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Cat
C4.4 Generator Set
Standby Rating
80/99.5/100 ekW
80/99.5/100 ekW
Prime Power Rating
72/90 ekW
72/90 ekW
Emissions/Fuel Strategy
Low BSFC / EU Stage IIA
Low BSFC / EU Stage IIA
Overview
Producing reliable power from 36 to 100 ekW at 60 Hz, our C4.4 diesel generator sets designed to ISO 8528-5 transient response requirements. All C4.4 to meet EPA Stationary Emergency (Tier 3) emissions standards.
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Exterior
360° Exterior view. Double click on the image to zoom in on any area of the product.
Details
Specifications
Generator Set Specifications
| Spec | Value |
|---|---|
| Standby Rating | 80/99.5/100 ekW 80/99.5/100 ekW |
| Prime Power Rating | 72/90 ekW 72/90 ekW |
| Emissions/Fuel Strategy | Low BSFC / EU Stage IIA Low BSFC / EU Stage IIA |
| Voltage | 220 to 480 Volts 220 to 480 Volts |
| Frequency | 60 Hz 60 Hz |
| Speed | 1800 rpm 1800 rpm |
| Duty Cycle | Standby, Prime Standby, Prime |
Engine Specifications
| Spec | Value |
|---|---|
| Engine Model | C4.4, In-line 4, 4-cycle diesel C4.4, In-line 4, 4-cycle diesel |
| Bore | 4.13 in 105 mm |
| Stroke | 5 in 127 mm |
| Displacement | 268.5 in 4.4 l |
| Compression Ratio | 18.2:1 18.2:1 |
| Aspiration | Turbocharged Turbocharged |
| Fuel System | Electronic (adjustable) Electronic (adjustable) |
| Governor Type | Adem™A4 Adem™A4 |
Generator Set Dimensions
| Spec | Value |
|---|---|
| Length – Maximum | 75.8 in 1925 mm |
| Width – Maximum | 44.1 in 1120 mm |
| Height – Maximum | 53.6 in 1361 mm |
Standard Equipment
Air Inlet System
- Air cleaner; light duty with disposable element
Air Inlet
- Air cleaner
Cooling
- Package mounted radiator
Cooling System
- Fan drive, battery charging alternator drive
- Radiator and cooling fan with guards
- Coolant drain line with valve
- Caterpillar extended life coolant
Exhaust
- Exhaust flange outlet
Control Panel
- GCCP 1.3
Exhaust System
- Stub pipe, gaskets, raincap and SAE exhaust flange for customer use – shipped loose
Fuel System
- Standard open set fuel tank/base supplied base, formed steel with single wall integral 8-hour fuel tank
Fuel
- Secondary fuel filters
- Primary fuel filter with integral water separator
- Fuel priming pump
Generator
- Segregated low voltage (AC/DC) wiring panel
- Voltage regulator (single phase sensing)
- Matched to the performance and output characteristics of Cat engines
- 12 Leads
- Load adjustment module provides engine relief upon load impact and improves load acceptance and recovery time
- Circuit breaker, IEC, 3 pole, mounted in tower panel
- Tower panel, IP22, bottom cable entry
- IP23 Protection
Governing System
- Mechanical and electrical governing system – model dependent
Lube System
- Lubricating oil
- Oil drain line with valve
Power Termination
- Busbar
Mounting System
- Captive linear vibration isolators between base and engine-generator
- Includes lifting provision and drag points
- Termination points for coolant and lube oil drain lines
Mounting
- Rubber vibration isolators
Starting/Charging System
- 24V battery with rack and cables
General
- Paint – Caterpillar yellow except rails and radiators gloss black
- Engine and alternator pre-paint, Caterpillar yellow
Starting/Charging
- 24 volt starting motor
- Batteries
Optional Equipment
Exhaust
- Industrial, residential, critical mufflers
Generator
- Excitation: [ ] Permanent magnet excitation (PMG) Excited (PM) [ ] Internally Excited (IE)
- Oversize and premium generators
- Anti-condensation heater
Alternator System
- 3 phase sensing
- Permanent magnet excitation (PMG)
- R Frame auxilliary winding
- Quadrature droop kit
- LC Frame alternator with coastal insulation protection
Circuit breakers
- Circuit breaker upgrades – 4 Pole circuit reaker to 250A, 400A and 630 A
Power Termination
- Circuit breakers, IEC compliant
- Circuit breakers, UL listed
Control Panels
- GCCP 1.3
- Load share module
- Digital I/O module
- Remote monitoring software
- Local & remote annunciator modules
Cooling System
- Coolant heater
- Low coolant level shutdown
- Low coolant temperature alarm
Control Panel Options
- Earth fault (2 wire only)
- GCCP 1.3
- Volt free contacts
- Emergency stop with key
- Battery charger
- Panel mounted audible alarm
- Control panel heater
- Speed adjust potentiometer
- Voltage adjust potentiometer
- Earth leakage (2 wire only)
- Overload shutdown via breaker
Starting/Charging
- Jacket water heater
- Charging alternator
- Heavy duty starting system
- Battery chargers
- Oversize batteries
Enclosures
- Sound attenuated Level 2 enclosure
- Sound attenuated Level 1 (galv)
- Rental pack – CAE rental option only
European Certifications
- Upgrade to STD set for CE
Fuel System
- Compact skidbase for open set
- Low fuel level alarm
- Low fuel level shutdown
- Bunded fuel tank
- Open set narrow tankbase
- Skidbase for CALG enclosure sets
- High fuel level alarm
General
- Single or dual wall sub-base fuel tanks
- EU Certificate of Conformance (CE)
- CSA Certification
- Single or dual wall integral fuel tanks
- Automatic transfer switches (ATS)
- Narrow, wide or skid base
- UL 2200 package
- Seismic Certification per applicable building codes: IBC 2000, IBC 2003, IBC 2006, IBC 2009, CBC 2007
- Sound attenuated, weather protective or high ambient weather protective enclosure
- EEC Declaration of Conformity
- Integral & sub-base fuel tanks
Global Certifications
- Certification for CIS
Mounting Options
- Battery removal
- Electronic governor
- Industrial silencer
- Silencer installation kit
- External single point lift – enclosure
Special Packing/Inspectons for Shipment
- PGS Test report @ 1.0 power factor
- PGS Test report @ 0.8 power factor
General - Accessories / Miscellaneous
- Packing case – compact set
- Stone guards/rad trans flange
- Packing case – canopied set
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Enclosures
30-220 kVA SA Lvl 1 Enclosure