Instruction manual
7.
Specifications
7.1
Specifications
7.1.1 ISP-250C
Model
Displacement
50Hz
l./min
60Hz
Ultim
a
te
pressure
PalTorr)
Leak tightness
Palmbar)
• l./s
Max.
inlet pressure
Ambient operating
temperature
ISP-250C
250
300
;:;;
1.6
I
;:;;
1.2x 10-
2
)
;:;;
1.0x
l0
"
1
;:;;
1.0
x
l0~)
Atmospheric pressure
5·
C-40
·C
Si
ng
le
-p
hase i
nd
uctio
n
mo
tOI 4P
T
ot
all
y-enc
los
ed
3iJhase induction motor 4P
Type
Insul
at
io
n Cl
ass
B IP
44
Totally-Enclosed
Capac
it
or s
ta
rl TP21 2
In
sulation Class B IP44
A
ut
omatic
Re
se
t T
ype
Output
kW 0.4
~
~
Voltage
::;;
V 100 115
200
230
200 208
230
380 400
415
(note2)
Rated
50Hz
4.8
-
2.6 2.4 1
.6
-
-
0.9
0.9
1
.0
current A
60Hz 4.8 4.3 2.8
2.4
1.9
1.9 1.8
- - -
Revolution
50Hz 1440 - 1430 1450 1420 -
-
1440 1440 1440
min
-'
Irpm)
60Hz
1710
1740
1700
1730 1660
1660
1690
-
-
-
Noise level 1 m dB(A)
;:;;
58
With air-llush ON
;:;;
66
Inlet connection NW25
Outlet connection
NW16
Direction of
inlet Vertical
Dimensions mm
LxWxH
400x252x336 370x252x336
Mass
kg
25
23
Cooling
system
Air-{;ooled
Others
With hour counter and air-llush
460
-
1.0
-
1720
Notel:
Pumping speed and ultimate pressure remam the same dUring alr-llush operation and standard
operation.
Note 2 : Motor
permissible voltage
is
±10
%.
Note 3 : Noise level
is
measured at ultimate pressure in
an
anechoic room.
Note 4 : Vapor
handling
is
less than 25g/day (25·C, humidity
60
%
RH
) during air-llush operation.
Air-llush volume is 10l./min.
Note 5 : Pump is standard operation with
200V connection specifications when it
is
delivered
to
you
.
Note 6 : Three phase Motor
is
not equipped with motor protection gear. Be sure to fit protective device.
-28-