31
Technical data
13 Technical data
13.1 Dimensions
Fig. 13: Dimensions DUO 20 M
Technical data
DUO 20 M
DUO 20 MC
Flange (in)
DN 25 ISO-KF
DN 25 ISO-KF
Flange (out)
DN 25 ISO-KF
DN 25 ISO-KF
Pumping speed at 50 Hz
20 m
3
/h
20 m
3
/h
Pumping speed at 60 Hz
24 m
3
/h
24 m
3
/h
Ultimate pressure with gas ballast
≤
1·10
-2
mbar
≤
1·10
-2
mbar
Ultimate pressure without gas ballast
≤
5·10
-3
mbar
≤
5·10
-3
mbar
Leakage rate safety valve
≤
1 * 10
-4
mbar * l/s
≤
1 * 10
-4
mbar * l/s
Water vapor tolerance at 50 Hz
30 mbar
30 mbar
Water vapor tolerance at 60 Hz
36 mbar
36 mbar
Water vapor capacity 50 Hz
400 g/h
400 g/h
Water vapor capacity 60 Hz
550 g/h
550 g/h
Emission sound pressure level without gas
ballast
≤
55 dB (A)
≤
57 dB (A)
Pump fluid filling
1 l
1 l
Rated power 50 Hz
0.55 kW
0.55 kW
Rated power 60 Hz
0.66 kW
0.66 kW
Nominal rotation speed at 50 Hz
1380 rpm
1400 rpm
Nominal rotation speed at 60 Hz
1660 rpm
1680 rpm
Switch
no
yes, with 2 m mains
cable and safety plug
Weight
33 kg
39 kg
Pump with three phase motor
Pump with single phase motor
A
542 mm
568 mm
H
212 (without motor protection switch)
223 (with motor protection switch)
245 mm
K
239 mm
568 mm
303
178
DN 25 ISO-KF
76,5
K
99
114
238
266
A
210
H
3
Ø7
113
112 ... 140 (Ø7)
166
188
8
18
251,5
12,5
