Type designation
Duo 3
Duo 3
Duo 3
Duo 3
Recommended on-site
electric fuse protection
16 A
16 / 6 A
16 / 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
Cooling method,
standard
Air
Air
Air
Air
Continuous gas input
temperature, max.
40 °C
40 °C
40 °C
40 °C
Ambient temperature
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
Protection degree
IP40
IP40
IP40
IP40
Operating fluid
P3
P3
P3
P3
Operating fluid
amount
0.4 l
0.4 l
0.4 l
0.4 l
Weight
13.5 kg
15 kg
15 kg
13 kg
Tbl. 14:
Technical data, Duo 3
Type designation
Duo 3 M
Duo 3 M
Duo 3 M
Duo 3 M
Part number
PK D77 107
PK D77 110
PK D77 111
PK D77 112
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.
250 hPa
250 hPa
250 hPa
250 hPa
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
Technical data and dimensions
55/62