Controllable anti-pollution check valve EA type with internal thread, RV280
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| Check valves of this type are for use as an independent means of preventing reverse water flow. They can also be used for industrial, commercial and similar systems where back pressure, back flow and back syphonage must be prevented. The classicfications of appliances to meet these requirements are specified in EN 1717. |
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| Media |
Water, compressed air, medium and light fuel oils, kerosene, petroleum with less than 15 percent aromatic content.
Not suitable for gaseous mediums below 0,5 bar, steam, heavy oils and benzole. |
| Body material |
brass |
| Port connection type |
internal threads |
| Static pressure |
PN16 |
| Mounting position |
horizontal or vertical |
| Additional description |
Operating temperature with water 75 oC (short term up to 90 oC). With compressed air and other mediums up to 70 oC
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Universal application |
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Suitable for installation in any orientation |
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Creates no shock pressure loadings |
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Low pressure loss |
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| Port diameter | DN size | Flow capacity Kvs | Type |
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| inch | mm | | |
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| Rp 1/2 | 15 | 4.5 | RV280-1/2A  |
| Rp 3/4 | 20 | 9.1 | RV280-3/4A |
| Rp 1 | 25 | 17 | RV280-1A |
| Rp 1 1/4 | 32 | 28 | RV280-11/4A |
| Rp 1 1/2 | 40 | 38 | RV280-11/2A |
| Rp 2 | 50 | 60 | RV280-2A |
