Diesel generator sets
3512C (1750 ekW, 60 Hz)
Producing reliable power of 1750 ekW at 60 Hz, our 3512C 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 are U.S. EPA Certified for Stationary Emergency Use Only (Tier 2 Nonroad Equivalent Emission Standards)
- Emissions/Fuel StrategyU.S. EPA Cert., Tier 2
- Voltage380 to 13800 Volts
- Frequency60 Hz
- Duty CycleStandby, Mission Critical
- Maximum Rating1750 ekW
- Minimum Rating1600 ekW
| Standby Rating | 1750 ekW |
|---|---|
| Prime Power Rating | 1600 ekW |
| Emissions/Fuel Strategy | U.S. EPA Cert., Tier 2 |
| Voltage | 380 to 13800 Volts |
| Frequency | 60 Hz |
| Speed | 1800 rpm |
| Duty Cycle | Standby, Mission Critical |
| Maximum Rating | 1750 ekW |
| Minimum Rating | 1600 ekW |
| Engine Model | 3512C ATAAC, V-12, 4-Stroke Water-Cooled Diesel |
|---|---|
| Bore | 6.69 in |
| Stroke | 8.46 in |
| Displacement | 3574 in³ |
| Compression Ratio | 14.7:1 |
| Aspiration | TA |
| Fuel System | Electronic unit injection |
| Governor Type | ADEM™ A3 |
| Length - Minimum | 231.3 in |
|---|---|
| Length - Maximum | 231.3 in |
| Width - Minimum | 89.7 in |
| Width - Maximum | 89.7 in |
| Height - Minimum | 104.4 in |
| Height - Maximum | 104.4 in |
| Dry Weight - Genset (minimum) | 31837 lb |
| Dry Weight - Genset (maximum) | 31837 lb |
Air Inlet System
- Air cleaner; single element canister type with service indicator
Cooling
- Package mounted radiator
Exhaust
- Exhaust flange outlet
Fuel
- Primary fuel filter with integral water separator
- Fuel priming pump
- Secondary fuel filters
Generator
- Matched to the performance and output characteristics of Cat engines
- IP23 Protection
Power Termination
- Busbar
Control Panel
- Cat ECS Genset controller
Control System
- Generator set packages include Caterpillar's voltage regulator (IVR). IVR includes reactive droop capability, 3-phase voltage sensing, KVAR / PF modes, RFI suppression, min/max exciter. Limiter and exciter diode monitor
- Emergency stop pushbutton
- Oil pressure (psi, kPa or bar)
- 1 Programmable digital outputs
- Accessory module data link
- 4 Programmable relay outputs (Form A)
- kVAr-hr (total)
- Reverse power (kW) (32)
- kVAr (per phase, average & percent)
- Amps (per phase & average)
- Over/under frequency (81 o/u)
- Cat ECS 100
- PLC functionality
- 1 Programmable relay outputs (Form C)
- Programmable protective relaying functions:
- RPM
- Frequency (Hz)
- Low coolant level
- Number of I/O varies on options selected
- Lamp test
- kVA (per phase, average & percent)
- Emergency stop
- kW (per phase, average & percent)
- Engine cool-down timer
- Speed adjust
- Generator phase sequence
- Over/under voltage (27/59)
- Warning/shutdown with common LED indication of shutdowns for:
- Customer data link (Modbus RTU)
- Volts (L-L & L-N)
- High coolant temperature
- Engine cycle crank
- True RMS AC metering, 3-phase, +/-2% accuracy
- Low coolant temperature
- Low oil pressure
- Cat connect
- Digital indication for:
- Communications
- Environmental sealed front face
- Reverse reactive power (kVAr) (32RV)
- 24 Volt DC operation
- Power factor (per phase & average)
- Overspeed
- Auto/start/stop control
- Load histogram feature
- Controls:
- Failure to start (overcrank)
- Customizable screens
- kW-hr (total)
- Text alarm/event descriptions
- Alarm acknowledge
- Overcurrent (50/51)
- Generator mounted - rear facing
- Coolant temperature
- DC volts
Governing System
- ADEM III
Cooling System
- SCAC
- Fan and belt guards
- Caterpillar extended life coolant (Not included with packages without radiator, installed SF44CTS
- Coolant level sensors (Not included with packages without radiator)
- Radiator fan and fan drive
- Coolant drain line with valve
Exhaust System
- Flanged faced outlet(s)
- Dry exhaust manifold
Fuel System
- Secondary fuel filters
- Fuel priming pump
- Fuel cooler; not included with packages without radiator
- Flexible fuel lines - shipped loose
Generators and Attachments
- Random wound
- Permanent magnet excitation (PMG)
- High voltage
- Six lead
- NEMA standard hole pattern
- NEMA Class H insulation system, Class H temperature rise at 40C ambient (125C prime / 150C standby)
- NEMA Class H insulation system, Class H temperature rise at 40C ambient (125C prime/150C standby)
- Class H insulation, Class F temperature rise at 40C ambient (105C prime/130C standby)
- NEMA standard hole pattern
- Winding temperature detectors
- NEMA standard hole pattern
- Internal excitation (IE)
- Form wound
- 3 Phase brushless, Salient pole
- Busbar connections, right side extension box, bottom cable entry
- Low voltage:
- Busbar connections, top center mounted, top cable entry
- Medium voltage:
Literature
- Parts book
Lube System
- Oil drain lines and valve
- Lubricating oil
- Oil filter, filler and dipstick
- Fumes disposal
- Gear type lube oil pump
- Integral lube Oil cooler
Mounting System
- Rubber anti-vibration mounts - shipped loose
Starting / Charging System
- Battery and battery rack w/cables
- 45 Amp Charging alternator
- 24 Volt electric starting motor
- Battery disconnect switch
General
- Paint - Caterpillar yellow except rails and radiators gloss black
- SAE standard rotation
- Right hand servicing
- Flywheel and Flywheel housing-SAE No. 00
- Paint - Caterpillar yellow with high gloss black rails & radiator
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Download ↓Electric Power Ratings Guide
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Download ↓3512C, 60 Hz, 1750 ekW Standby/MC, U.S. EPA Stationary Emergency . (Tier 2) Spec Sheet
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Download ↓3512C, 60 Hz, 1600 ekW, Prime-DCP, U.S. EPA Stationary Emergency . (Tier 2) Spec Sheet
Need installed dimensions with enclosure and tank? See Model Configurations