Products

API Plan 51

API Plan 51

Reservoir providing a dead-ended blanket for fluid to the quench connection of the gland plate. Only recommended for vertical pumps.

A  Reservoir

Seal chamber details

1  From reservoir
2  Quench (Q)
3  Drain (D), plugged
4  Flush (F)
5  Seal chamber


Example seal: EagleBurgmann LL9UC single pusher mechanical seal.

P&ID according to API

Features

  • Typically uses an auxiliary sealing device.
  • Can help to prevent icing on the atmospheric side.

Application

  • Vertical pumps with dead-ended atmospheric quench

 

Remarks, checkpoints

  • Routine inspection of the liquid level is recommended.
     

 

Pump media characteristics

  • Tendency to ice at ambient temperatures.

Location, function

  • Atmospheric side
  • Quenching

Configurations

1CW-FL
 

1CW-FX*

* Remark: The configurations listed for each individual piping plan are to be understood as recommendations including possible utilizations which may also be applied.

 

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What makes us stand out is our excellent quality, great innovative capacity, and an extensive product portfolio for nearly all industrial processes and fields of application. Our product portfolio includes everything from mechanical seals and seal supply systems to magnetic couplings, carbon floating ring seals, expansion joints, and gaskets and packings as well as comprehensive services. Since we are part of the German Freudenberg and Japanese EKK group, we have all the necessary resources for a firmly based reliable partnership.

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