Edwards nEXT300 - nEXT 400 Pump Technical Data

Parameter
nEXT300D
ISO100
nEXT300D
CF100
nEXT300T
ISO100
nEXT300T
CF100
Interstage pumping speed
N
2
He
H
2
13 l/s
13 l/s
11 l/
s
13 l/s
13 l/s
11 l/s
13 l/s
13 l/s
11 l/s
13 l/s
13 l/s
11 l/s
Peak booster Pumping speed
(nitrog
en)
RV12 backing pump
XDS10 backing pump
- -
26 m
3
h
-1
24 m
3
h
-1
26 m
3
h
-1
24 m
3
h
-1
Ulmate pressure*
<6 x 10
-8
mbar <5 x 10
-10
mbar <6 x 10
-8
mbar <5 x 10
-10
mbar
* Con
tact the supplier to discuss your specic sys
tem details and the achievement of
ulmate pressure.
Note:
Pumping speeds given are without an inlet screen.
Table 4 nEXT 400 pumps technical data
Parameter
nEXT400D
ISO160
nEXT400D
CF160
nEXT400T
ISO160
nEXT400T
CF160
Mass 6.2 kg 10.0 kg 6.5 kg 10.3 kg
Inlet ange DN160ISO-K DN160CF DN160ISO-K DN160CF
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
400 l/s
400 l/s
325 l/s
400 l/s
400 l/s
325 l/s
400 l/s
400 l/s
325 l/s
400 l/s
400 l/s
325 l/s
Inlet compression rao
N
2
He
H
2
>1 x 10
11
1 x 10
8
5 x 10
5
>1 x 10
11
1 x 10
8
5 x 10
5
>1 x 10
11
>1 x 10
8
1 x 10
6
>1 x 10
11
>1 x 10
8
1 x 10
6
In
terstage pumping speed
N
2
He
H
2
13 l/s
13 l/
s
11 l/
s
13 l/s
13 l/s
11 l/s
13 l/s
13 l/s
11 l/s
13 l/s
13 l/s
11 l/s
04/2022 - ©Edwards Limited
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B80000880_G - Technical data