Model TCH-25.2
Product info
- Compressor Type: Integrally geared single stage compressor
- Control System: I – Inlet Guide Vanes, O – Variable Diffuser Vanes, CC – Combined Control (IGV + VDV)
- Medium: Air
- Frame family: TCH15.1
- Gear Box: Vertical Split, Single helical gears, Ball bearings, Forced lubrication
Material specification
- Volute Casing: Cast iron EN GJL-250
- Casing: Cast iron EN GJL-250
- Impeller: Aluminium alloy (2618A) or stainless steel
- Vanes: Aluminium alloy, Stainless steel, Bronze
- Base Frame: Structural Steel
- Fast Shaft: High tensile 18CrNiMo7
- Drive Shaft: High tensile 34CrNiMo6
- Bearings: Alloy Steel with white metal film
- Coupling: Flexible disc coupling with spacer
- GearWheels: High tensile 18CrNiMo7
Auxiliaries
- Inlet Filter/Silencer: 95% filtration as per Filter Class, EU G4 & baffle type silencer
- IGV/VDV Actuation: Electric linear actuator
- Expansion Joint: DN400/250 steel flanges with Stainless Steel or EPDM Bellows
- Cone Diffuser: Inlet DN250 – Oulet DN400/500
- Blow-off-valve: DN 125/150, Electric actuated
- Check valve: DN400/500, dual flap wafer type
- Oil for Gearbox: Approx 280 liters (ISO VG68/46)
- Lube oil cooling: Air or external liquid to oil
- Cooling Fan: IP55 50/60Hz
Compressor Drive
- Drive: Electrical-motor, 2 Pole
- Motor Voltage: Low-medium – high voltage
- Input frequency: 50/60 Hz
- Motor speed: 3000 rpm or 3600 rpm
- Protection class: IP55
Standar Quality
- Test Procedure: ISO 5389 & ASME PTC10
- Mechanical Test: Internal Standard
- Quality: ISO 9001:2015
- In Option: API 617/672
Main Parts
- Inlet Filter/Silencer
- Compressor
- Compensator
- Cone Diffuser/Silencer
5. Base Frame
6. LCP Panel
7. Air Cooled (Watercooled in option)
8. Compressor Drive
6. LCP Panel
7. Air Cooled (Watercooled in option)
8. Compressor Drive
Performance data
- Flow Regulation: See Performance chart
- Flow Range: 100% - 45% of rated flow with Combined control
- Pressure Range: 0.4 to 1.2 bar (g)
- Power Range: 110 – 450 kW
- Discharge Velocity: Below 20m/s after Cone
- Vibration Level: Max. 4.5mm/s per ISO 20816
- Noise Level: 91-95 db(A) Without enclosure, 76-78 db(A) With enclosure
Panels
- Human Interface: Siemens KTP700 Basic 7”
- Option-1: Allen Bradley Panel View Plus 6”
- PLC: Siemens ET200 SP CPU
- Option-2: Allen Bradley Compac Logixs
- In option: X,Y,Z Vibration Detector (Bently Nevada)
- Instrumentation: Air Pressure transmitter 4-20mA, Air Temperature transmitter 4-20mA, Oil Temperature Switch and oil tank, Bearing Temperature RTD, Oil Pressure Switch, Low Oil Level Switch, Vibration Transmitter 4-20mA, Surge Switch
