Ulvac DISL-503, Instruction Manual

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8. Specifications
8.1 Specifications
Model DISL-503
Back-up material Silicon rubber
Displacement
50Hz 433
L/min
60Hz 516
Ultimate pressure Pa
≦
30
Max. inlet pressure Atmospheric pressure
Ambient operating temperature
℃
5~40
M
ot
or
Type
3-phase squirrel cage induction motor,
IE3,
Totally-enclosed,
2-pole, Thermal class 155(F), Multiplex voltage, IP44
Output kW 0.9 / 1.1 (50Hz / 60Hz)
Voltage V 200 220 230 380 400 415 460
Rated current 50Hz 3.7 - - 1.88 1.87 1.88 -
A 60Hz 4.1 3.9 3.8 - - - 1.92
Revolution 50Hz 2920 - - 2910 2920 2920 -
min
-1
{rpm} 60Hz 3480 3500 3510 - - - 3510
Noise level 1m dB(A)
(With air-flush ON) ≦
64
(
≦
69)
Inlet connection NW25 [Internal screw size : Rc1/2]
Outlet connection NW25 [With exhaust valve]
Dimensions mm
L×W×H
521×317×280
Mass kg 34
Cooling system Air-cooled system with cooling fan
Others With hour counter and air-flush
Note 1
：
The model number scheme is defined by material, which is used for back-up of P-seal.
(Refer to page 10 [Structure of vacuum pump] of the instruction manual )
Note 2
：
Fluorine rubber used in this product may not be compatible for certain chemicals.
Please contact chemical supplier.
Note 3
：
Pumping speed and ultimate pressure should remain the same whether air-flush system is used or not.
Note 4
：
Maximum voltage allowance is + or - 10% from motor rating.
Note 5
：
Noise level is measured at ultimate pressure in an anechoic room.
Note 6
：
Vapor handling volume is no more than 250g/day (at 25
℃
60%RH) with air-flush opened operation.
Air-flush flow rate is 10L/min.
Note 7
：
This product is wired for 200V at the factory.
Note 8
：
For continuous duty with water vapor, install optional exhaust silencer.
Note 9
：
This product is not equipped with motor protection device.
Install branch circuit protection device for safety. Consult to qualified electrician for details.
Note 10
：
This product is designed for indoor use. Install the product away from moistures or excessive humidity.
Note 11
：
All data shown in this literature were measured based on our test standard and specific conditions.
Actual measurements are subject to change of conditions of use.
Note 12
：
The specification might change without a previous notice for the quality improvement.