3 | Product description
Büchi Labortechnik AG
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Operation Manual Lyovapor™ L-300/L-300 Pro
Specification
L-300 for 50Hz
L-300 for 60Hz
Electrical connector
(Specified according to UK standard)
CEE 400 V 16 A (IEC
60309),3P+N+PE , 6h,
red
NEMA L21-20, 4-
pole/5-wire, 20 A, 3Ø
208 V
Max. current for all connections
0.5 A
0.5 A
Voltage per connection
24 V
24 V
Connection voltage for each heatable
shelf
(Lyovapor™ L-300 Pro only)
48 V
48 V
Max. current for each connection
heatable shelf
(Lyovapor™ L-300 Pro only)
max. 3 A
max. 3 A
Overvoltage category
II
II
Protection rating
IP20
IP20
Pollution degree
2
2
Condensing capacity
at 25 °C ambient temperature
≤ 12 kg/24 h
≤ 12 kg/24 h
Lowest condenser temperature
(without samples)
-105 °C
-105 °C
Temperature divergence
± 3.0 °C
± 3.0 °C
Condenser capacity
Unlimited
(2 x ≤ 1 kg)
Unlimited
(2 x ≤ 1 kg)
Condenser surface area
2 x 1280 cm
2
2 x 1280 cm
2
Number of compressors
2
2
Refrigerant 1
R507 CFC-free
R507 CFC-free
Refrigerant 1 quantity
790 g
790 g
Refrigerant 2
Ethylene CFC-free
Ethylene CFC-free
Refrigerant quantity 2
98 g
98 g
Drying shelf temperature regulation to 60 °C
to 60 °C
Drying shelf temperature tolerance
± 1.0 °C
± 1.0 °C
Inert gas pressure
(relative pressure)
max. 0.5 bar
max. 0.5 bar
EMC to EN 61326
Class B
Class B
Coolant pressure
(relative pressure)
< 4 bar
< 4 bar
Coolant connection
DN10 mm
DN10 mm
Inlet water temperature
15 - 25°C
15 - 25°C
Cooling capacity of condenser for
water cooling
Min. 350 W
Min. 350 W
Vacuum generation time to 0.1
mbar*
Typically ≤ 15 min
Typically ≤ 15 min
