Specifications

Contents
1. General Information 1
1.1. Introduction ..........................................................................................1
1.2. Applications..........................................................................................2
1.3. Technical Specifications of Freeze Dryer ALPHA 1-2 LD
plus
................3
1.4. Standards and Regulations..................................................................6
1.5. Safety Instructions ...............................................................................6
1.5.1. CAUTION! Disconnect Mains Plug!....................................................6
1.5.2. CAUTION! Solvents!...........................................................................6
1.5.3. ADVICE! Cleaning and Maintenance of the Unit!...............................6
1.5.4. WARNING! Freezing of Limbs to Surfaces! .......................................6
1.5.5. ADVICE! Transport Instructions! ........................................................7
1.6. Prohibited Freeze Drying Processes ...................................................8
2. General Information on Freeze Drying 9
2.1. General Information on Freeze Drying.................................................9
2.2. Preparation ........................................................................................12
2.3. Freezing.............................................................................................12
2.4. Main Drying........................................................................................13
2.5. Final Drying........................................................................................17
2.6. End of Drying and Aeration................................................................17
2.7. Defrosting...........................................................................................18
3. Description of the Freeze Drying Processes 19
3.1. Separate Freezing and Drying Outside the Ice Condenser Chamber
(Process B) on Shelves .................................................................................19
3.2. Separate Freezing and Drying Outside the Ice Condenser Chamber
(Process B) with Sealing Device....................................................................20
3.3. Separate Freezing and Drying of Liquids in Flasks (Process B)........21
3.4. Separate Freezing and Drying of Liquids in Ampoules (Process B)..22
4. Installation and Commissioning of the Unit 25
4.1. Site of Installation...............................................................................25
4.2. Mains Electricity.................................................................................26
4.3. Fuses on Site.....................................................................................26
4.4. Checking the Earth Connection .........................................................26
4.5. Aeration..............................................................................................26
4.6. Condensate and Defrosting Water.....................................................26
4.7. Vacuum Pump Exhaust .....................................................................27
4.8. Initial Start-up.....................................................................................27
4.8.1. Functional Components and Control Elements................................28
Operating Manual Freeze Dryer ALPHA 1-2 LDplus Contents • iii