Jafar 4493 Посібник з експлуатації - Сторінка 6
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3. PRODUCT IDENTIFICATION
The valve marking meets the following standards: EN 19 (Industrial valves. Marking of metallic valves), EN 1074-
1 (Valves for water supply. Fitness for purpose requirements and appropriate verification tests. Part 1: General
requirements). The permanent identification markings are on the front and back walls of the body chamber and on
the cylindrical closure plate. The marking contains the following data:
- manufacturer's trade mark,
- arrow; direction of the recommended
media flow,
The location on the valve specified in the documentation features the identification stickers (nameplates) which
contains the following data (Fig.2):
1.
Manufacturer's company and country of origin.
2.
Manufacturer's company logo.
3.
Polish construction mark (for the full range of diameter values).
4.
Alphanumerical reference designation for the combination of mechanical properties and sizing of the
mating piping ends (PN).
5.
CE marking
6.
Maximum permitted pressure (PS).
7.
Barcode.
8.
Maximum / minimum permissible temperature (TS).
9.
Production serial no. in the calendar year.
10. Year of manufacture of the product.
11. Sealing material specification (where the operating temperature shall not exceed 70°C for EPDM).
12. Reference standard the product is compliant with.
13. Nominal diameter (DN).
OPERATING MANUAL
- identification sticker,
- nominal diameter,
- nominal pressure,
- body material type,
Fig.2 Plate identifying the valve
07-2022
- closure plate material type,
- nominal diameter;
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