Operating and mounting manual
(translation)
EVS
________________________________________________________________________________________________________
220.100.022-10
page 3 /19
edition 10/2013
TM 3300
Threaded connection dimension
at DIN ISO 228-1
Connection G 1/4
3/8
1/2
3/4
1
1 1/4 1 1/2
2
120-EVS - -
O
- - - - -
135-EVS - - - - - O - -
O
Acceptance test certificate 3.2 possible, - not available,
Voltage:
24V– 420V (–15% to +10%)
Protection type:
IP54 or IP65
Frequency
40 – 60 Hz
Power
10 – 4000W
Details to the electrical data can be found on the type signand the adeqaute operating instructions of
the solenoid valves.
1.2 Application
The UNI Geräte Electro – Solenoid valves EVS are used as automatic safety shut-off valves for
protection, limitation, shut-off and release of gas and air supply at main stopps of in front of gas
burners.
If used in other cases, the operator must carefully check if construction/design of valve, accessories
and materials are suitable for the new application. The range of application is subject to the
responsibilty of the plant planner. The service life of the valve is 20 years.
2.0 Danger
Notices
2.1 Safety
terms
The signal terms DANGER, CAUTION und NOTICE are used in this operating manual in case of
notices concerning special dangers, or for unusal information requiring a special marking.
DANGER!
means that in case of non-observance there is danger to life and/or
considerable damage.
CAUTION!
means that in case of non-observance there is danger of injury and/or
damage.
NOTICE!
means that attention is drawn to technical correlations/connections.
Observance of other, not especially marked notices concerning transport, assembly, operation and
maintenance and other data (in the operating manual, product documentation and at the unit itself) is
also essential, in order to avoid disturbances that might affect direct or indirect damage to property or
injury to persons.
2.2 Safety
notice
Non observance of safety instructions can lead to loss of any claim for damages.
Non observance can lead to the following mentioned dangers:
Failure of important functions of the valve/plant
Endangering of persons by electrical or mechanical influences.
Protection against accidental contact for moving parts may not be removed as long as the
valve is in operation.
Leakage of dangerous media (e.g. explosive, toxic, hot) must be removed in the way that
there is no danger for persons or environment. Laws and regulations must be observed.
2.3 Qualified
staff
