Pump type: SH/75DD-WRT, with 4 closed vaned impeller D3145WRT1.
Driven type: ZVz, for elec. motor 4P-90kW, which includes Baseplate, belts, pulleys, pulley guard, motor support and bolts.
Advantages of WRT design:
1) Increased wear life – the impeller and throatbush combination will increase wear life between up tp 50%
2) Power savings – lower pump power consumption
3) Cost reduction – higher pump efficiency sustained over a longer pump service time
4) Material combinations – rubber or metal part combinations available
Performance Curve of this very model: