3512C Generator Set

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Description

Technical Specifications

Benefits and Features

Equipment

360 View

Caterpillar is leading the power generation marketplace with Power Solutions engineered to deliver unmatched flexibility, expandability, reliability, and cost-effectiveness.

Generator Set Specifications
Standby Rating	1750 ekW
Prime Power Rating	1600 ekW
Emissions/Fuel Strategy	U.S. EPA Cert., Tier 2
Voltage	380 to 13800 Volts
Frequency	60 Hz
Speed	1800 rpm
Duty Cycle	Standby, Mission Critical
Maximum Rating	1750 ekW
Minimum Rating	1600 ekW
Engine Specifications
Engine Model	3512C ATAAC, V-12, 4-Stroke Water-Cooled Diesel
Bore	6.69 in
Stroke	8.46 in
Displacement	3574 in³
Compression Ratio	14.7:1
Aspiration	TA
Fuel System	Electronic unit injection
Governor Type	ADEM™ A3
Generator Set Dimensions
Length - Maximum	262.9 in
Width - Maximum	89.8 in
Height - Maximum	110 in
Dry Weight - Genset (maximum)	32660 lb

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

SR5 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

Cat ECS 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

UL2200
CSA Certified
IBC seismic certification
OSHPD pre-approval

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

Worldwide Product Support

Cat dealers have over 1,800 dealer branch stores operating in 200 countries
Your local Cat dealer provides extensive post-sale support, including maintenance and repair agreements

Standard Equipment:

Air Inlet System
- Air cleaner; single element canister type with service indicator
Cooling
- Package mounted radiator
Exhaust
- Exhaust flange outlet
Fuel
- Primary fuel filter with integral water separator
- Fuel priming pump
- Secondary fuel filters
Generator
- Matched to the performance and output characteristics of Cat engines
- IP23 Protection
Power Termination
- Busbar
Control Panel
- Cat ECS Genset controller
Control System
- Generator set packages include Caterpillar's voltage regulator (IVR). IVR includes reactive droop capability, 3-phase voltage sensing, KVAR / PF modes, RFI suppression, min/max exciter. Limiter and exciter diode monitor
- Emergency stop pushbutton
- Oil pressure (psi, kPa or bar)
- 1 Programmable digital outputs
- Accessory module data link
- 4 Programmable relay outputs (Form A)
- kVAr-hr (total)
- Reverse power (kW) (32)
- kVAr (per phase, average & percent)
- Amps (per phase & average)
- Over/under frequency (81 o/u)
- Cat ECS 100
- PLC functionality
- 1 Programmable relay outputs (Form C)
- Programmable protective relaying functions:
- RPM
- Frequency (Hz)
- Low coolant level
- Number of I/O varies on options selected
- Lamp test
- kVA (per phase, average & percent)
- Emergency stop
- kW (per phase, average & percent)
- Engine cool-down timer
- Speed adjust
- Generator phase sequence
- Over/under voltage (27/59)
- Warning/shutdown with common LED indication of shutdowns for:
- Customer data link (Modbus RTU)
- Volts (L-L & L-N)
- High coolant temperature
- Engine cycle crank
- True RMS AC metering, 3-phase, +/-2% accuracy
- Low coolant temperature
- Low oil pressure
- Cat connect
- Digital indication for:
- Communications
- Environmental sealed front face
- Reverse reactive power (kVAr) (32RV)
- 24 Volt DC operation
- Power factor (per phase & average)
- Overspeed
- Auto/start/stop control
- Load histogram feature
- Controls:
- Failure to start (overcrank)
- Customizable screens
- kW-hr (total)
- Text alarm/event descriptions
- Alarm acknowledge
- Overcurrent (50/51)
- Generator mounted - rear facing
- Coolant temperature
- DC volts
Governing System
- ADEM III
Cooling System
- SCAC
- Fan and belt guards
- Caterpillar extended life coolant (Not included with packages without radiator, installed SF44CTS
- Coolant level sensors (Not included with packages without radiator)
- Radiator fan and fan drive
- Coolant drain line with valve
Exhaust System
- Flanged faced outlet(s)
- Dry exhaust manifold
Fuel System
- Secondary fuel filters
- Fuel priming pump
- Fuel cooler; not included with packages without radiator
- Flexible fuel lines - shipped loose
Generators And Attachments
- Random wound
- Permanent magnet excitation (PMG)
- High voltage
- Six lead
- NEMA standard hole pattern
- NEMA Class H insulation system, Class H temperature rise at 40C ambient (125C prime / 150C standby)
- NEMA Class H insulation system, Class H temperature rise at 40C ambient (125C prime/150C standby)
- Class H insulation, Class F temperature rise at 40C ambient (105C prime/130C standby)
- NEMA standard hole pattern
- Winding temperature detectors
- NEMA standard hole pattern
- Internal excitation (IE)
- Form wound
- 3 Phase brushless, Salient pole
- Busbar connections, right side extension box, bottom cable entry
- Low voltage:
- Busbar connections, top center mounted, top cable entry
- Medium voltage:
Literature
- Parts book
Lube System
- Oil drain lines and valve
- Lubricating oil
- Oil filter, filler and dipstick
- Fumes disposal
- Gear type lube oil pump
- Integral lube Oil cooler
Mounting System
- Rubber anti-vibration mounts - shipped loose
Starting / Charging System
- Battery and battery rack w/cables
- 45 Amp Charging alternator
- 24 Volt electric starting motor
- Battery disconnect switch
General
- Paint - Caterpillar yellow except rails and radiators gloss black
- SAE standard rotation
- Right hand servicing
- Flywheel and Flywheel housing-SAE No. 00
- Paint - Caterpillar yellow with high gloss black rails & radiator