CronoNorm-NL
End suction pump
- Back pullout design allows replacement of bearings and seals without disturbing the piping
- Three bearing bracket sizes for all models
- Confined gasket between cover and casing
- Maintenance-free ZZ bearings
- Improved hydraulics for reduced vibration
- Over 50 models available
Wilo-CronoNorm-NL
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Recommended services
CronoNorm-NL
Design
- End suction back pull-out, single stage, centerline discharge base mounted cenrifugal pump
Application
- Heating and Cooling Systems
- Transfer and Pressure Boosting
- Boiler Feed/Condensate
- Irrigation
- Industrial Applications
- Max. Flow: 2,500 GPM
- Max. Head: 300 feet
Type key
Model: | NL 2½ x 1½ x 6 |
NL | End suction base mount type |
2½ | Suction |
1½ | Discharge |
6 | Max. Impeller Diameter |
Technical data
- Power supply: 208-230/460/3/60 and 575/3/60 Volt
- Fluid temperature range: -4 to 250 °F (-20 to +120 °C)
- Max Operating pressure: 250 PSI (16 Bar)
- Suction flange size range: 2 1/2" to 8", 125# ANSI type
- Discharge flange size range: 1 1/2" to 6", 125# ANSI type
- Horsepower Range:
- 1-75HP (3500RPM)
- ½-200HP (1750RPM)
Materials
- Cast Iron Volute
- Bronze Impeller
- Stainless Steel Shaft
- C/SiC/EPDM Mechanical Seal (other seals available upon request)
- NEMA Standard Motors
Construction
- Single-stage end suction centrifugal base mounted pump flexibly coupled to NEMA frame foot mount motor
- Mechanical sealed
- 60 Hz motors, ODP and TEFC available
Scope of delivery
- Pump end only (bare shaft pump) or
- Pump, base, coupling and coupling guard or
- Completely assembly (pump, base, coupling, guard and motor)
- Installation and operating instructions