14 Technical data and dimensions
14.1 General
Basis for the technical data of Pfeiffer Vacuum diaphragm pumps:
● Specifications according to PNEUROP committee PN5
● ISO 21360:2012: “Vacuum technology - Standard methods for measuring vacuum-pump perform-
ance - General description”
The following harmonized standards are fulfilled:
● IEC 61010-1
● UL 61010-1
● CSA 61010-1
mbar
bar
Pa
hPa
kPa
Torr | mm Hg
mbar
1
1 · 10
-3
100
1
0.1
0.75
bar
1000
1
1 · 10
5
1000
100
750
Pa
0.01
1 · 10
-5
1
0.01
1 · 10
-3
7.5 · 10
-3
hPa
1
1 · 10
-3
100
1
0.1
0.75
kPa
10
0.01
1000
10
1
7.5
Torr | mm Hg
1.33
1.33 · 10
-3
133.32
1.33
0.133
1
1 Pa = 1 N/m
2
Tbl. 12:
Conversion table: Pressure units
mbar l/s
Pa m
3
/s
sccm
Torr l/s
atm cm
3
/s
mbar l/s
1
0.1
59.2
0.75
0.987
Pa m
3
/s
10
1
592
7.5
9.87
sccm
1.69 · 10
-2
1.69 · 10
-3
1
1.27 · 10
-2
1.67 · 10
-2
Torr l/s
1.33
0.133
78.9
1
1.32
atm cm
3
/s
1.01
0.101
59.8
0.76
1
Tbl. 13:
Conversion table: Units for gas throughput
14.2 Technical data
Classification
MVP 020-3 DC
Part number
PK T01 198
Number of pumping stages
4
Connection flange (in)
G 1/8"
Connection flange (out)
G 1/8"
Pumping speed range
1.2 m
3
/h
Final pressure without gas ballast
2 hPa
Final pressure with gas ballast
3 hPa
Gas ballast
available as an accessory
Intake pressure max.
1100 hPa
Exhaust pressure, max.
1100 hPa
Integral leakage rate
1 · 10
-2
Pa m³/s
Operating voltage: DC
24 V
Input voltage: tolerance
±10 %
Rated current absorption
3.5 A
Current max.
5.5 A
Technical data and dimensions
39/42
