Type designation Duo 3 Duo 3 Duo 3 Duo 3 Duo 3
Rated power 50 Hz 0.15 kW 0.15 kW 0.15 kW 0.15 kW 0.15 kW
Rated power 60 Hz 0.18 kW 0.18 kW 0.18 kW 0.18 kW 0.18 kW
Recommended on-site
electric fuse protection
4 A 4 A 6 A 6 A 6 A
Mains cable No, C14-plug in-
side the terminal
box
No, C14-plug in-
side the terminal
box
No, C14-plug in-
side the terminal
box
No, C14-plug in-
side the terminal
box
No, C14-plug in-
side the terminal
box
Cooling method Air (Forced con-
vection)
Air (Forced con-
vection)
Air (Forced con-
vection)
Air (Forced con-
vection)
Air (Forced con-
vection)
Continuous gas input
temperature, max.
40 °C 40 °C 40 °C 40 °C 40 °C
Ambient temperature 12 – 40 °C 12 – 40 °C 12 – 40 °C 12 – 40 °C 12 – 40 °C
Shipping and storage
temperature
-25 – 55 °C -25 – 55 °C -25 – 55 °C -25 – 55 °C -25 – 55 °C
Protection degree IP40 IP40 IP40 IP40 IP40
Operating fluid P3 P3 P3 P3 P3
Operating fluid amount 0.4 l 0.4 l 0.4 l 0.4 l 0.4 l
Weight 10.5 kg 10.5 kg 10.5 kg 10.5 kg 10.5 kg
Certification – – – – –
Tbl. 14: Technical data, Duo 3
Type designation Duo 3 M Duo 3 Duo 3 Duo 3 Duo 3
Part number PK D571 010 A0 PK D571 010 A0
A
PK D571 010 B0 PK D571 010 B0
A
PK D571 010 C0
A
Connection flange (in) DN 16 ISO-KF 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 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 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 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 3 · 10
-2
hPa
Final pressure
3 · 10
-3
hPa 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 1500 hPa
Gas ballast flow 540 l/h 540 l/h 540 l/h 540 l/h 540 l/h
Exhaust pressure,
min.
Atmospheric
pressure
Atmospheric
pressure
Atmospheric
pressure
Atmospheric
pressure
Atmospheric
pressure
Exhaust pressure,
max.
1500 hPa 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 1 · 10
-5
Pa m³/s
Water vapor capacity
50 Hz
115 g/h 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 175 g/h
Water vapor tolerance
at 50 Hz
65 hPa 65 hPa 65 hPa 65 hPa 65 hPa
Water vapor tolerance
at 60 Hz
80 hPa 80 hPa 80 hPa 80 hPa 80 hPa
Emission sound pres-
sure level without gas
ballast at 60 Hz
54 dB(A) 54 dB(A) 54 dB(A) 54 dB(A) 54 dB(A)
Motor protection Bimetal Bimetal Bimetal Bimetal Bimetal
Motor type 1-phase motor 1-phase motor 1-phase motor 1-phase motor 1-phase motor
Technical data and dimensions
58/64
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