BUCHI Distillation Unit K-355 - Manual (Page 15)

3 Technical data
15 K-355 Operation Manual, Version G
3 .2 Technical data
Table 3-4: Technical data K-355
Distillation Unit K-355
Power consumption max. 2.2 kW
Connection voltage 230 V ± 10% / 200 V ± 10%
Frequency 50/60 Hz
Current consumption (230 V) 8.5 A
Mains connection 3-pole (P, N, E) via power cord
Recovery rate ≥ 99.5%
Reproducibility (RSD) ≤ 1%
Detection limit ≥ 0.1 mg Nitrogen
Environmental conditions
Temperature
Altitude
Humidity
for indoor use only
5 - 35 °C
up to 2000 m
maximum relative humidity 80% for temperatures up to
31 °C decreasing linearly to 67% relative humidity at
35 °C
Installation category II
Pollution degree 2
Dimensions (W x H x D) 400 x 660 x 360 mm
Weight 17 kg
3 .3 Materials used
Table 3-5: Materials used for the K-355
Component Material designation Material code
Housing Polyurethane PUR / UL V0
Glass parts Borosilicate glass 3.3 DIN/ISO 3585
Steam generator isolation Ceramic fiber Multitherm 550
Steam generator housing Stainless steel 1.4301
Protective door Polymethyl methacrylate PMMA
Condenser cover Polymethyl methacrylate PMMA
Connecting stopper Hypalon CSM
NaOH tube Ethylene Propylene Dimonomer EPDM