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Overview

Producing reliable power from 1735 to 2600 kWe, each generator set has been designed to meet World bank (WB) emission certification stage 2. The CM25C 50 and 60 Hz, 6, 8 or 9 cylinder, turbocharged-aftercooled generator set, is designed for Ultrafast start time and load acceptance, low fuel and oil consumption requiring low maintenance.

Generator Set Specifications

Units:
Minimum Rating 1735 kWe 1735 kWe Less
Maximum Rating 2600 kWe 2600 kWe Less
Emissions/Fuel Strategy (WB) Cert stage 1 and 2 (WB) Cert stage 1 and 2 Less
Voltage 3000 to 13800 Volts 3000 to 13800 Volts Less
Frequency At Speed 50 Hz @ 750 / 60 Hz @ 720 50 Hz @ 750 / 60 Hz @ 720 Less
Duty Cycle Prime, Continuous Prime, Continuous Less
Ready To Accept Loads (Preheated/Vented) 40 s 40 s Less
Normal Ramp Up To 100% Load 75 s 75 s Less
Emergency Ramp Up 10% To 100% Load 25 s 25 s Less
Genset Efficiency Up To 44.20% 44.20% Less

Engine Specifications

Engine Model CM25C, 4-stroke-engine CM25C, 4-stroke-engine Less
Bore 10.04 in 255.0 mm Less
Stroke 15.75 in 400.0 mm Less
Aspiration Turbocharged-aftercooled Turbocharged-aftercooled Less
Engine Rating Range 1800 - 2700 kW 1800 - 2700 kW Less
Configuration 6,8,9 cylinder 6,8,9 cylinder Less
Fuel Type Diesel oil / heavy fuel oil (HFO) / crude oil Diesel oil / heavy fuel oil (HFO) / crude oil Less
Swept Volume 1247.0 in³ 20.4 l/cyl Less
Mean Effective Pressure Up To 355.0 psi 24.5 bar Less

Generator Set Dimensions

Length - Minimum 318.0 in 8070.0 mm Less
Length - Maximum 375.0 in 9516.0 mm Less
Width - Minimum 98.0 in 2479.0 mm Less
Width - Maximum 100.0 in 2534.0 mm Less
Height - Minimum 154.0 in 3911.0 mm Less
Height - Maximum 156.0 in 3963.0 mm Less
Dry Weight - Genset (minimum) 94799.0 lb 43.0 ton (US) Less
Dry Weight - Genset (maximum) 123459.0 lb 56.0 ton (US) Less

Reliable Operation

Control & Monitoring

Ease Of Installation

Ease Of Operation

Intelligent Simplicity

Ease Of Maintenance

Fuel

Emissions

Expertise & Experience

World Wide Product Support

CM25C Standard Equipment

Fuel System
  • Gas valve unit (GVU) (only dual fuel (DF) and gas)
  • Engine ventilation module (only dual fuel (DF) and gas)
  • Circulation module
  • Separator module
  • Pre-pressure module
  • Ignition fuel oil module (only dual fuel (DF))

Lubricating Oil System
  • Combined module: cooling water system and lube oil system
  • Lube oil separator module
  • Piping interface module

Cooling Water System
  • Cooling water system with radiators
  • Piping interface module
  • Combined module: see lube oil system

Starting System
  • Starting air receiver module
  • Starting air compressor module

Combustion Air System
  • Air filter - pulse
  • Air filter - oil bath
  • Air filter - pocket

Exhaust System
  • Oxidation catalytic (Oxicat) converter system
  • Exhaust gas ventilation module (only dual fuel (DF) and gas)
  • Exhaust gas silencer
  • Selective catalytic reduction (SCR) system

Control & Monitoring System
  • Gas leak detection per cylinder (only dual fuel (DF) and gas)
  • Local data panel (LDP) / generator control panel (GCP)
  • Engine monitoring package
  • Local control panel (LCP)
  • Motor control center module (MCC)

Mounting System
  • Elastic mounting - genset/engine

Why Choose Cat® Electric Power?

Caterpillar offers a comprehensive variety of electric power systems, customised to fit your needs. Our specialised systems deliver high power and performance in industries across the globe. With Caterpillar, you get outstanding manufacturing quality, expert support, and the essential tools and applications to complete any project.

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Application Center

Explore valuable resources for generator sizing, specification, and training materials. SpecSizer evaluates load types, collects data, and organises it to help you select the generator set that's best for you. Find product comparisons, technical data, product sizing, and more using our technical information portal (TIP) specifically created for consultants, architects, engineers, and owners.

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