Description

COS series split case pump/split casing pump/double suction centrifugal pump is a new generation of single stage double suction centrifugal split case pump with high performance and reliability, it is mainly applied to liquid transferring occasions like water works, air conditioner circulation water, heat supply pipe network system, building water supply, irrigation, drainage pump station, power station, industrial water supply system, fire fighting system, ship industry, water supply and drainage for mines, etc.

Model Definition 
Model: COS125-290A/B/C
COS: Split case pump / Split casing pump / Double suction centrifugal pump
125: Outlet diameter
290: Nominal impeller diameter
A/B/C...: Impeller code 

Performance Data: (50/60Hz available)
Speed=2900rpm                                                     Speed=1450rpm               
Flow: 270 - 640 m3/h                                              Flow: 130 - 320 m3/h 
Delivery Head: 47-117m                                         Delivery Head: 11-29m                                                            
Outlet Dia.: 125mm
Working Pressure: ≤ 5Mpa
Solid Particle: ≤ 80mg/L
Liquid Temp.: 0ºC-80ºC

Material of flow passage components:
The COS series Split case pump/Split casing pump/Double suction centrifugal pump could be customized with
different material, main material configuration followed :

1) Features: 
a) Compact structure
b) Attractive design
c) High efficiency, steady performance
d) High flow, medium pressure
e) High concentricity of components