Description
Turbocharger st27 ep series
is the latest generation of turbochargers for the single-stage, high-pressure turbocharging of medium-speed engines performance in the output range between 500 and 6,000 kW per unit.
Main fields of applications:
- Power generation
- Main propulsion engines
- Auxiliary engines
- Locomotive applications
- Off-road applications
Suitable for the following engine types:
- Diesel engines
- Heavy fuel oil engines (HFO)
- Engines for natural gas, biogas and special gases
- Dual-fuel engines
Performance features of the ST27-EP series
The products in the ST27-EP series are characterised by the following performance features:
- High efficiency
- High pressure ratio
- Wide compressor maps
- Compact design with radial turbine
- Geometrically interchangable with HPR series turbochargers
- Reduced pollutant emissions from the engine (to comply with international requirements such as IMO II, IMO III limit values in combination with exhaust-gas after-treatment such as SCR or exhaust-gas recirculation (EGR), Tier II and Tier III, TA Air, etc.)
- Long service life and extended maintenance intervals, even in tough operating conditions
- Easy-maintenance design and short engine downtimes during service
- Quick and easy replacement of wearing components
- Compressor and turbine washing device, speed measurement, silencer and insulation available as accessories
- Water cooling of the bearing casing for high-temperature applications on request
| Model | Air flow rate V (m3/s) | Engineoutput P (kW) |
Maximum pressure ratio ∏ vmax |
Efficiency η (%) ∏ = 4.5 |
Weight* m (kg) | |
|---|---|---|---|---|---|---|
| ∏ = 5.2 | ∏ = 5.6 | |||||
| ST3 | 0.95 – 2.00 | 1.05 – 2.00 | 500 – 1,300 | 6.0 | 64 | 158 |
| ST4 | 1.40 – 2.85 | 1.50 – 2.90 | 700 – 1,900 | 6.0 | 64 | 280 |
| ST5 | 2.10 – 4.20 | 2.40 – 4.40 | 1,050 – 2,800 | 6.0 | 66 | 383 |
| ST6 | 3.20 – 6.10 | 3.65 – 6.20 | 1,600 – 4,000 | 6.0 | 68 | 570 |
| ST7 | 4.80 – 10.10 | 5.40 – 10.30 | 2,500 – 6,000 | 6.0 | 70 | 1254 |
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