Freeze-dryer Alpha 1-4 LDplus
Freeze-dryer Alpha 2-4 LDplus
10 Technical data
68 / 102
Version 11/2006, Rev. 2.2 of 17/10/2016
• sb
Translation of the original operating manual
Connection requirements
(without vacuum pump and
accessories)
Alpha 1-4 LDplus
Alpha 2-4 LDplus
Electrical connection:
1 x 230V / 50-60 Hz
1 x 230V / 50-60 Hz
Protection class:
I
I
IP protection category according
to DIN 60529:
11
11
Apparent power:
0.85 kVA
1.6 kVA
Nominal current:
4.0 A
7.0 A
Mains fuse:
10 A F
12 A F
Vacuum pump connection:
230 V, 50/60 Hz, 6.0 A max.
230 V, 50/60 Hz, 5.0 A max.
Filling quantity
Alpha 1-4 LDplus
Alpha 2-4 LDplus
Refrigerant:
filling quantity / CO
2
equivalent
- R290:
- R404A:
- R508A:
--
160 g / 0.60 t
22 g / 0.26 t
12 g / < 0.01 t
130 g / 0.49 t
26 g / 0.31 t
Physical data (without vacuum
pump and accessories)
Alpha 1-4 LDplus
Alpha 2-4 LDplus
Dimensions
- height:
- width:
- depth:
415 mm
390 mm
520 mm + 80 mm vacuum
connection
415 mm
390 mm
520 mm + 80 mm vacuum
connection
Weight:
approx. 42 kg
approx. 55 kg
Noise level
according to DIN 45635:
54 dB(A)
54 dB(A)
EMC according to EN 55011:
Class B
Class B
Heat emission:
0.6 kW min.
1.1 kW max.
1.1 kW min.
1.6 kW max.
Equipment connections
Alpha 1-4 LDplus
Alpha 2-4 LDplus
Vacuum connection:
Small flange connection DN25KF
(ISO 28403, DIN 2861)
Small flange connection DN25KF
(ISO 28403, DIN 2861)
Aeration and media drain valve:
Hose nozzle DN10
(outside diameter 12 mm)
Hose nozzle DN10
(outside diameter 12 mm)
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