Edwards nEXT730D Instruction Manual page 23

nEXT
Power consumption at ultimate pres-
sure
Type of protection
Cooling standard
Cooling optional
Cooling water connection
Cooling water consumption
Permissible cooling water pressure
(bar(g): bar (gauge) is overpressure,
i.e. atmospheric pressure = 0 bar(g))
Permissible cooling water tempera-
ture
Weight
Recommended forevacuum pumps
Noise level
with convection cooling
with radial air cooler
Max. bake-out temperature of the CF
version, -water cooled
Purge gas flow
Purge gas connection
Venting connection
* Depending on the ambient temperature, the gas throughput and the type of gas, forced
air cooling or water cooling may be necessary.
Table 4 Technical data nEXT1230H
nEXT
High-vacuum connection
Forevacuum connection
Pumping speed for
N
2
Ar
He
H
2
B8J200880_D
300812671_002_C3
B8J200880_D - Technical data
730D
W
IP
Type 1 (UL
50E)
plug-in connection for 6x1 hose / alternative G
l/h
bar(g)
°C
kg 14.6
dB(A)
°C
-1
mbar · I · s
sccm
DN
DN
-1
I · s
Page 23
730D 930D
40
54
1
Convection*
Air or water*
1/8"
60
6
15 to 35
19.6 15.4
XDS35i or E2M28
< 40
< 55
100
0.4
24
G 1/8"
G 1/8"
1230H
200 CF 200 ISO-F
40 KF
1250
1150
1350
1150
08/2021 - ©Edwards Limited
930D
21.7
200 ISO-K