Technical data

1.3. Technical data of freeze dryer
ALPHA 1-4 LSC / ALPHA 2-4 LSC
Performance data ALPHA 1-4 LSC ALPHA 2-4 LSC
Ice condenser capacity: 4 kg max. 4 kg max.
Ice condenser
performance
1)
:
4 kg/24 h max. 4 kg/24 h max.
Ice condenser
temperature
1)
:
approx. –55°C approx. –85°C
Possible shelf
temperatures when
freezing and drying
inside the ice condenser
chamber (process A)
1)
:
approx. -25 °C to
+99°C
approx. -50°C to
+99°C
Possible shelf
temperatures when
drying outside the ice
condenser chamber
(process B)
1)
:
room temperature
to +99°C
room temperature
to +99°C
Max. shelf surface area
when drying inside the
ice condenser chamber
(process A):
1 shelf
Ø200mm
0.031 m
2
1 shelf
Ø200mm
0.031 m
2
Max. shelf surface area
when drying outside the
ice condenser chamber
(process B):
10 shelves,
Ø200mm
0.031 m
2
or
5 shelves,
Ø375mm
0.110 m
2
10 shelves
Ø200mm
0.031 m
2
or
5 shelves,
Ø375mm
0.110 m
2
Max. shelf surface area
when drying in glass
vials with sealing under
vacuum or nitrogen
atmosphere outside the
ice condenser chamber
(process B):
4 shelves,
Ø250mm
0.045 m
2
4 shelves,
Ø250mm
0.045 m
2
Operating Manual Freeze Dryer ALPHA 1-4 LSC / ALPHA 2-4 LSC General Information • 3