AIR VENT FOR LIQUID
TYPE: OZP-1 PN10 DN15-25
Main Dimensions
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Capacity chart
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1. Application range
Nominal pressure:
Maximum allowable/testing pressure:
Maximum allowable temperature:
Tightness testing pressure
(gas test according to PN-EN 26948):
Tightness testing at negative pressure:
2. Basic materials
Body, cover:
- forged carbon steel P250GH (C22.8)
Anticorrosion coating:
- standard version: zinc plated
- optional version: nickel or chrome plating
Internal parts:
- acid resistant high-alloy steel
Nozzle and needle:
- hardened stainless steel (hardness ~60 HRC)
3. Design
Connections:
- flanged DN15 - DN25, face type B1 acc. To PN-EN 1092-1
screwed Rp 1/2" - Rp 1"
flanged DN32-50 at the client's request
flanges acc. to ANSI (Cl150 up to DN25) at the client's request
4. Characteristics
Vents are used for venting (degassing) apparatus as well as water system pipes, oil system pipes, etc. The flow of the mixture of liquid and gas flows in via the K1 socket to the cumulative chamber. Gas accumulates at the top of the chamber. The low level of the liquid results in the dropping of the float. It causes the opening of the needle valve and gas extraction via the K2 socket outside the vent. Once the level of the liquid rises again the float lifts and the needle valve closes. The vent should be installed only in the position shown on the drawing (according to the flow direction marked on the vent).
5. Requirements and testing
Flanges connecting sizes acc. to PN-EN 1092-1; (DIN; ANSI/ASTM).
Face to face acc. to the table.
Pressure testing acc. to PN-EN 12266.
Certificate of conformity in acc. with PN-EN 10204.
Design acc. to WUDT-UC-WO-D.
Manufacturing acc. to WUDT-UC-WO-W.
Vents have been submitted for appraisal of conformity according to the Pressure Equipment Directive 97/23/EC.
6. Directions for ordering
When giving your order you should supply the following information:
- medium,
- the maximum operating pressure,
- the maximum operating temperature,
- type and size of the connections.
7. Additional information
- 24 months warranty compulsory acc. to the conditions which are in the manufacturer's warranty card.
- The manufacturer is able to undertake inspections and repairs of the fittings as well as replacement of the internal elements if required.
- All the requirements concerning the quality and technical specifications of the fittings should be taken into consideration in your order. With the fittings we provide specification sheets (technical and quality) as follows: standard - conformity declaration, Installation, Operation and Maintenance Manual, at the client's request - certificate 2.2 or 3.1.
We reserve the right to introduce some technical changes without notice.
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