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  N – Standard Progressive Cavity Pump | Range BN
 
Range BN
Product Overview
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Sealing Solutions
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Gland Packings A

Gland Packings A

Conveying Materials | Variant 1: Free of solids |Variant 2: Containing solids, abrasive
Pressure Range | Variant 1: -0,5 to +2 bar Variant 2: -0.3 to +0.3 bar
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Description



  • Standard gland packing with 6 packing rings

Note
Cost-efficient standard seal

 

Gland Packings C

Gland Packings C

Conveying Materials | Containing solids, abrasive
Pressure Range | -0.5 to +2 bar
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Description



  • Gland packing with lantern ring inside

Note
Sealing liquid pressure at least 0.5 to 1 bar above the pressure to be sealed The sealing liquid must be compatible to the conveying medium.

 

Gland Packings V

Gland Packings V

Conveying Materials | Containing solids, abrasive
Pressure Range | 0 to +2 bar
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Description



  • Gland packing with lantern ring inside and a labyrinth seal on the upstream side

Note
Like code C, amount of sealing water can be controlled and adjusted

 

Gland Packings E

Gland Packings E

Conveying Materials | Free of solids to containing solids
Pressure Range | -0.85 to +1 bar
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Description



  • Gland packing with lantern ring on the outside

Note
Like code C, amount of sealing water reduced for vacuum operation

 

Gland Packings F

Gland Packings F

Conveying Materials | Heat sensitive, shear sensitive, free of solids to containing solids
Pressure Range | -0.85 to +1 bar
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Description



  • Gland packing with lantern ring on the outside, 2 connections

Note
Like code E, dissipation of the frictional heat generated via a second connection

 

Gland Packings S

Gland Packings S

Conveying Materials | Containing solids, abrasive
Pressure Range | -0.5 to +0.5 bar
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Description



  • Gland packing with grease lantern ring on the outside

Note
Used when there is no sealing water supply, lubrication via lubricating device or grease pump

 

Mechanical Seal GA

Mechanical Seal GA

Conveying Materials | Low to highly-viscous, containing solids, abrasive
Pressure Range | -0.15 to +12 bar
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Description



  • Single-acting mechanical seal
  • Elastomer bellows
  • Independent of the direction of rotation
  • Not pressure-relieved

Note
Municipal and industrial waste-water treatment, food industry

 

Mechanical Seal GB

Mechanical Seal GB

Conveying Materials | Low to highly-viscous, free of solids to containing a low degree of solids
Pressure Range | -0.15 to 10 bar
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Description



  • Single-acting mechanical seal
  • Conical spring
  • Dependent of the direction of rotation
  • Not pressure-relieved

Note
Cost-efficient standard seal for the food industry

 

Mechanical Seal GC

Mechanical Seal GC

Conveying Materials | Low to highly-viscous, containing a high degree of solids, abrasive
Pressure Range | -0.15 to +25 bar
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Description



  • Single-acting mechanical seal
  • Metal bellows
  • Dependent of the direction of rotation
  • Not pressure-relieved

Note
Municipal and industrial waste-water treatment, paint and chemical industries

 

Mechanical Seal GD

Mechanical Seal GD

Conveying Materials | Low to highly-viscous, free of solids to containing a low degree of solids
Pressure Range | -0.15 to +25 bar
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Description



  • Single-acting mechanical seal
  • Wave spring/multiple spring
  • Independent of the direction of rotation
  • Stationary seat stop
  • Not pressure-relieved

Note
Chemical/pharmaceutical industry

 

Option M

Option M

Conveying Materials | Adhesive, crystallizing
Pressure Range | According to the specifications GA-GD. Vacuum up to -0.5 bar
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Description



  • For GA-GD design mechanical seal with Quench

Note
Unpressurized Quench vessel with suitable fluid, lubrication upon vacuum and vertical position

 

Mechanical Seal KD

Mechanical Seal KD

Conveying Materials | Low to highly-viscous, free of solids to containing solids, abrasive, adhesive, crystallizing, aggressive, toxic
Pressure Range | -1 to +25 bar
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Description



  • Double-acting mechanical seal
  • Wave spring/multiple spring
  • Independent of the direction of rotation
  • Stationary seat stop
  • Not pressure-relieved

Note
Sealing liquid pressure at least 1.5 bar above the pressure to be sealed. The sealing liquid must be compatible to the conveying medium.

 

Mechanical Seal LA

Mechanical Seal LA

Conveying Materials | Low to highly-viscous, free of solids to containing solids, abrasive, adhesive, crystallizing, aggressive, toxic
Pressure Range | -1 to +12 bar
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Description



  • Back-to-back mechanical seal
  • Elastomer bellows
  • Independent of the direction of rotation
  • Not pressure-relieved

Note
Sealing liquid pressure at least 1.5 bar above the pressure to be sealed. The sealing liquid must be compatible to the conveying medium.

 

Mechanical Seal 4E

Mechanical Seal 4E

Conveying Materials | Low to highly-viscous, containing solids, abrasive, adhesive, crystallizing
Pressure Range | -1 to +12 bar
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Description



  • Mechanical seal in the form of a cartridge unit
  • Single-acting
  • With Quench
  • Independent of the direction of rotation
  • Double pressure-relieved

Note
Municipal and industrial waste-water treatment, chemical/petrochemical industry

 

Mechanical Seal IE

Mechanical Seal IE

Conveying Materials | Low to highly-viscous, free of solids to containing solids, abrasive, adhesive, crystallizing, aggressive, toxic
Pressure Range | -1 to +25 bar
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Description



  • Mechanical seal in the form of a cartridge unit
  • Double-acting
  • Independent of the direction of rotation
  • Double pressure-relieved

Note
Municipal and industrial waste-water treatment, chemical/petrochemical industry

 
 
 

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