Cat Generator Set Package
Main content
Cat
3512B (50 Hz) 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. Generator sets offer both low fuel consumption and low emission systems.
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, 50 Hz, 1875 kVA Standby/MC, 1700 kVA Prime, 1500 kVA Cont., 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
Cat ECS Control Panel
Cooling System
Certifications
One Safe Source
Worldwide 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 | 380 to 415 Volts 380 to 415 Volts |
| Frequency | 50 Hz 50 Hz |
| Speed | 1500 rpm 1500 rpm |
| Duty Cycle | Standby, Mission Critical, Prime Standby, Mission Critical, Prime |
| Maximum Rating | 1875 kVA 1875 kVA |
| Minimum Rating | 1600 kVA 1600 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 | 8.46 in 215 mm |
| Displacement | 3576 in³ 58.6 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 |
| Stroke – HD | 8.46 in 215 mm |
Generator Set Dimensions
| Spec | Value |
|---|---|
| Length – Minimum | 206.6 in 5249 mm |
| Length – Maximum | 215.3 in 5469 mm |
| Width – Minimum | 77.8 in 1975 mm |
| Width – Maximum | 90 in 2286 mm |
| Height – Maximum | 93.2 in 2367 mm |
| Dry Weight – Genset (minimum) | 25010 lb 11350 kg |
| Dry Weight – Genset (maximum) | 26840 lb 12180 kg |
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
- Speed adjust
- Oil pressure (psi, kPa or bar)
- 4 Programmable relay outputs (Form A)
- kVAr (per phase, average & percent)
- Over/under frequency (81 o/u)
- Operating hours
- Accessory module data link
- Text alarm/event descriptions
- Amps (per phase & average)
- DC volts
- Frequency (Hz)
- 2 Programmable relay outputs (Form C)
- kVAr-hr (total)
- Volts (L-L & L-N)
- RPM
- kW (per phase, average & percent)
- Over/under voltage (27 / 59)
- Environmental sealed front face
- Controls:
- Engine cool-down timer
- Customer data link (Modbus RTU)
- High coolant temperature
- 2 Programmable digital outputs
- Power factor (per phase & average)
- 24 Volt DC operation
- Overspeed
- Alarm acknowledge
- Lamp test
- kW-hr (total)
- Low coolant temperature
- Emergency stop
- Generator phase sequence
- Auto/start/stop control
- Cat ECS 100
- Low oil pressure
- Engine cycle crank
- Programmable protective relaying functions:
- Reverse power (kW) (32)
- Generator mounted – rear facing
- Digital indication for:
- Overcurrent (50 / 51)
- Warning/shutdown with common LED indication of shutdowns for:
- kVA (per phase, average & percent)
- Serial annunciator module data link
- Emergency stop button
- Reverse reactive power (kVAr) (32RV)
- 6 Programmable digital inputs
- Failure to start (overcrank)
- Low coolant level
- Communications
- Coolant temperature
- True RMS AC metering, 3 phase, +/-2% accuracy
Exhaust
- Exhaust flange outlet
Fuel
- Primary fuel filter with integral water separator
- Secondary fuel filters
- Fuel priming pump
Control System
- Failure to start (overcrank)
- Auto/start/stop control
- Cat ECS 100
- Lamp test
- Emergency stop pushbutton
- 4 programmable digital inputs
- Volts (L-L & L-N)
- Low coolant level
- Overspeed
- frequency (Hz)
- Engine cycle crank
- DC volts
- Coolant temperature
- Alarm acknowledge
- True RMS AC metering, 3-phase, +/-2% accuracy
- Communications
- 24 Volt DC operation
- Engine cool-down timer
- RPM
- Warnings/shutdown indicators
- Digital indication for:
- Oil pressure
- Low oil pressure
- Amps (per phase & average)
- Speed adjust
- Emergency stop
- 4 programmable digital outputs
- Operating hours
- High coolant temperature
Generator
- Matched to the performance and output characteristics of Cat engines
- IP23 Protection
Power Termination
- Busbar
Generator System
- Internal excitation (IE)
- NEMA Class H insulation
- Caterpillar’s digital voltage regulator (CDVR)
- Class H temperature rise at 40C ambient
- 3-phase voltage sensing
- Busbar connections
- min/max exciter
- Random wound
- 3 phase brushless, Salient pole
- RFI suppression
- Winding temperature detectors
- 6 Lead
Literature
- Operation & Maintenance Manual
- Parts book
Cooling System
- Coolant drain line with valve
