Pump parts
Substances in contact with the media
Standard
M version
MC version
Radial shaft seal ring (RSSR)
FPM
X
-
-
Containment shell
Synthetic
-
X
X
Tbl. 13:
Materials that make contact with the process media
14.3 Technical data
Type designation
Duo 3
Duo 3
Duo 3
Duo 3
Part number
PK D77 707
PK D77 710
PK D77 711
PK D77 712
Connection flange (in)
DN 16 ISO-KF
DN 16 ISO-KF
DN 16 ISO-KF
DN 16 ISO-KF
Connection flange
(out)
DN 16 ISO-KF
DN 16 ISO-KF
DN 16 ISO-KF
DN 16 ISO-KF
Pumping speed at 50
Hz
2.5 m³/h
2.5 m³/h
2.5 m³/h
2.5 m³/h
Pumping speed at 60
Hz
2.9 m³/h
2.9 m³/h
2.9 m³/h
2.9 m³/h
Final pressure with
gas ballast
3 · 10
-2
hPa
3 · 10
-2
hPa
3 · 10
-2
hPa
3 · 10
-2
hPa
Final pressure without
gas ballast
3 · 10
-3
hPa
3 · 10
-3
hPa
3 · 10
-3
hPa
3 · 10
-3
hPa
Gas ballast pressure
≤ 1500 hPa
≤ 1500 hPa
≤ 1500 hPa
≤ 1500 hPa
Gas ballast flow
540 l/h
540 l/h
540 l/h
540 l/h
Exhaust pressure,
min.
Atmospheric
pressure
Atmospheric
pressure
Atmospheric
pressure
Atmospheric
pressure
Exhaust pressure,
max.
1500 hPa
1500 hPa
1500 hPa
1500 hPa
Leakage rate safety
valve
≤ 1 · 10
-5
Pa
m³/s
≤ 1 · 10
-5
Pa
m³/s
≤ 1 · 10
-5
Pa
m³/s
≤ 1 · 10
-5
Pa
m³/s
Water vapor capacity
50 Hz
115 g/h
115 g/h
115 g/h
115 g/h
Water vapor capacity
60 Hz
175 g/h
175 g/h
175 g/h
175 g/h
Water vapor tolerance
at 50 Hz
65 hPa
65 hPa
65 hPa
65 hPa
Water vapor tolerance
at 60 Hz
80 hPa
80 hPa
80 hPa
80 hPa
Emission sound pres-
sure level without gas
ballast at 50 Hz
54 dB(A)
54 dB(A)
54 dB(A)
54 dB(A)
Emission sound pres-
sure level without gas
ballast at 60 Hz
–
–
–
–
Motor protection
Bimetal
Bimetal
Bimetal
Bimetal
Motor type
1-ph motor
1-ph motor
1-ph motor
1-ph motor
Input voltage 50 Hz
100 – 115 V
100 / 200 V
115 / 230 V
200 – 240 V
Input voltage 60 Hz
100 – 115 V
100 / 200 V
115 / 230 V
200 – 240 V
Mains connection:
voltage (range)
±10 %
±10 %
±10 %
±10 %
Rotation speed at 50
Hz
3000 rpm
3000 rpm
3000 rpm
3000 rpm
Rotation speed at 60
Hz
3600 rpm
3600 rpm
3600 rpm
3600 rpm
Rated power 50 Hz
0.25 kW
0.25 kW
0.25 kW
0.25 kW
Rated power 60 Hz
0.3 kW
0.3 kW
0.3 kW
0.3 kW
Technical data and dimensions
54/62