SSP A9 Series, A9-2270, G9 Series, G9-2270, A9-1507 Operating Manual

...

M/104B/0411

Series A&G 9

Stainless Steel and Ductile Iron Positive Displacement Rotary Lobe Pumps

Operating Manual

Alfa Laval Ltd

Birch Road, Eastbourne, East Sussex BN23 6PQ

Tel No : (01323) 412555 Fax (01323) 412515

ISO9001: 2000 Quality Management System.

Alfa Laval Ltd

Birch Road, Eastbourne, East Sussex BN23 6PQ

Tel No : (01323) 412555 Fax (01323) 412515

ISO9001 : 2000 Quality Management System.

Depending upon the pumping system and duty condition the pump noise levels may vary. The sound pressure level measurement stated is given fortypical pumps/pump units at maximum pressures/speeds, the results being taken on water at ambient temperature:-

Recorded sound pressure level :- 85 dB(A): (Ref 20uPa).

Note :- Readings taken in accordance with ISO3746.

Electrical Supply :-

This pump may be supplied bareshaftorcoupled to a drive unit for which a drive unit/electrical supply will be required.

Note : The pump may be also driven by a diesel/petrol drive unit.

Water Supply :-

Additional watersupplies may be required if the pump is fitted with a product seal flushing arrangement. Consult your supplier for flush

fluids compatible with products pumped. The pump should only be used for the duty for which it has been specified. The operating pressure, speed and temperature limits have been selected at the time of order and MUST NOT be exceeded for the pump. These details are stated on the original documentation and if not available may be obtained from yoursupplier quoting :- pump model and serial number.

This range of pumps has been designed to offer a variety of duties including :-

Series G - general industrial, sewage and

effluent sludge transfer.

Series A - for hygienic and anti-corrosive

duties.

Pressures of up to 10 bar, speeds to 500 rpm and temperatures to 200°C can be obtained on this range of pumps depending on pump model/ size. These conditions cannot always be obtained simultaneously. The model type/size will be shown on the nameplate positioned on the pump.

The pump/pump unit will have been selected from the pump users specific application when known and the pump serial number will relate to this.

If the user has not specified the pumping application or needs to change it, it is important

to confirm that the materials of construction and product seals are compatible with the pumping application and that adequate NPSH, speed, pressure etc is available.

It is therefore strongly recommended that the

usercontact the supplierquoting:-pump model/

size, serial number and system details (eg

product, pressure, flow rate etc).