- Radiator fan and fan drive
- Fan and belt guards
- JWAC
- Caterpillar extended life coolant. (Not included with packages without radiator, installed SF44CTS, shipped loose radiators or heat exchangers)
- Coolant level sensors (Not included with packages without radiator)
Exhaust System
- Dry exhaust manifold
- Flanged faced outlet(s)
Fuel System
- Flexible fuel lines – shipped loose
- Secondary fuel filters
- Fuel priming pump
- Fuel cooler; not included with packages without radiator
Generators and Attachments
- 6 Leads
- Note: 1800 Frames are form wound, permanent magnet excitation (PMG), with winding temp detectors
- Busbar connections, top center mounted, top cable entry
- KVAR / PF modes
- Internal excitation (IE)
- Generator set packages include: Regulator (CDVR)
- RFI suppression
- Winding temperature detectors
- NEMA Class H insulation
- 50 Hz models: IEC standard hole pattern
- Reactive droop capability
- 3 Phase brushless, Salient pole
- Exciter diode monitor
- Min / max exciter limiter
- Random wound
- 3 Phase voltage sensing
- LV
- Class H temperature rise at 40C ambient (125C prime / 150C standby)
- Caterpillar’s digital voltage regulator (CDVR) includes:
Governing System
- Woodward 2301A isochronous governor
Lube System
- Lubricating oil
- Fumes disposal
- Integral lube Oil cooler
- Oil drain lines and valve
- Gear type lube oil pump
- Oil filter, filler and dipstick
Mounting System
- Rubber anti-vibration mounts – shipped loose
- Rails – Engine/generator/radiator mounting
Starting / Charging System
- 24 Volt electric starting motor
- Battery and battery rack w/cables
- Battery disconnect switch
General
- Paint – Caterpillar yellow with high gloss black rails & radiator
- RH service
- SAE standard rotation
- Flywheel and Flywheel housing-SAE No. 00
Optional Equipment
Air Inlet System
- Dual element air cleaners
- Remote air inlet adaptors
- Air inlet protection
Exhaust
- Exhaust mufflers
Generator
- Internal excitation (IE)
- Anti-condensation heater
- Oversize and premium generators
- Permanent magnet excitation (PMG)
Circuit breakers
- Cable entry options
- Optional busbar power connections
- EMAX breakers connections
- Center posts busbars
- 2000, 2500, 3200 and 4000 Amp, 3 pole, IEC rated Circuit breakers
- Breaker harnesses
- 2000, 2500, 3200 and 4000 Amp, 4 pole, IEC rated Circuit breakers
- Controls packaging – Enclosures
- Busbar connections
- EMAX Circuit breakers
Power Termination
- Circuit breakers, UL listed
- Circuit breakers, IEC compliant
Mounting
- Rubber anti-vibration mounts
- Spring type vibration isolators
- IBC isolators
Control Panels
- Annunciator modules
- Generator temperature monitoring
- Vandle proof panel door
- Auxiliary boxes
- Mounting group – External box clips
- Ground (Automatically selected)
- Remote speed adjust
- Local PC monitoring
- Customer connection mounting locations
- EMCP 4.4
- Governors
- Customer interface options
Starting/Charging
- Oversize batteries
- Air starting motor with control and silencer
- Heavy duty starting system
- Jacket water heater
- Charging alternator
- Battery chargers
Cooling System
- Water level switch gauges
- Heat exchangers
- Optional radiator arrangements
European Certifications
- European Directive genset, DoI (Declaration of Incorporation)
- EU Declaration of Conformity
- European Union certification
- Eurasian Conformity (EAC) mark
Exhaust System
- Through-wall installation kit
- Mufflers
- Muffler mounting kits
- 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
- Space heater
- 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
Instrumentation
- Pyrometer and thermocouples
Lube System
- Oil level reg-1 shallow pan
- Manual prelube sump pumps
- Electric prelube 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
- PGS Test report @ 1.0 power factor
- IBC seismic Certifications
- Neutral ground-LV
- Neutral grounding connection
Starting / Charging System
- 24 Volt dual electric starting motor
- Oversize battery set
- Jacket water heaters
- Ether starting aid
- 20 Amp Battery charger
- 10 Amp Battery chargers
General
- Engine barring group