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SULZER

OHH

OHH & OHHL

OHHL

ZE/ZF

overhung, horizontal, centerline mounted, single stage, radially split process pump

Heavy duty process flows & heads

Oil & Gas

Hydrocarbon Processing

Power Generation

Pump size

25 to 400mm

25 to 50 mm

Flow

2250 m3/h

1 to 60 m3/h

Head

370 m

450 m

Pressure

75 bar

51 bar

Temperature

-75 to 425 degC

-75 to 425 degC

S-4, S-5, S-6, S-8, S-9, C-6, A-8, D-1, D-2, 317L

S-4, S-5, S-6, S-8, S-9, C-6, A-8, D-1, D-2

Pressure casing

Designed for 20% tensile strength with 3 mm CA. 300# flange standard (optional 600#)

Impeller

OHH- Enclosed Impeller

OHHL Semi open for low flow & high head capability

Shaft

Extra heavy duty , large diameter shaft

Bearing

Opposed 40 degrees angular contact thrust bearings with machined brass cage for long term reliability.

Bearing housing

Carbon steel construction with cooling fins for improved heat dissipation

Mech Seals

Fully cartridge API 682 seals in API 610 seal chamber

Bearing Housing

4 sizes of bearing housing cover (ring oil/purge mist or oure mist lubrication)