Nikkiso Clean Energy & Industrial Gases Group
Products & Services
Cryogenic Pumps
Independent Gas Companies
End Users
Major Gas Companies
Reciprocating Pump
RPSA
The RPSA model is a cylinder filling pump that comes equipped with a tungsten carbide coated piston that significantly increases the life of the seals in abbrasive media service. Its sealed drive end requires no field maintenance.
Features & Benefits
- Tungsten carbide coated piston helps increase the life of the seals
- Simple cold end design assembly for easy maintenance
- Heavy duty grease lubricated drive for longer life and less maintenance (regreasing not necessary)
- Pump packing is adjusted through a large access port for easy adjustments and extended packing life
Applications
- Carbon dioxide cylinder filling
- Nitrous oxide cylinder filling
Liquids Pumped
- Carbon Dioxide
- Nitrous Oxide
RPSA Table
| Standard | ||
|---|---|---|
| Flow Rate Max. | 1000³/h (4400 gpm) | |
| Head max. | 600m (1,970 ft) | |
| Pumped Liquid | Fluid Temperature Range | -130℃ to +450℃ (-201 to 842°F) |
| Viscosity Max. | 500mPa·s | |
| Design Pressure: | 20MPa (2900 psig) | |
| Casing Material | Austenitic Stainless steel (304SS, 316SS, etc.) |
|
| Motor power range | 0.75 to 250kW | |
| Ex-Protection | Various international explosion-protection (ATEX,IEC,CSA,TRCU, etc.) CE marking | |
Typical Scope of Supply
- Cold end, grease lubricated drive assembly & electric motor
- Galvanized steel base plate with belt guard
- Surge chamber and relief valve
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