

External

8 plates - 2 circuits

 Ice Capacity: 200 liters

Hot water defrost

Materials of Construction

Vessel: Carbon steel

Condensing Plates: 304 stainless steel

Direct expansion refrigeration


Mechanical:

Refrigeration Compressors: (2) 20hp  main compressors

                                                    (1) 10hp  auxiliary compressor

 (1)Heat transfer fluid circulating pump

Shelf Heater


Control system:

TBD

 

Utilities:

Electrical: 480vac 3 phase 200amp

Cooling/condensing water: 150gpm @ 75o F

Compressed air: 80 to 100 PSIG


Performance specifications:

Shelf temp range  -50 oC to +70 oC

Shelf freeze rate: +20 oC to -45 oC < 120 minutes

Shelf ultimate temperature: -55 oC

 

Condenser freeze rate: +20 oC to -60 < 30 minutes

Condenser ultimate temperature:  -70 oC

Condenser capacity: 200 liters of water

 

Vacuum rate: atmosphere to 100 mTorr < 30 minutes

Vacuum Blankoff  < 50 mTorr