PRODUCT DESCRIPTION
Butterfly valves are provided with casted marking. The marking facilitates technical identification and contains:
REQUIREMENTS FOR MAINTENANCE STAFF
The Staff assigned to assembly, operating and maintenance tasks should be qualified to carry out such jobs. If the valve is provided with mechanical actuators, operating manual of actuator should be obeyed.
TRANSPORT AND STORAGE
Valves should be handle carefully and be kept in a closed and dry place in above the dew temperature. If butterfly valves are kept outside, they should be protected against sunlight and atmospheric factors (e.g. rain). Valves can’t be pollution or chemical endangered. During storage valve’s disc should be in partially open position. Protect against strokes, especially the one sensitive to spare parts damage (e.g. hand lever, reducer, actuators). Do not lift by spare parts sensitive for damage (hand lever).
FUNCTION
Zetkama Butterfly valves have a throttle and shut-off function
APPLICATION
For water systems, heating, conditioning, fire protection and gas. Working temperature ranges from -10°C up to +120°C. Zetkama butterfly valves are not suitable for steam installations. In case of specific use, contact with manufacturer for system evaluation is necessary.
ASSEMBLY
Avoid to place the piping installations inclination position, twisting and displacement in axis. It can cause mechanical stress of the valve.
WARRANTY TERMS-ZETKAMA
Grants quality warranty with assurance for proper operation of its products, providing that assembly of them is done according to the user’s manual and they are operated according to technical conditions and parameters described in ZETKAMA’s catalogue cards. Warranty period is 18 months starting from assembly date, however not longer than 24 moths from the sales date, warranty claim does not cover assembly of foreign parts and design changes done by user as well as natural wear, immediately after detection the user should inform ZETKAMA about hidden defects of the products, a claim should be prepared in written form.
Zetkama Butterfly valve zBUT Fig 497
high tightness seat materials EPDM/NBR central disc bearing environment-friendly
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Zetkama Butterfly valve zBUT Fig 497 | Aquametro | Ari Armaturen | Asahi | Beru | Condor | Danfoss | DelVal |
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