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Specifications
Structural specifications
Item Specifications
Name Ultra-Low Temperature Freezer
Model MDF-U55V
External dimensions
W 770 㽢 D 870 㽢 H 1990 (mm)
Internal dimensions
W 630 㽢 D 600 㽢 H 1380 (mm)
Effective capacity 519 L
Exterior Painted steel
Interior Painted steel
Outer door 1 door, painted steel
Inner door 2 doors, ABS resin panel with stainless frame
Insulation
VIP䠄Vacuum insulation panel䠅䠇Rigid polyurethane foamed-in place
Compressor
High stage side䠖Hermetic rotary type, Output: 450W
Low stage side䠖Hermetic reciprocating type, Output: 750W
Evaporator
High stage side: Cascade condenser
Low stage side: Tube on sheet type
Condenser
High stage side䠖Fin and tube type
Low stage side䠖Cascade condenser
Refrigerant
High stage side䠖R-404A Low stage side䠖R-508
Refrigerating oil Ze-NIUSL22SA
Oil additive n-pentane
Oil separator SPK-0S02S2
Shelf
Stainless steel, 3 shelves (adjustable)
Inner dimension䠖W 608 㽢 D 535 (mm) Load䠖50 kg/shelf
Outer door latch 1pc
Outer door lock 1pc
Caster
4pcs 䠄leveling leg 2pcs. in front side䠅
Access port
䃥17mm, 3 locations (back, bottom left, bottom right)
Refrigeration circuit Cascade system
Power supply 230/240V, 50Hz, Single phase
Weight 288 kg
Battery
Nickel-metal-hydride battery, 6VDC, 1100mAh,
Auto-rechargeable (5HR-AAC)
Accessories 1 set of key, 1 scraper
Optional components
Inventory rack (IR-220U, IR-224U), Drawer (MDF-50R),
Temperature recorder (MTR-G85/MTR-85H)
Back-up system (CVK-UB2): LCO
2
, (CVK-UBN2): LN
2
Interface board (MTR-480)
Data acquisition system (MTR-5000)