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  • Users: Esporp
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  1. Esporp

    NPSHa - One large and one small pump on same suction manifold

    Hi I have come across a problem that and I don't quite know where to start. The problem is as follows: We have a 13 meter high tank, water level can be anywhere between 0 and 13 meters. A small pump (3 m3/h, NPSHr = 3 meter) is placed 6.5 meters above the ground. The suction pipe is located on...
  2. Esporp

    Service on a ATEX EEx P cabinet

    Hi We have a pressurized cabinet located in a Zone 1 area. The user manual states that before performing service we have to check that the area does not contain any explosive gases (checking would be doen by a handheld instrument). Servce involves opening the cabinet and with the power on. I am...

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