MFG: CAT
MODEL #: G20CM34
Year: 2020
Condition: New Never Installed - Still has warranty
Location: Western Canada
Please call or email for more details and information
Details of unit:
G20CM34
This specification describes the main mechanical and electrical equipment being offered.
The minimum ambient temperature at site can be lower than - 20 °C.
The maximum ambient temperature at site will not exceed 39 °C.
Plant altitude up to 1039 m.
Absolute humidity at site is higher than 10 g/kg. System should be equipped with additional pipes to drain and to collect charge air condensate if there are special environmental restrictions.
According to 1997 Uniform Building Code (Volume 2) the earthquake is specified as:
Seismic Zone : 1
Site Class : S(D)
Occupancy Category : 3
Peak Ground Acceleration : PGA = 0,12 g
Engine(s) will be operated with natural gas.
Methane Number at site is higher or same than 80.
NOx emissions at 500 mg/m³ (at 5 % O2).
Engine(s) shall be able to run fast starts.
Requirement: 5 min to full load (engine preheated)
Mechanical engine rating 10,000 kW.
ENGINE:
The GCM34 is a medium speed four stroke, turbo charged and intercooled, engine. It provides a complete lean burn combustion system based on a spark ignited pre-chamber concept.
The engine has a dual circuit engine cooling water system without coolant in the engine block.
The lube oil pump is engine driven. The oil pan is used as lube oil reservoir.
Main Data
Engine Model : G20CM34
Configuration : Vee
Number of Cylinders : 20
Rated Power : 10,000 kW
Engine Speed : 720 rpm
Bore : 340 mm
Stroke : 420 mm
Lube oil Consumption : 0.3 g/kWh at 100% load
Power Rating - Definitions and Conditions
Technical data based on ISO 3046/1 and 8178 standard reference conditions.
Efficiency including engine-driven lube-oil pump with a tolerance of 5%.
Natural gas with a Methane Number of >= 80
LCV = 31.5 - 43.3 MJ/Nm³.
See also Caterpillar gas specifications on Power Net.
Tolerance of lube oil consumption +/- 0.15 g/kWh.
Gensets to be used Grid Parallel.
GENERATOR
Voltage : 13.8 kV
Frequency : 60 Hz
Rating : 12.5 MVA