Ulvac DIS-252 - Installation

-11-
3. Installation
WARNING
Danger of electric shock
Install the unit in an area which is not exposed to moisture such as rain or steam.
If moisture comes into and tact with the electric source connection, it can cause fire or
injury due to short-circuit or electric shock.
Avoid moisture
Danger of explosion, fire and accident
Install the unit in an area free from explosive, flammable or corrosive substances.
If not, it can cause explosion, fire or accident.
Install the unit at a
safe site
CAUTION
Danger of overheating
Operate at ambient temperature of 5
℃
~40
℃
.
Operating at a temperature range other than that designated can cause accident, failure
or injury such as burns due to overheating.
Use at designated
temperature
Danger of overheating
Install the unit in a well-ventilated area (refer to below chart).
Poor ventilation can disrupt cooling and cause accident, failure or injury such as burns
since this vacuum pump is an air-cooled type.
Necessary ventilated air volume
DIS-252
Over 4 m
3
/min
Pa y att enti on to
ve nt ila ti on
Danger of dust
Be sure site is free from dust.
Sucking in of dust can cause failure.
Av oid d us t
Danger of unbalance
Be sure to install on solid and level floor (less than 5° inclination).
Uneven installation can cause failure and movement of vacuum pump. If installation floor
is unstable, fix pump base with 4-φ11 holes of pump leg.
In st all o n a
so lid, le ve l flo or
Danger of overheating
Install the unit in a place where it is not exposed to direct sunlight.
Vacuum pump is exposed to direct sunlight can overheat, resulting in failure.
Av oid d ir ect
su nl igh t
Important
When building vacuum pump into vacuum system, pay attention to
space for
maintenance,
ambient temperature and piping. Be sure to fix vacuum pump on solid and level floor.
If you have any questions, contact our sales branches who sold it to you or local sales offices.
4-φ11 holes
less than 5°
inclination