Cat Generator Set Package
Main content
Cat
3512B Diesel Generator Set
Standby Rating
1875/1750 kVA
1875/1750 kVA
Prime Power Rating
1700/1600 kVA
1700/1600 kVA
Emissions/Fuel Strategy
Low Fuel , Low Emissions
Low Fuel , Low Emissions
Overview
Producing reliable power from 1600 to 1875 kVA at 50 Hz, our 3512B diesel generator sets are made to meet your mission critical, continuous, standby and prime applications. We’ve designed each to ISO 8528-5 transient response requirements and to accept 100% rated load in one step. Cat® generator sets offer both low fuel consumption and low emission systems.
FAQ
Q. Does this generator comply with ISO 8528 guidelines?
A. Yes, the 3512B, like all Cat generators, is tested in accordance with the load steps outlined in with ISO 8528, Part 5.
Q. Are Cat generators easy to install?
A. Cat generators can be configured with a number of options for ease of installation.
Q .Does Cat’ have much experience with electric power generation?
A. Cat has over 80 years experience with on-site and portable power and has shipped millions of generators to customers around the world.
Q. Does Cat offer generators that support my Sustainability goals?
A. Cat offers generators that can run on a number of renewable fuels including HVO, biodiesel, landfill gas, sewage gas and more.
Q. Will this generator be able to provide emergency power on hot summer days?
A. Most Cat 3500 Series generators can operate in ambient temperatures up to 50°C (122°F), reliably providing power when it is needed.
Media
Photos
360° View
Exterior
360° Exterior view. Double click on the image to zoom in on any area of the product.
Documents
- Electric Power Ratings Guide
- 3512B, 50 Hz, 1750 kVA Standby/MC, 1600 kVA Prime, Low Fuel Consumption or Low Emissions Spec Sheet
- 3512B Upgradeable, 50 Hz, 1875 kVA Low Fuel Consumption or Low Emissions Spec Sheet
- 3512B, 50 Hz, 1600 kVA, Prime-DCP, Low Fuel Consumption or Low Emissions Spec Sheet
- 3512B, 50 Hz, 1700 kVA, Prime-DCP, Low Fuel Consumption or Low Emissions Spec Sheet
Features
Cat Diesel Engine
SR5 Alternator
EMCP 4 Control Panel
Cooling System
Certifications
One Safe Source
World Wide Product Support
Details
Specifications
Generator Set Specifications
| Spec | Value |
|---|---|
| Standby Rating | 1875/1750 kVA 1875/1750 kVA |
| Prime Power Rating | 1700/1600 kVA 1700/1600 kVA |
| Emissions/Fuel Strategy | Low Fuel , Low Emissions Low Fuel , Low Emissions |
| Voltage | 400 to 415 Volts 400 to 415 Volts |
| Frequency | 50 Hz 50 Hz |
| Speed | 1500 rpm 1500 rpm |
| Duty Cycle | Standby, Mission Critical, Prime, Continuous Standby, Mission Critical, Prime, Continuous |
| Minimum Rating | 1600 kVA 1600 kVA |
| Maximum Rating | 1875 kVA 1875 kVA |
Engine Specifications
| Spec | Value |
|---|---|
| Engine Model | 3512B TA, V-12, 4-Stroke Water-Cooled Diesel 3512B TA, V-12, 4-Stroke Water-Cooled Diesel |
| Bore | 6.69 in 170 mm |
| Stroke | 7.48 in 190 mm |
| Stroke – HD | 8.46 in 215 mm |
| Displacement | 3161.03 in³ 51.8 l |
| Displacement – HD | 3576 in³ 58.56 l |
| Compression Ratio | 15.5:1 HD 15.5:1 HD |
| Aspiration | TA TA |
| Fuel System | Electronic Unit Injection Electronic Unit Injection |
| Governor Type | ADEM™ A3 ADEM™ A3 |
Generator Set Dimensions
| Spec | Value |
|---|---|
| Length – Minimum | 212.8 in 5404 mm |
| Length – Maximum | 217.1 in 5515 mm |
| Width – Minimum | 90 in 2286 mm |
| Width – Maximum | 90 in 2286 mm |
| Height – Minimum | 94.9 in 2411 mm |
| Height – Maximum | 94.9 in 2411 mm |
| Dry Weight – Genset (minimum) | 25620 lb 11621 kg |
| Dry Weight – Genset (maximum) | 26530 lb 12034 kg |
Standard Equipment
Control System
- EMCP 4.2B
- Emergency stop pushbutton
- Failure to start (overcrank)
- High coolant temperature
- 4 Programmable digital outputs
- Auto/start/stop control
- 4 Programmable digital inputs
- DC volts
- Engine cycle crank
- Low coolant level
- Speed adjust
- Low oil pressure
- Communications
- Frequency (Hz)
- Warnings/shutdown indicators
- Engine cool-down timer
- Operating hours
- Emergency stop
- Oil pressure
- Lamp test
- True RMS AC metering, 3-phase, +/-2% accuracy
- Digital indication for:
- Overspeed
- Alarm acknowledge
- RPM
- 24 Volt DC operation
- Amps (per phase & average)
- Coolant temperature
- Volts (L-L & L-N)
Governing System
- ADEM III
Cooling System
- SCAC
- Coolant drain line with valve
- Radiator fan and fan drive
- Fan and belt guards
- Coolant level sensors
- Caterpillar extended life coolant
Exhaust System
- Dry exhaust manifold
- Flanged faced outlet(s)
Fuel System
- Fuel cooler; not included with packages without radiator
- Flexible fuel lines
- Secondary fuel filters.
