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      Submersible Pump
 
TWO-STAGE SUBMERSIBLE PUMPS
(HIGH HEAD)
PERFORMANCE RANGE
¡ù flow rate up to 300 I/min.(18 m3/h)
¡ù head up to 30 m

OPERATING LIMITS
¡ù maximum operating depth 5 m below water level
¡ù maximum passage for suspended solids §æ2 mm
¡ù maximum fluid temperature 40¡æ
¡ù PH value in water: 6.5-8.0

 

 

 
2SA 1100



WORKING PRINCIPLE
2SA1100(F) pump consists of two-stage centrifugal pumps, designed for permanently or partially immersed operation to produce higher dynamic head. The working principle is that of two-stage centrifugal pumps. The two impellers are installed on the same shaft and rotate inside vane diffuser, channelling the fluid from each impeller to the suction opening of the next. The fluid passes through the two impellers and leaves the pump via the delivery opening machined in the pump body. Between impellers and vane diffuser form a pumping stage and increase the liquid pressure efficiently, following the principle of centrifugal machine.

PUMP INSTALLATION AND APPLICATIONS
This pump is suitable for pumping clean water or fluids. Their higher performance and dependability make them suitable for use in domestic, civil and industrial fields, for the automatic distribution of water working in conjunction with surge tanks, for emptying basins, tank, sump pits, swimming pools and aquariums, for irrigation gardens, for washing and pressure-boosting system, and for fire-fighting purposes, etc, where need higher dynamic head.

PERFORMANCE
2SA1100(F) pump combines the advantages of asubmersible pump with the performance of a centrifugal pump. In fact they assure:
¡ù outputs having higher absolute values
¡ù ample and particularly stable curves

STRUCTURAL CHARACTERISTIC
¡ù aluminum pump body
¡ù stainless steel mechanical seal(graphite to ceramic or SiC to graphite)
¡ù with float switch or without
¡ù cast iron impeller or nylon impeller with technopolymer, half open type
¡ù with thermal overload protector in single phase motor

FLOW RATE Q

PERFORMANCE DATA AT n=2900 1/min
PUMP MODEL
POWER
Q
m3/h
0
3
4.2
6.0
9.0
10.2
12.0
13.2
15.0
18.0
Single phase KW
HP
l/min
0 50 70 100 150 170 200 220 250 300
2SA 1100(F) 1.1 1.5
HM
30 29 28.5 27 24 22.5 19 18 14 6.5
H=TOTAL HEAD IN METERS. Q=FLOW RATE

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