Diesel generator sets
D1250 GC
Producing reliable power at 1250 ekW, 60 Hz, our D1250 GC diesel generator set is made to meet your needs in standby applications. We've designed each to ISO 8528-5 transient response requirements and to accept 100% rated load in one step. The generator set is US EPA Stationary Emergency Use Only (Tier 2) certified.
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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
GCCP1.3 Control Panel
- User-friendly interface and navigation
- Scalable system to meet a wide range of installation requirement
- 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
- Low Fuel Consumption
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
Accepts 100% Block Load
Demonstrated capability to pick up large on-site loads
Full Power up to 50°C Ambient
Provides full power even on hottest days of the year
Conforms to ISO8528-5 G3 Load Acceptance
Maintains voltage and frequency during transient events
| Standby Rating | 1250 ekW |
|---|---|
| Frequency | 60 Hz |
| Emissions/Fuel Strategy | U.S. EPA Tier 2 Certified |
| Voltage | 380 - 480 Volts |
| Speed | 1800 rpm |
| Duty Cycle | Standby |
| Engine Model | C32B TA, V-12, 4-Stroke Water-Cooled Diesel |
|---|---|
| Bore | 5.71 in |
| Stroke | 6.38 in |
| Displacement | 1958.86 in³ |
| Compression Ratio | 15.0:1 |
| Aspiration | TA |
| Fuel System | EUI |
| Governor Type | Adem™A4 |
| Length - Minimum | 164.3 in |
|---|---|
| Length - Maximum | 164.3 in |
| Width - Minimum | 82.3 in |
| Width - Maximum | 82.3 in |
| Height - Minimum | 89.3 in |
| Height - Maximum | 89.3 in |
| Dry Weight - Genset (minimum) | 15776 lb |
| Dry Weight - Genset (maximum) | 15776 lb |
Control Panel
- GCCP1.3
Cooling System
- Radiator
Need installed dimensions with enclosure and tank? See Model Configurations
