FEATURES

FUEL/EMISSIONS STRATEGY

• Low Fuel consumption

DESIGN CRITERIA

• The generator set accepts 100% rated load in one step per NFPA 110 and meets ISO 8528-5 transient

FULL RANGE OF ATTACHMENTS

• Wide range of bolt-on system expansion attachments, factory designed and tested
• Flexible packaging options for easy and cost effective installation

WORLDWIDE PRODUCT SUPPORT

• Cat dealers provide extensive post sale support including maintenance and repair agreements
• Cat dealers have over 1,800 dealer branch stores operating in 200 countries
• The Cat® S•O•SSM program cost effectively detects internal engine component condition, even the presence of unwanted fluids and combustion by-products

CAT® 3512 TA DIESEL ENGINE

• Reliable, rugged, durable design
• Field-proven in thousands of applications
• Four-stroke-cycle diesel engine combines consistent performance and excellent fuel economy with minimum weight

CAT GENERATOR

• Matched to the performance and output characteristics of Cat engines
• Industry leading mechanical and electrical design
• Industry leading motor starting capabilities
• High Efficiency

CAT EMCP 4 CONTROL PANELS

• Simple user friendly interface and navigation
• Scalable system to meet a wide range of customer needs
• Integrated Control System and Communications Gateway

FACTORY INSTALLED STANDARD & OPTIONAL EQUIPMENT

SPECIFICATIONS

CAT GENERATOR

Cat Generator

Frame size.......................................................................... 1445

Excitation................................................ Permanent  

Magnet Pitch.............................................................................. 0.6667

Number of poles...................................................................... 4

Number of bearings...................................... Single bearing

Number of Leads.              006

Insulation....................... UL 1446 Recognized Class H with

tropicalization and antiabrasion

- Consult your Caterpillar dealer for available voltages

IP Rating........................................................................... IP23

Alignment.............................................................. Pilot  Shaft

Overspeed capability.......................................................... 150

Wave form Deviation (Line to Line)............................ 002.00

Voltage regulator.............. 3 Phase sensing with selectible volts/Hz

Voltage regulation............Less than +/- 1/2% (steady state)

Less than +/- 1% (no load to full load)

CAT DIESEL ENGINE

3512 TA, V-12, 4-Stroke Water-cooled Diesel Bore........................................................ 170.00 mm (6.69 in)

Stroke..................................................... 190.00 mm (7.48 in)

Displacement.........................................51.80 L (3161.03 in3)

Compression Ratio......................................................... 13.5:1

Aspiration...........................................................................  TA

Fuel System........................................... Direct unit injection

Governor  Type..................................................... Woodward

CAT EMCP 4 SERIES CONTROLS

EMCP 4 controls including:

• Run / Auto / Stop Control
• Speed and Voltage Adjust
• Engine Cycle Crank
• 24-volt DC operation
• Environmental sealed front face
• Text alarm/event descriptions Digital indication for:
• RPM
• DC volts
• Operating hours
• Oil pressure (psi, kPa or bar)
• Coolant temperature
• Volts (L-L & L-N), frequency (Hz)
• Amps (per phase & average)
• ekW, kVA, kVAR, kW-hr, %kW, PF Warning/shutdown with common LED indication of:
• Low oil pressure
• High coolant temperature
• Overspeed
• Emergency stop
• Failure to start (overcrank)
• Low coolant temperature
• Low coolant level

Programmable protective relaying functions:

• Generator phase sequence
• Over/Under voltage (27/59)
• Over/Under Frequency (81 o/u)
• Reverse Power (kW) (32)
• Reverse reactive power (kVAr) (32RV)
• Overcurrent (50/51) Communications:
• Six digital inputs (4.2 only)
• Four relay outputs (Form A)
• Two relay outputs (Form C)
• Two digital outputs
• Customer data link (Modbus RTU)
• Accessory module data link
• Serial annunciator module data link
• Emergency stop pushbutton Compatible with the following:
• Digital I/O module
• Local Annunciator
• Remote CAN annunciator
• Remote serial annunciator

TECHNICAL DATA

1  For ambient and altitude capabilities consult your Cat dealer. Air flow restriction (system) is added to existing restriction from factory.

2  UL 2200 Listed packages may have oversized generators with a different temperature rise and motor starting characteristics. Generator temperature rise is based on a 40ºC ambient per NEMA MG1-32.