Cos125-290 Large Capacity Double Suction Split Case Water Pump

• Customization: Available
• Max.Head: 30-50m
• Max.Capacity: >400 L/min
• Model NO.: COS125-290
• Driving Type: Electric Motor or Diesel
• Impeller Number: Single-Stage Pump
• Working Pressure: High Pressure Pump
• Influent Type of Impeller: Double-Suction Pump
• Position of Pump Shaft: Horizontal Pump
• Pump Casing Combined: Horizontal Split Pumps
• Mounting Height: Suction Centrifugal
• Impeller: Closed
• Usage: Pump, Pumps, Circulating Pump, Irrigation Pumps
• Material: Ci,CD,Ss,Duplex Ss
• Voltage: 380V/415V/440V/460V/660V
• Transport Package: Standard Export Wooden Packing
• Specification: DN200mm/DN125mm
• Trademark: SanChang
• Origin: Changsha, Hunan, China
• HS Code: 8413709990
• Production Capacity: 200set/Month

Product Description

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 :

Recommended Material Configuration (For reference only)
Item	Clean water	Drink water	Sewage water	Hot water	Sea water
Case & Cover	Gray iron (HT250)	S.S304	Ductile iron (QT500)	Cast Steel	Duplex S.S 2205
Impeller	Gray iron (HT250)	S.S304	Ductile iron (QT500)	2Cr13	Duplex S.S 2205
Wearing ring	Gray iron (HT250)	S.S304	Ductile iron (QT500)	2Cr13	Duplex S.S 2205
Shaft	C.S 45	S.S420	40Cr	40Cr	Duplex S.S 2205
Shaft sleeve	C.S 45	S.S304	S.S304	S.S304	Duplex S.S 2205
Remarks: detailed material list will according to liquid and site conditions

 

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

2) Applications: 
a) Waterworks
b) Circulation water for air-condition
c) Water supply for industry and building
d) Irrigation and drainage pumping station
e) Power station
f) Fire fighting