Diesel engine double suction pump

Diesel engine double suction pump

Diesel engine double suction pump
COS series diesel double suction pump, large diesel flow pump group, uses the new type of double suction pump + diesel engine+ automatic control system (optional) + weatherproof cover + trailer (optional) portfolio diversification and the overall advantages of high efficiency, superior performance, safe and stable operation, low noise, energy conservation, environmental protection, convenient installation and maintenance, long service life.The technical level reaches the domestic leading large flow.COS series diesel dual suction pump is mainly used for irrigation, municipal drainage , fire-fighting, etc.
Parameters
 Flow rate:Q=20~12000m3/h
 Total head:H=9~105m
 Speed:n=585rpm/2950rpm
 S.g.:γ ≤1.15
 Temperature:T=--10~105℃

 The installation of COS series pump can be horizontal and vertical, and for the horizontal one, the driver can be in the left and right according to the user’s requires.
 The flange hole can according to the GB, ISO, DIN, or ASI standard.
 The two sides of horizontal one can adopt the grease lubrication bearing and the dilute oil lubrication, the down side is SIC wear resistant sliding bearing.
 According to the user’s need, the pump rotating direction can be the clockwise or counterclockwise.

Structure
 Single stage,double suction,axial split casing centrifugal pump.Double passage casing to reduce the axial forces.
 Both pump inlet and outlet are beneath the pump centerline,the rotary part can be removed from the casing without dismantle the pipelines.
 Shortened shaft and enlarged diameter of shaft design to increase the life of bearings and mechanical seals.
 Completely sealed shaft design, zero contact with fluids.
 Various materials of shaft sleeve to prevent the shaft from abrasion and corrosion.
 Both mechanical seal and packing seal are available;mechanical seal can be changed without dismantle the pump cover.
 Different rotation directions are available.

No.
Description
Material
Anti-corrosion alloy
Cast steel
Stainless steel
China
standard
ASTM standard
China
standard
ASTM
standard
China standard
ASTM standard
1
Pump casing
20# Alloy
Titanium
Nickel
904L
Ti/Pd Alloy
Monel

Hastelloy
Monel
Ⅱ-B
Ⅱ-C
Ni-Resist1
Ni-Resist2
Ni-Resist3
25#
35#
WCA
WCB
ZG1Cr13
ZG2Cr13
ZG00Cr18Ni10
ZG0Cr18Ni9
ZG0Cr18Ni12Mo2Ti
ZG0Cr17Ni4CuNb
ZG1Cr18Ni9
ZG1Cr18Ni9Ti
ZG00Cr17Ni14Mo2
0Cr26Ni5Mo2
0Cr17Mn13Mo2N
00Cr18Ni5Mo3Si2
CA-15
CA-15M
CF-3(SS304L)
CF-8(SS304)
CF-8M(SS316)
CF-3M(SS316L)
CN-7M(SS320)
CD-4MCu
2205

2
Sealing ring
3
Impeller
4
Pump cover
5
Impeller nut
6
Cartridge seal
7
Shaft
Carbon steel     SS420    2205    SS304    SS316
8
Bearing Housing
Cast iron

Configuration
Application
 Fire fighting system,fire standby main pump
 Industrial process, For industrial emergency use, such as boiler water supply, high temperature water supply, etc
 municipal drainage,Urban flood control and drainage
 Used for agricultural irrigation in areas without power supply
double suction pump factorySichuan Zigong Pump & Valve Co., Ltd
Visit company website: https://www.zgpumpvalve.com/       

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Diesel engine double suction pump