-
Surcharge only air intake or release Ord. No. 987 999 1000.
987-02
Air valve 2" for potable water
| Material: |
Body and connecting elbow: POM Float: POM Valve gasket: NBR DUO (for potable water) EPDM UV protective cap: PE |
|---|---|
| Max. operating Pressure: | See table |
| Medium | Water |
The double orifice 2" air valve is used for air release on filling and air intake on emptying the pipeline, and also for in-service bleeding of pipelines.
Please note: air valves contain compressed air. Prior to any maintenance work the air valve shall be put out of operation and depressurized!
Max. air release capacity: 190 m³/h
Air release cross section:
960 mm² and/or 2 mm²
Operating ranges:
- 1.0 - 16 bar
- 0.1 - 6 bar
Following special functions on request
- Only air release/air intake
|
Order Nr.
|
Working range |
PN |
Connection |
D1 |
D2 |
H |
H1 |
Medium | Weight | Specification | Basket |
|---|---|---|---|---|---|---|---|---|---|---|---|
|
9874050000
|
1 - 16 | 10|16 | Flange DN 50 | 175 mm | 160 mm | 357 mm | 370 mm | 5,80 kg | |||
|
9874051000
|
0.1 - 6 | 10|16 | Flange DN 50 | 175 mm | 160 mm | 357 mm | 370 mm | 5,80 kg | |||
|
9874080000
|
1 - 16 | 10|16 | Flange DN 80 | 175 mm | 160 mm | 343 mm | 356 mm | 6,80 kg | |||
|
9874081000
|
0.1 - 6 | 10|16 | Flange DN 80 | 175 mm | 160 mm | 343 mm | 356 mm | 7,10 kg | |||
|
9875063000
|
1 - 16 | female 2" | 175 mm | 160 mm | 307 mm | 320 mm | 2,35 kg | ||||
|
9875063100
|
0.1 - 6 | female 2" | 175 mm | 160 mm | 307 mm | 320 mm | 2,35 kg |
|
Operating instructions
|
|---|
| Operating and maintenance instructions - Air valve for potable water 1", 2" |
|
Article Nr.
|
Product description |
|---|---|
| 372-00 | Shut-off adaptor with threaded outlet |
| 373-00 | Auxiliary shut-off device via intermediate flange |