2016年10月28日星期五

Submersible pump suction sand use conditions and applicable scope

Submersible pump suction sand unique sealing device can effectively balance oil inside and outside pressure, the maximum to protect the reliability of the mechanical seal, motor overheating protection, water detection protection and other protection measures, able to run safely for a long time under the bad working condition. Now he said for submersible pump suction sand use conditions and applicable scope.
A, diving pump suction sand conditions of use
1. The power is 50 hz or 60 hz / 230 v / 380 v / 415 v / 660 v / 1440 v, three-phase ac power supply, power distribution transformer capacity for 2-3 times the motor rated capacity.
2. The medium temperature shall not exceed 60 ℃, R type does not exceed 110 ℃, excluding inflammable and explosive gas.
3. The maximum weight of the solid particles in the medium concentration, ash was 45%, the slag is 60%.
Unit 4. Diving depth: no greater than 60 meters, the minimum submergence depth of the submerged motor shall prevail.
5. The unit work location in the medium to vertical, upper suspension positioning.
Second, submersible pump suction sand scope
1. Learn river, river, lake and sea bottom sand.
2. Drain jiang, river, lake, sea, reservoirs, ponds, plants and other underwater silt and sand.
3. Learn all kinds of stone processing plant powder slurry.
Backfilling materials 4. Transportation, all sorts of backfilling mining, slurry, slurry, coal slurry, slag, slag treatment, etc.
5. Drain the water slurry in all processing of all kinds of solid slurry items.
6. Drain open caisson, Wells in the mud.
7. Settling basin, hydropower station, reservoir, river, steel mills, power plants, open caisson, mine, fish pond silt cleaning.

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