- Fuel priming pump
Generator System
- RFI suppression
- Min / max exciter
- 3 phase brushless, Salient pole
- Caterpillar’s digital voltage regulator (CDVR)
- Class H temperature rise at 40C ambient
- Random wound
- Winding temperature detectors
- Internal excitation (IE)
- 3 Phase voltage sensing
- Busbar connections
- 6 Leads
- NEMA Class H insulation
Literature
- Parts book
- Operation & Maintenance Manual
Lube System
- Lubricating oil
- Gear type lube oil pump
- Fumes disposal
- Oil drain lines and valve
- Oil filter, filler and dipstick
- Integral lube Oil cooler
Mounting System
- Rails – Engine/generator/radiator mounting
General
- Flywheel and Flywheel housing-SAE
- Caterpillar yellow with high gloss black rails & radiator
- RH service
- SAE standard rotation
Optional Equipment
Air Inlet System
- Dual element air cleaner
- Single element filter
- Heavy duty air cleaner
Exhaust
- Exhaust mufflers
Generator
- Internal excitation (IE)
- Oversize and premium generators
- Anti-condensation heater
- Permanent magnet excitation (PMG)
Control System
- EMCP voltage and current sensing groups
- CAN2 network equipment
- Annunciator modules (Local and remote)
- Customer interface options
- Load share module options (LV)
- EMCP 4.3, EMCP 4.4
- Annunciator network equipment
- Neutral to ground connection
- Generator temperature monitoring
- Remote annunciator module (Low voltage)
- Local annunciator modules (Low voltage)
- Cat connect: Ethernet telematics / Satellite telematics / Cell telematics
- Governors (MUI-Low voltage)
Power Termination
- Circuit breakers, IEC compliant
- Circuit breakers, UL listed
Cooling System
- Installed radiators
- Coolant
- Water level switch gauges
- Cooling system attachments
Mounting
- IBC isolators
- Rubber anti-vibration mounts
- Spring type vibration isolators
Starting/Charging
- Jacket water heater
- Oversize batteries
- Battery chargers
- Charging alternator
- Heavy duty starting system
- Air starting motor with control and silencer
Exhaust System
- Flexible fittings
- Mufflers
- Y Adapters
- Elbows
- Flange and exhaust expanders
Factory Support
- Factory commissioning
Fuel System
- Secondary fuel filters
- Primary fuel filter
Generators and Attachments
- Internally excitation
- Permanent magnet excitation (PMG)
- RW
- 6 Leads
- Space heater kit
- 1400 and 1600 Frame
- Pitch 0.6667
- Low voltage generators 380, 400, 415 Volts 3 Phase, 1500 rpm
- Generator conversion kits – PM to IE / IE to PM
General
- EU Certificate of Conformance (CE)
- The following options are based on regional and product configuration:
- Seismic Certification per applicable building codes: IBC 2000, IBC 2003, IBC 2006, IBC 2009, CBC 2007
- UL 2200 package
Instrumentation
- Pyrometer and thermocouples
Lube System
- Lube oil in standard sump
- Standard sump oil pan
- Lube oil filters
- Drain GP oil pan
- Oil level regulator
- Prelube pump groups
Crankcase System
- Crankcase protection group
- Crankcase ventilation system
Mounting System
- Low efficiency isolators
- Low efficiency isolators puck
- Low isolators
- Spring type vibration isolators
Power Connections
- Low voltage – Power connection options
- Electrically operated circuit breakers
- Low voltage – Package mounted circuit breakers
- Low voltage – 1400 and 1600 Frame generators
Special Tests / Reports
- Custom generator TVA report
- PGS Test report @ 1.0 power factor
- Generator fuel consumption test
- Standard generator TVA report
- PGS Test report @ 0.8 power factor
- Generator test report
- Standard engine test charge
Starting / Charging System
- 20 Amp Battery charger
- 10 Amp Battery charger
- Electric starting motors
- Starter cover
- Batteries, racks and cables
- Jacket water heater wiring groups
- Jacket water heaters
- 35 Amp Battery charger
Extended Service Coverage
- Gold – 36,48, 60, 120 month coverage
- Cat branded commercial power system
- Silver – 36 ,48, 60, 120 month coverage
- Platinum – 24, 36, 48, 60, 120 month coverage