Operating and mounting manual (translation)EVS________________________________________________________________________________________________________220.100.022-10 page 3 /19 edition 10/2013TM 3300Threaded connection dimension at DIN ISO 228-1Connection G 1/4 3/8 1/2 3/4 1 1 1/4 1 1/2 2120-EVS - - O - - - - -135-EVS - - - - - O - -O Acceptance test certificate 3.2 possible, - not available,Voltage: 24V– 420V (–15% to +10%)Protection type: IP54 or IP65Frequency 40 – 60 HzPower 10 – 4000WDetails to the electrical data can be found on the type signand the adeqaute operating instructions ofthe solenoid valves.1.2 ApplicationThe UNI Geräte Electro – Solenoid valves EVS are used as automatic safety shut-off valves forprotection, limitation, shut-off and release of gas and air supply at main stopps of in front of gasburners.If used in other cases, the operator must carefully check if construction/design of valve, accessoriesand materials are suitable for the new application. The range of application is subject to theresponsibilty of the plant planner. The service life of the valve is 20 years.2.0 Danger Notices2.1 Safety termsThe signal terms DANGER, CAUTION und NOTICE are used in this operating manual in case ofnotices 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/orconsiderable damage.CAUTION! means that in case of non-observance there is danger of injury and/ordamage.NOTICE! means that attention is drawn to technical correlations/connections.Observance of other, not especially marked notices concerning transport, assembly, operation andmaintenance and other data (in the operating manual, product documentation and at the unit itself) isalso essential, in order to avoid disturbances that might affect direct or indirect damage to property orinjury to persons.2.2 Safety noticeNon 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 thevalve is in operation. Leakage of dangerous media (e.g. explosive, toxic, hot) must be removed in the way thatthere is no danger for persons or environment. Laws and regulations must be observed.2.3 Qualified staff