PUMPS

SELF PRIMING PUMP TYPE: ‘AO’ HIGH HEAD

TECHNICAL DATA:

Capacity: Max. 125 LPM.
Head: Max. 150 M.
Speed: 1450 RPM. (normal)     1800 RPM. (Max.)
Temperature: Max600C for standard pump     Max. 1000C for hot water pump
                   (designated by ‘H’)
Suction Lift: Max. 8 M.
Rotation: Clockwise when looking from drive end.   Anti-clockwise in ‘RR’ pump.

DESIGN:

Horizontal, lateral channel, self-priming designed for continuous operation and handling clear liquid containing air or gas.

CONSTRUCTION:

Suction and delivery branches - These are vertical and flanges are oval in shape. Counter flanges are provided with BSP thread.

BEARINGS:

One grease lubricated ball bearing and one bush bearing flushed by liquid handled.

SHAFT SEALING:

Pumps are provided with stuffing box packing. Depending upon application mechanical seal can also be provided.

APPLICATION:

Transfer of liquid containing air or gas, Boiler feed, marine, refrigeration, fuel oil etc.

MATERIAL:

Suction, Delivery cover: Close Grained Cast Iron
Intermediate Parts: HT Brass
Impeller Shaft: Stainless steel
Gland Packing: Graphited asbestos

Special materials also available on request.

  • Performance tolerance is as per IS 9137 class C.

  • Capacity applies to liquid at barometric height of 760 mm mercury and temperature of 300C.

  • Power inputs indicated are for specific gravity of 1.0 and viscosity of 1 CST.

  • For hot water pumps capacity is reduced.

  • For suction lift or more than 4 M. capacity is reduced.

LIST OF PARTS
1 Suction cover 16 Flange gasket
2 Intermediate part II 17 paper gasket
3 Impeller 19 Ball bearing
4 Intermediate part I 20A plug, gauge
4A Intermediate Part IU 20A* Plug, drain
5 Delivery cover 20B plug, shaft end
6 Counter flange 21 Grease cup
6/1* Counter flange 22 Packing
7 Bracket 24 water slinger
9 Gland 25 Tie bolt & nut
10 gland nut 26 CSK Screw
11 Bearing cover 27 Nut shaft end
12 Shaft 74/1 Bolt and nut
13 Bush Bearing 74/2 Hex. HD. Screw
14 Key 76 bolt & nut
15 Collar ring (Inner) 89* Stud & Nut
15A Collar Ring (Outer)  

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