3. Technical data
3.1 General t
echnical data
Table 1
General data
General items Reference data
Performance
Refer to Table: nEXT 240 pumps technical
data, Table: nEXT 300 pumps technical da-
ta and Table: nEXT 400 pumps technical
data, Figure: nEXT240 performance curve,
Figure: nEXT300 performance curve and
Figure: nEXT400 performance curve.
Dimensions
Refer to Figure: nEXT 240 dimensions
(mm), Figure: nEXT 300 dimensions (mm)
and Figure: nEXT 400 dimensions (mm).
Maximum inlet ange temperature
nEXT240 75 °C
nEXT300 80 °C
nEXT400 70 °C
Maximum permied external magnec
eld
5 mT Radial
*
Polluon degree EN61010 Polluon degree 2
Equipment type Fixed equipment, for indoor use only
Enclosure prot
econ (installed) IP40
*
Reduc
e gas load when operang in magnec the eld.
Table 2
nEXT 240 pumps technical data
Parameter
nEXT240D
ISO100
nEXT240D
CF100
nEXT240T
ISO100
nEXT240T
CF100
Mass 5.7 kg 8.7 kg 6.0 kg 9.0 kg
Inlet ange DN100ISO-K DN100CF DN100ISO-K DN100CF
Outlet ange DN25NW DN25NW DN25NW DN25NW
Vent port ⅛ inch BSPP ⅛ inch BSPP ⅛ inch BSPP ⅛ inch BSPP
Purge port ⅛ inch BSPP ⅛ inch BSPP ⅛ inch BSPP ⅛ inch BSPP
Interstage port DN25NW DN25NW DN25NW DN25NW
Booster port DN25NW DN25NW DN25NW DN25NW
Inlet pumping speed
N
2
He
H
2
240 l/s
230 l/s
165 l/s
240 l/s
230 l/s
165 l/s
240 l/s
230 l/s
165 l/s
240 l/s
230 l/s
165 l/s
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B80000880_G - Technical data