Diesel generator sets
3412C (60 Hz)
The Cat® 3412C diesel generator sets have been developed for standby and prime power applications, delivering reliable power from 680 to 900 kVA at 60 Hz, meeting ISO 8528-5 transient response requirements and built to accept 100% block load in single step.
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Cat Generator Set Package
- Cat generator set packages have been fully prototype tested
- Accepts 100% block load in one step and meets NFPA 110 loading requirements
- Conform to ISO 8528-5 steady state and transient response requirements
Cat Diesel Engine
- Reliable, rugged, durable design
- Field-proven in thousands of applications worldwide
- Four-stroke-cycle diesel engine combines consistent performance and excellent fuel economy with minimum weight
SR500 Alternator
- Superior motor starting capability minimizes need for oversizing alternator
- Designed to match performance and output characteristics of Cat diesel engines
- Robust Class H insulation
EMCP 4 Control Panel
- User-friendly interface and navigation
- Scalable system to meet a wide range of installation requirement
- Expansion modules and site-specific programming for specific customer requirements
Cooling System
- Designed to operate in standard ambient temperatures up to 50°C (122°F)
- Contact your Cat Dealer for specific ambient and altitude capabilities
Certifications
- Designed to meet applicable global standards including ISO 8528, ISO 3046 and IEC 60034-1, with CE, UKCA and EAC conformity available depending on configuration and market.
One Safe Source
- Components used in the generator set are selected at the design stage to provide optimum package performance
- The generator set is fully assembled at a Caterpillar facility following our quality guidelines
- Each generator set package is tested before leaving the Caterpillar facility
- Cat product support, including dealer service, parts and warranty covers the entire Cat power system
Proven, reliable power for your facility
24x7 Asset monitoring and proactive service
Strong load acceptance for dependable power response
| Standby Rating | 700/750/800 ekW |
|---|---|
| Prime Power Rating | 635/680/725 ekW |
| Emissions/Fuel Strategy | Low BSFC |
| Voltage | 220 to 480 Volts |
| Frequency | 60 Hz |
| Speed | 1800 rpm |
| Duty Cycle | Standby, Prime |
| Engine Model | 3412C TA, V-12, 4-Stroke Water-Cooled Diesel |
|---|---|
| Bore | 5.4 in |
| Stroke | 6 in |
| Displacement | 1648.86 in³ |
| Compression Ratio | 13:00:01 |
| Aspiration | TA |
| Fuel System | Pump and Lines |
| Governor Type | ADEM™ A5 |
| Length - Maximum | 162.4 in |
|---|---|
| Width - Maximum | 78.3 in |
| Height - Maximum | 75 in |
| Dry Weight - Genset (minimum) | 5761 lb |
| Dry Weight - Genset (maximum) | 13275 lb |
Air Inlet System
- Single element canister type air cleaner
- Single element canister type
Control Panel
- Low coolant level
- Emergency stop pushbutton
- Digital I/O module
- Low oil pressure
- Emergency stop
- Voltage adjust
- EMCP 4.2B
Cooling System
- Caterpillar extended life coolant
- Radiator with guard (sized for 50 degrees C)
- Fan and belt guards
Exhaust System
- Stainless steel exhaust flex with ANSI style outlet flange
Fuel System
- Primary and Secondary fuel filters
- Fuel priming pump
- Water separator
Generator and Attachments
- Busbar termination
- Class H insulation
Governing System
- Cat electronic governor
Lube System
- Oil drain line with valve
- Lubricating oil
- Oil filter
Mounting System
- Linear vibration isolators
Starting / Charging System
- Standard battery
- 45 Amp Charging alternator
- Starter motor
General
- Paint - Caterpillar yellow except rails and radiators gloss black
Telematics
- Cat® Product Link™ PLE641 cellular
Need installed dimensions with enclosure and tank? See Model Configurations
