Overview
45 ekW Diesel Generator Set
The Cat® C3.3 diesel generator sets have been developed for standby applications, delivering reliable power from 45 ekW at 60 Hz, meeting ISO 8528-5 transient response requirements.
C3.3 (60 Hz) | DE50 GC Diesel Generator Sets
Request A Price Find DealerKey Specs
- Standby Rating
- 45 ekW
- 45 ekW
- Frequency
- 60 Hz
- 60 Hz
- Emissions/Fuel Strategy
- Low BSFC
- Low BSFC
Benefits
Logs Up to 250 Events
GCCP auto mains control panel provides alarm and operating indicator history
Reliability tested for 500 Hours
Emergency power you can count on when it is needed
Saves up to 20% Installed Space
Requires less space for installation; leaves more room for your on-going operations
Features At A Glance
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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
A-Frame 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
GCCP 1.1 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 55°C (131°F)
- Contact your Cat Dealer for specific ambient and altitude capabilities
Certifications
- CE Certification Available
- CIS Certification Available
Product Specifications for C3.3 (60 Hz) | DE50 GC
Generator Set Specifications
| Standby Rating | 45 ekW 45 ekW |
| Frequency | 60 Hz 60 Hz |
| Emissions/Fuel Strategy | Low BSFC Low BSFC |
| Voltage | 220 to 480 Volts 220 to 480 Volts |
| Speed | 1800 rpm 1800 rpm |
| Duty Cycle | Standby Standby |
Engine Specifications
| Engine Model | Cat® C3.3, In-line 3, 4-cycle diesel Cat® C3.3, In-line 3, 4-cycle diesel |
| Bore | 4.1 in 105 mm |
| Stroke | 5 in 127 mm |
| Displacement | 201.4 in³ 3.3 l |
| Compression Ratio | 17.25:1 17.25:1 |
| Aspiration | Turbocharged Turbocharged |
| Fuel System | Inline Inline |
| Governor Type | Mechanical Mechanical |
Generator Set Dimensions
| Length - Maximum | 89.7 in 2278 mm |
| Width - Maximum | 35.4 in 900 mm |
| Height - Maximum | 52 in 1322 mm |
| Dry Weight - Genset (maximum) | 1031 lb 2273 kg |
C3.3 (60 Hz) | DE50 GC Standard Equipment
Engine
- C3.3, Inline 3 cylinder, 4 stroke diesel
Genset Control
- GCCP 1.1
Governor
- Mechanical governor
Alternator
- A Frame standard alternator
Fuel Storage
- Single wall 8 hour fuel tank
Enclosure
- Cat GC enclosure
Air, Cooling & Exhaust
- Enclosure silencer
General
- Engine and alternator pre-paint, Caterpillar yellow
C3.3 (60 Hz) | DE50 GC Optional Equipment
Certification
- Certificate of Conformance
- Australia, CIS, Gulf Certification
Auxiliary Supply Voltage
- 120V
Alternator Requirements
- Space heater
Fuel Storage
- Dual wall 8 hour fuel tank
- Single wall tank with containment
- Low fuel level shutdown
- Low fuel level alarm
- High fuel level alarm
Genset Control
- Battery charger
- Volt free contacts for common alarm
- Volt free contacts for genset running
- Earth leakage
- Earth fault
- USB to RS485 Communications device
- Emergency stop with key
- Panel mounted audible alarm
- Coolant heater
- Standby Pack (Smart Jacket water heater, Battery charger)
- Battery
- Low coolant level shutdown
Circuit breaker
- 3 Pole Circuit breaker 63A
- 3 Pole Circuit breaker 80A
- 3 Pole Circuit breaker 100A
- 3 Pole Circuit breaker 125A
- 3 Pole Circuit breaker 160A
- 3 Pole Circuit breaker 200A
- 4 Pole Circuit breaker 63A
- 4 Pole Circuit breaker 80A
- 4 Pole Circuit breaker 100A
- 4 Pole Circuit breaker 125A
- 4 Pole Circuit breaker 160A
- 4 Pole Circuit breaker 200A
- Circuit breaker padlock
- Neutral earth link
- Overload via alarm switch on breaker
Testing & Packaging
- PGS Test report @ 1.0 power factor
- PGS Test report @ 0.8PF
Package
- Open Set
assignment Product Brochures and More Are Ready to Download!
Caterpillar product brochures and other informational documents are available for your growing business.
See how C3.3 (60 Hz) | DE50 GC compares against frequently compared products.
Electric Power
C3.3 (60 Hz) | DE50 GC
Selected
- Standby Rating
- 45 ekW
- 45 ekW
- Frequency
- 60 Hz
- 60 Hz
- Emissions/Fuel Strategy
- Low BSFC
- Low BSFC
Electric Power
DE55 GC (50 Hz)
- Standby Rating
- 55 kVA
- 55 kVA
- Frequency
- 50 Hz
- 50 Hz
- Emissions/Fuel Strategy
- Low BSFC
- Low BSFC
Electric Power
C3.3 | DE56AE0
- Standby Rating
- 56.3 kVA
- 56.3 kVA
- Prime Power Rating
- 50 kVA
- 50 kVA
- Emissions/Fuel Strategy
- Non-Certified Emissions
- Non-Certified Emissions
Service Agreement (Cat® CVA & LTSA)
Experience hassle-free ownership and predictable expenses with flexible Customer Value Agreements, which include Long-Term Service Agreements.
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Learn MoreMaintenance and Repairs
Retain genset value with maintenance, upgrade kits, and repair options that extend lifecycles, optimise performance, and help you control costs.
Learn More
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