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Rolls-Royce Allison, 501-KB5, 1999, 4000 kW, Natural Gas, 4160V

Description

  1. Overview
    1. Two complete gas turbine generator packages available.
    2. Both packages are missing the inlet and exhaust housings.
    3. One package is missing the switch gear.
  2. Unit 1
    1. Item 001.
    2. Time since overhaul: 9,602 operating hours and 575 starts.
    3. 1800 rpm Allen gear epicyclic reduction gearbox.
    4. Installed new in 1998.
    5. Electric hydraulic start system with an overrunning clutch.
    6. Variable displacement hydraulic pump and motor and a 200 hp electric motor.
  3. Unit 2
    1. Item 002.
    2. Time since overhaul: 7,064 operating hours and 999 starts.
    3. 1800 rpm Western gear reduction gearbox.
    4. Installed refurbished in 1998.
    5. Diesel hydraulic start system with an overrunning clutch.
    6. Variable displacement hydraulic pump and motor and a diesel engine driver for black start capability.
  4. Gas Turbine Engine Specifications
    1. Item 003: Rolls-Royce Allison gas turbine engine.
    2. Model: 501-KB5.
    3. Designed to operate on natural gas.
    4. Both engines were 'zero time overhauled' in 1999 by a Rolls-Royce appointed authorized maintenance center (AMC).
    5. Rated engine speed: 14,250 rpm.
    6. Sound attenuated enclosures.
    7. 4160 volt, 3 phase, 0.8 pf.
    8. Natural gas fuel.
    9. 8000 hours since new.
  5. Baseplate and Enclosure
    1. Baseplate: fabricated structural steel with machined mounting pads for rotating equipment.
    2. Weather-tight acoustic enclosure: bolted post and beam framework, designed for a weighted average noise level of 85 dba three feet from the enclosure in a free field.
    3. Maintenance crane: a turbine maintenance crane is included that is suitable for engine or module removal from the unit.
  6. Common Lube Oil System
    1. Both units include a 100% capacity shaft driven main lube oil pump.
    2. A/C motor-driven pre/post lube pump.
    3. Oil cooler.
    4. Cartridge type oil filter with differential pressure indicator and alarm.
    5. Lube oil reservoir contained within the base structure with immersion heater, temperature control, level gauge, level switch and tank vent with coalesce element.
  7. Fire Suppressant System
    1. Both units incorporate a CO2 fire suppressant system for the gas turbine generator enclosure.
    2. Includes detectors, discharge nozzles, fire shutter louvers on all intake and discharge openings, a warning beacon, warning placards, a control panel located disable key switch.
    3. Gas detection system includes panel mounted monitor and gas sensors in the turbine engine compartment.
    4. U.V. detectors mounted in the turbine engine enclosure area.
  8. Turbine Generator Control System
    1. Both units incorporate a turbine generator control system including NEMA 1 control panel.
    2. Complete with programmable logic controller, operator interface unit, alarms and shutdowns.
    3. Vibration monitoring system.
    4. Temperature monitoring system.
    5. Governor and automatic voltage regulator and other miscellaneous items.