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3512B Diesel Generator Set
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
EMCP 4 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
- IBC seismic certification
- EU Declaration of Conformity
- EU Declaration of Incorporation
- EU Eurasian Conformity (EAC)
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
World Wide 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
| Generator Set Specifications | |
|---|---|
| Standby Rating | 1875/1750/1600/1500 kVA |
| Prime Power Rating | 1700/1600/1500/1360 kVA |
| Emissions/Fuel Strategy | Low Fuel, Low Emissions |
| Voltage | 380 to 415 Volts |
| Frequency | 50 Hz |
| Speed | 1500 rpm |
| Duty Cycle | Standby, Mission Critical, Prime |
| Maximum Rating | 1875 kVA |
| Minimum Rating | 1320 kVA |
| Engine Specifications | |
|---|---|
| Engine Model | 3512B TA, V-12, 4-Stroke Water-Cooled Diesel |
| Bore | 170 mm (6.69 in) |
| Stroke | 190 mm (7.48 in) |
| Stroke - HD | 215 mm (8.46 in) |
| Displacement | 51.8 l (3161.03 inu00b3) |
| Displacement - HD | 58.56 l (3573.55 inu00b3) |
| Compression Ratio | 14.0:1 Std 15.5:1 HD |
| Aspiration | TA |
| Fuel System | Electronic Unit Injection |
| Governor Type | ADEM™ A3 |
| Generator Set Dimensions | |
|---|---|
| Length - Minimum | 5249 mm (206.6 in) |
| Length - Maximum | 5469 mm (215.3 in) |
| Width - Minimum | 1975 mm (77.8 in) |
| Width - Maximum | 2286 mm (90 in) |
| Height - Maximum | 2367 mm (93.2 in) |
| Dry Weight - Genset (minimum) | 11350 kg (25010 lb) |
| Dry Weight - Genset (maximum) | 12180 kg (26840 lb) |
Standard Equipment
- Air Inlet System
- Aingle element canister type air cleaner with service indicator
- Air Inlet
- Air cleaner
- Cooling
- Package mounted radiator (except C175)
- Control Panel
- Emergency stop button
- Programmable protective relaying functions:
- Over/under voltage (27 / 59)
- kVAr (per phase, average & percent)
- kVA (per phase, average & percent)
- Engine cool-down timer
- Generator mounted – rear facing
- Overcurrent (50 / 51)
- Warning/shutdown with common LED indication of shutdowns for:
- Low coolant level
- DC volts
- Generator phase sequence
- Overspeed
- Frequency (Hz)
- Volts (L-L & L-N)
- Reverse reactive power (kVAr) (32RV)
- Text alarm/event descriptions
- 2 Programmable digital outputs
- RPM
- 2 Programmable relay outputs (Form C)
- Speed adjust
- Alarm acknowledge
- kVAr-hr (total)
- Digital indication for:
- Power factor (per phase & average)
- Environmental sealed front face
- Controls:
- True RMS AC metering, 3 phase, +/-2% accuracy
- Low oil pressure
- kW (per phase, average & percent)
- Engine cycle crank
- Accessory module data link
- Coolant temperature
- EMCP 4.2
- 24 Volt DC operation
- Over/under frequency (81 o/u)
- Amps (per phase & average)
- 4 Programmable relay outputs (Form A)
- Reverse power (kW) (32)
- Operating hours
- Communications
- Oil pressure (psi, kPa or bar)
- Serial annunciator module data link
- kW-hr (total)
- 6 Programmable digital inputs
- High coolant temperature
- Failure to start (overcrank)
- Low coolant temperature
- Lamp test
- Emergency stop
- Auto/start/stop control
- Customer data link (Modbus RTU)
- Exhaust
- Exhaust flange outlet
- Fuel
- Secondary fuel filters
- Primary fuel filter with integral water separator
- Fuel priming pump
- Control System
- Engine cool-down timer
- DC volts
- True RMS AC metering, 3-phase, +/-2% accuracy
- High coolant temperature
- Coolant temperature
- Auto/start/stop control
- Failure to start (overcrank)
- Communications
- Oil pressure
- Emergency stop
- EMCP4.2B
- Overspeed
- frequency (Hz)
- Volts (L-L & L-N)
- Engine cycle crank
- Warnings/shutdown indicators
- Speed adjust
- Lamp test
- 24 Volt DC operation
- RPM
- 4 programmable digital inputs
- Low coolant level
- Operating hours
- Alarm acknowledge
- Emergency stop pushbutton
- Low oil pressure
- Amps (per phase & average)
- 4 programmable digital outputs
- Digital indication for:
- Generator
- IP23 Protection
- Matched to the performance and output characteristics of Cat engines
- Power Termination
- Busbar
- Generator System
- Class H temperature rise at 40C ambient
- 3 phase brushless, Salient pole
- 6 Lead
- Winding temperature detectors
- NEMA Class H insulation
- Random wound
- Internal excitation (IE)
- 3-phase voltage sensing
- Busbar connections
- min/max exciter
- Caterpillar’s digital voltage
regulator (CDVR) - RFI suppression
- Literature
- English
- Cooling System
- Caterpillar extended life coolant. (Not included with packages without radiator, installed SF44CTS, shipped loose radiators or heat exchangers)
