CRI Pumps, a Coimbatore-based manufacturer and exporter of pumps, introduces new range of Bottom Suction Pumps – 50 Hz. CRI’s Bottom Suction Pumps are close coupled type and available with multi impellers and motor is protected by double sealing system with and oil chamber. Stator portion is filled with non- toxic edible grade oil which serves as coolant and lubricant for rotor and bearings. The pumps are supplied with float switch, 10 metre lead out cable and capacitor box.
Specifications

Maximum overall Dia

133 mm

Power range (kW)

0.55 kW – 1.1 kW

Speed

2900 rpm

Versions

AC, 1 Ph, 230V

Degree of protection

1P 68

Class of insulation

F

Max liquid temperature

40°C

Permissible amount of sand

25 g/m³

Method of starting

Permanent Split Capacitor (PSC)

Maximum immersion depth

20 mFeatures• Fitted with thermal overload protector to protect motor• Reliable double sealing system• Silent operation• Self cooling system• Aesthetically designed• Corrosion free parts• Float switch to avoid dry running• Can be operated in horizontal position.
Materials of construction

Part Name

Material

Pump & Motor outer shell

SS 304

Discharge outlet Chamber

SS 304

Impeller

PPO

Diffuser

PPO

Shaft

SS 420

Mechanical Seal

Double mechanical seal (C/Cr & Sic/Sic)

Coolant & Lubricant

Non-Toxic edible grade oil

Part Name

Material

Suction Inlet Chamber
SS 304
Applications• Residential• Sprinkler irrigation systems• Pressure boosting• Civil and industrial Water Supply• Garden Irrigation• Drainage.