FUEL/EMISSIONS STRATEGY
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 worldwide
- 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
System | Standard | Optional |
Air Inlet | • Single element canister type air cleaner • Service indicator | |
Cooling | • Radiator with guard • Coolant drain line with valve • Fan and belt guards • Cat® Extended Life Coolant | [ ] Radiator duct flange [ ] Jacket water heater |
Exhaust | • Dry exhaust manifold • Flanged faced outlets | [ ] Mufflers and Silencers [ ] Stainless steel exhaust flex fittings [ ] Elbows, flanges, expanders & Y adapters |
Fuel | • Secondary fuel filters • Fuel priming pump • Flexible fuel lines • Fuel cooler* | [ ] Water separator [ ] Duplex fuel filter |
Generator | • Cat digital voltage regulator (CDVR) with kVAR/PF control, 3-phase sensing | [ ] Oversize & premium generators [ ] Winding temperature detectors [ ] Bearing temperature detectors [ ] Anti-condensation heaters |
Power Termination | • Bus bar (NEMA or IEC mechanical lug holes) • Top cable entry | [ ] Circuit breakers, UL listed, 3 pole with shunt trip,100% rated, manual or electrically operated [ ] Circuit breakers, IEC compliant, 3 or 4 pole with shunt trip, manual or electrically operated [ ] Bottom cable entry [ ] Power terminations can be located on the right, left and/or rear as an option. |
Governor | • Woodward 2301A isochronous | [ ] Electronic load sharing governor |
Control Panels | • EMCP 4.2 | [ ] Local & remote annunciator modules [ ] Digital I/O Module [ ] Generator temperature monitoring & protection [ ] Remote monitoring software |
Lube | • Lubricating oil and filter • Oil drain line with valves • Fumes disposal • Gear type lube oil pump | [ ] Oil level regulator [ ] Deep sump oil pan [ ] Electric & air prelube pumps [ ] Manual prelube with sump pump [ ] Duplex oil filter |
Mounting | • Rails - Engine / generator / radiator mounting • Rubber anti-vibration mounts (shipped loose) | [ ] Isolator removal [ ] Spring-type vibration isolator (shipped loose) [ ] IBC Isolators |
Starting/Charging | • 24 volt starting motor(s) • Batteries with rack and cables • Battery disconnect switch | [ ] Battery chargers [ ] Charging alternator [ ] Oversize batteries [ ] Ether starting aid [ ] Heavy duty starting motors [ ] Barring device (manual) |
General | • Right-hand service • Paint - Caterpillar Yellow except rails and radiators are gloss black • SAE standard rotation • Flywheel and flywheel housing - SAE No. 00 | [ ] UL 2200 [ ] CSA certification [ ] CE Certificate of Conformance |
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
Open Generator Set - - 1500 rpm/50 Hz/400 Volts | DM8222 |
Low Fuel Consumption | |
Generator Set Package Performance Genset Power rating @ 0.8 pf Genset Power rating with fan | 1275 kVA 1020 ekW |
Fuel Consumption 100% load with fan 75% load with fan 50% load with fan | 264.6 L/hr 203.2 L/hr 140.8 L/hr | 69.9 Gal/hr 53.7 Gal/hr 37.2 Gal/hr |
Cooling System1 | 0.12 kPa | 0.48 in. water |
Air flow restriction (system) |
Air flow (max @ rated speed for radiator arrangement) | 1246 m³/min | 44002 cfm |
Engine Coolant capacity with radiator/exp. tank | 286.8 L | 75.8 gal |
Engine coolant capacity | 156.8 L | 41.4 gal |
Radiator coolant capacity | 130.0 L | 34.3 gal |
Inlet Air Combustion air inlet flow rate | 92.0 m³/min | 3249.0 cfm |
Exhaust System Exhaust stack gas temperature Exhaust gas flow rate Exhaust flange size (internal diameter) Exhaust system backpressure (maximum allowable) | 449.2 º C 231.8 m³/min 203.2 mm 6.7 kPa | 840.6 º F 8185.9 cfm 8.0 in 26.9 in. water |
Heat Rejection Heat rejection to coolant (total) Heat rejection to exhaust (total) Heat rejection to aftercooler Heat rejection to atmosphere from engine Heat rejection to atmosphere from generator | 616 kW 1016 kW 159 kW 115 kW 49.2 kW | 35032 Btu/min 57780 Btu/min 9042 Btu/min 6540 Btu/min 2798.0 Btu/min |
Alternator2 Motor starting capability @ 30% voltage dip Frame Temperature Rise | 3087 skVA 1445 125 º C | 225 º F |
Lube System Sump refill with filter | 310.4 L | 82.0 gal |
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.
