Edwards A710-03-908, Instruction Manual, Page: 6 / 21

2 TECHNICAL DATA
2.1 Mechanical data
Overall dimensions See Figure 2
Mass
3-phase pump 40 kg
1-phase pump 46 kg
Inlet connection NW40
Outlet connection NW25
2.2 Performance and operating conditions
Ambient operating temperature range 5 to 40
o
C
Ambient storage temperature range -20 to 60
o
C
Ultimate pressure 1 x 10
-2
mbar, 1 Pa
Maximum inlet pressure 1000 mbar, 1 x 10
5
Pa, 0 psig
Maximum outlet pressure 1150 mbar, 1.15 x 10
5
Pa, 2 psig
Leak tightness better than 1 x 10
-4
mbar.ls
-1
,
1 x 10
-2
Pa.ls
-1
Displacement (swept volume)
50 Hz 30 m
3
h
-1
(17.6 cfm)
60 Hz 36 m
3
h
-1
(21.2 cfm)
Pumping speed See Figures 3 and 4
Peak pumping speed
50 Hz 25 m
3
h
-1
(14.7 cfm)
60 Hz 30 m
3
h
-1
(17.6 cfm)
2.3 Electrical data
Electrical supply See Tables 1 and 2
Full load current ratings See Tables 1 and 2
2.4 Noise and vibration data
Noise level (at 1 m from the pump)
3-phase pump < 60 dB(A)
1-phase pump < 62 dB(A)
Vibration velocity < 1.5 mm.s
-1
2.5 Materials exposed to vacuum
PTFE (polytetrafluoroethylene) impregnated aluminium , stainless steel, steel bearings, PFPE
(perfluoropolyether) grease, fluoroelastomer seals.
ESDP30A Scroll Pump 3