Overview
55 kVA Diesel Generator Set
The Cat® C3.3 diesel generator sets have been developed for standby applications, delivering reliable power from 55 kVA at 50 Hz, meeting ISO 8528-5 transient response requirements.
DE55 GC (50 Hz) Diesel Generator Sets
Key Specs
- Standby Rating
- 55 kVA
- 55 kVA
- Frequency
- 50 Hz
- 50 Hz
- Emissions/Fuel Strategy
- Low BSFC
- Low BSFC
Benefits
Spare Parts 98% Fulfillment within 24 hours
World's best product support network ensures spare parts are readily available for maintenance and service needs
Reduces up to 12% Of Parasitic Loads
Smart timer switch/control for battery charger & coolant heater reduces use of grid power
Saves up to 19% 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 DE55 GC (50 Hz)
Generator Set Specifications
| Standby Rating | 55 kVA 55 kVA |
| Frequency | 50 Hz 50 Hz |
| Emissions/Fuel Strategy | Low BSFC Low BSFC |
| Voltage | 380 to 415 Volts 380 to 415 Volts |
| Speed | 1500 rpm 1500 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 | 76.6 in 1945 mm |
| Width - Maximum | 34.3 in 870 mm |
| Height - Maximum | 48.7 in 1238 mm |
| Dry Weight - Genset (maximum) | 2114 lb 959 kg |
DE55 GC (50 Hz) 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
DE55 GC (50 Hz) Optional Equipment
Certification
- Australia, CIS, Gulf Certification
- Certificate of Conformance
Alternator Requirements
- Space heater
Auxiliary Supply Voltage
- 120V
Fuel Storage
- Dual wall 8 hour fuel tank
- Single wall tank with containment
- Low fuel level alarm
- Low fuel level shutdown
- High fuel level alarm
Genset Control
- Battery charger
- Volt free contacts for genset running
- Volt free contacts for common alarm
- Earth fault
- Panel mounted audible alarm
- Earth leakage
- USB to RS485 Communications device
- Emergency stop with key
- Low coolant level shutdown
- Standby Pack (Smart Jacket water heater, Battery charger)
- Battery
- Coolant heater
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 80A
- 4 Pole Circuit breaker 63A
- 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 @ 0.8 power factor
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.
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Electric Power
DE55 GC (50 Hz)
Selected
- Standby Rating
- 55 kVA
- 55 kVA
- Frequency
- 50 Hz
- 50 Hz
- Emissions/Fuel Strategy
- Low BSFC
- Low BSFC
Electric Power
D40 GC
- Standby Rating
- 40 ekW
- 40 ekW
- Frequency
- 60 Hz
- 60 Hz
- Emissions/Fuel Strategy
- U.S. EPA Tier 3 Certified
- U.S. EPA Tier 3 Certified
Electric Power
C3.3 (60 Hz) | DE50 GC
- Standby Rating
- 45 ekW
- 45 ekW
- Frequency
- 60 Hz
- 60 Hz
- Emissions/Fuel Strategy
- Low BSFC
- Low BSFC
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