- JWAC
- Coolant level sensors (Not included with packages without radiator)
- Coolant drain line with valve
- Radiator fan and fan drive
- Fan and belt guards
- Exhaust System
- Dry exhaust manifold
- Flanged faced outlet(s)
- Fuel System
- Fuel priming pump
- Secondary fuel filters
- Fuel cooler; not included with packages without radiator
- Flexible fuel lines – shipped loose
- Generators and Attachments
- Note: 1800 Frames are form wound, permanent magnet excitation (PMG), with winding temp detectors
- 3 Phase voltage sensing
- RFI suppression
- Class H temperature rise at 40C ambient (125C prime / 150C standby)
- Min / max exciter limiter
- Exciter diode monitor
- Busbar connections, top center mounted, top cable entry
- 3 Phase brushless, Salient pole
- 50 Hz models: IEC standard hole pattern
- Caterpillar’s digital voltage regulator (CDVR) includes:
- Random wound
- Generator set packages include: Regulator (CDVR)
- Reactive droop capability
- 6 Leads
- KVAR / PF modes
- NEMA Class H insulation
- Winding temperature detectors
- Internal excitation (IE)
- LV
- Governing System
- Woodward 2301A isochronous governor
- Lube System
- Lubricating oil
- Gear type lube oil pump
- Integral lube Oil cooler
- Oil filter, filler and dipstick
- Fumes disposal
- Oil drain lines and valve
- Mounting System
- Rails – Engine/generator/radiator mounting
- Rubber anti-vibration mounts – shipped loose
- Starting / Charging System
- Battery disconnect switch
- Battery and battery rack w/cables
- 24 Volt electric starting motor
- General
- SAE standard rotation
- Flywheel and Flywheel housing-SAE No. 00
- RH service
- Paint – Caterpillar yellow with high gloss black rails & radiator
Optional Equipment
- Air Inlet System
- Air inlet protection
- Remote air inlet adaptors
- Dual element air cleaners
- Exhaust
- Exhaust mufflers
- Generator
- Anti-condensation heater
- Internal excitation (IE)
- Permanent magnet excitation (PMG)
- Oversize and premium generators
- Circuit breakers
- Cable entry options
- 2000, 2500, 3200 and 4000 Amp, 4 pole, IEC rated Circuit breakers
- Busbar connections
- Center posts busbars
- Controls packaging – Enclosures
- 2000, 2500, 3200 and 4000 Amp, 3 pole, IEC rated Circuit breakers
- Optional busbar power connections
- EMAX breakers connections
- EMAX Circuit breakers
- Breaker harnesses
- Power Termination
- Circuit breakers, UL listed
- Circuit breakers, IEC compliant
- Control Panels
- Annunciator modules
- Customer connection mounting locations
- Remote speed adjust
- Local PC monitoring
- Generator temperature monitoring
- Auxiliary boxes
- Governors
- Customer interface options
- EMCP 4.3, EMCP 4.4
- Ground (Automatically selected)
- Mounting group – External box clips
- Vandle proof panel door
- Mounting
- Rubber anti-vibration mounts
- IBC isolators
- Spring type vibration isolators
- Starting/Charging
- Oversize batteries
- Air starting motor with control and silencer
- Jacket water heater
- Heavy duty starting system
- Charging alternator
- Battery chargers
- Cooling System
- Water level switch gauges
- Optional radiator arrangements
- Heat exchangers
- European Certifications
- European Union certification
- EU Declaration of Conformity
- European Directive genset, DoI (Declaration of Incorporation)
- Eurasian Conformity (EAC) mark
- Exhaust System
- Mufflers
- Muffler mounting kits
- Through-wall installation kit
- Flexible fittings
- Fuel System
- Primary fuel filter
- Generators and Attachments
- Generator conversion
- 1500 RPM, 380/400/415volts @ 50 Hz, 3 phase, random wound, Permanent magnet excitation (PMG), No. of leads = 6, pitch= 0.6667
- 1500 RPM, 380/400/415volts @ 50 Hz, 3 phase, Form wound, Permanent magnet excitation (PMG), No. of leads = 6, pitch= 0.6667
- 1500 RPM, 380/400/415volts @ 50 Hz, 3 phase, random wound, Internal excitation (IE), No. of leads = 6, pitch= 0.6667
- Space heater
- Instrumentation
- Pyrometer and thermocouples
- Lube System
- Oil level reg-1 shallow pan
- Electric prelube pumps
- Manual prelube sump pumps
- Mounting System
- IBC vibration isolators
- Spring type vibration isolators
- Protection System
- Explosion relief valves
- Special Tests / Reports
- PGS Test report @ 0.80 power factor
- Neutral ground-LV
- IBC seismic Certifications
- PGS Test report @ 1.0 power factor
- Neutral grounding connection
- Starting / Charging System
- Oversize battery set
- Jacket water heaters
- 10 Amp Battery chargers
- Ether starting aid
- 24 Volt dual electric starting motor
- 20 Amp Battery charger
- General
- Engine barring group