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NovaStar, GG135, Natural Gas Generator Set, 2200 kW, 440 V, 60 Hz, Open Type (New)

Description

  1. Overview
    1. New natural gas generator set, open type, built to order for 60 Hz.
    2. Rated power: 2200 kW / 2750 kVA (2,950 hp); continuous power: 2000 kW / 2500 kVA.
    3. Output: 440 V, 3 phase, 60 Hz, power factor 0.8 lagging, 1200 rpm.
    4. For continuous duty on pipeline natural gas (methane number 85 or more, low heating value 33.5 MJ/m3 or more).
  2. Gas Engine
    1. V20, four stroke, lean burn, turbocharged; engine rated power 2320 kW (3,111 hp).
    2. Bore 200 mm (7.87 in), stroke 255 mm (10.04 in), displacement 160.2 L (9,776 cu in).
    3. Electronic speed control with a Woodward governor.
    4. Forced water cooling with high and low temperature circuits.
    5. Gas inlet pressure 1 to 4 bar (14.5 to 58 psi).
    6. Gas consumption at 2200 kW: 537.3 Nm3/h (about 0.244 Nm3/kWh) at 36.7 MJ/m3; specific fuel consumption 9000 kJ/kWh or less.
    7. Lube oil consumption 0.2 to 0.6 g/kWh; overhaul interval 60,000 hours.
    8. NOx at rated power 500 ppm or less; 24 V DC electric start.
  3. Alternator
    1. 2750 kVA, 440 V, 60 Hz, 3 phase, 6 pole, Y connection.
    2. Brushless excitation with automatic voltage regulator (AVR).
    3. Insulation class H, protection IP23, 2 rolling bearings, elastic coupling.
    4. Steady-state voltage regulation within 2.5%; overload 110% for 1 hour in every 12 hours.
  4. Control and Protection
    1. Floor-standing control cabinet with a ComAp controller and LCD screen.
    2. Automatic paralleling, grid connection and load sharing.
    3. RS485 / Modbus remote interface.
    4. Protections: voltage high and low, overload, short circuit, reverse power, over and under frequency, overspeed, low oil pressure, high water and oil temperature, low battery, generator differential, earth fault.
  5. Scope of Supply
    1. Gas engine and alternator on a common base frame with coupling.
    2. Control panel and low voltage switch cabinet.
    3. Horizontal radiator with automatic fan control and expansion tank.
    4. Maintenance-free starting and control batteries.
    5. Exhaust pipe and silencer with expansion joint.
    6. Oil heater and 2 water heaters.
    7. Technical documents, tools, spare parts and special tools.
  6. Dimensions and Weight
    1. Approximately 7500 x 2300 x 2800 mm (295 x 91 x 110 in).
    2. Approximately 33,000 kg (72,750 lb).