Caterpillar 3512B Well Service Engine

The Caterpillar 3512B Well Service engine is an V-12, 4-Stroke-Cycle-Diesel with a 170 mm (6.69 in) bore, 190 mm (7.48 in) stroke and 52 L (3158 in³) displacement.
The Caterpillar 3512B Well Service engine is rated at 1200 RPM and rated at 1101 bkW.
Caterpillar 3512B Well Service engine complies with Non-certified, air intake is turbocharged After cooling.
The line of 3512 engines brings versatility, uptime, and low operating cost to your gas compression operation. They are equipped with ADEM A3 technology that enables highest performance and safety while maintaining low emissions. Ideal appliCaterpillarions for 3512 engines include gas lift, gas gathering, and wellhead gas compression. Caterpillar 3512B gas engine. Ratings: 1101 bkW (1476 BHP) @ 1200 RPM are NSPS site compliant capable with customer-provided air-fuel ratio control and aftertreatment.
As part of EMAC, Caterpillar well service also offers high performance propulsion and handling solutions Engine, engine provides electronic control and mechanical, fuel common rail system for customers to choose, we provide full life cycle service for all customers, from design to well service power system supply, from installation to commissioning, from after-sales service training to spare parts supply, from Troubleshooting to Overhaul Technical Support.

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Advantages of Caterpillar 3512B Well Service engine

Engine Design :
– Proven reliability and durability
– Robust base design for high durability and ideal forloading/unloading operations
– Rugged, oversized cooling system for 50°C ambientcapability at rated power
– Long overhaul life proven in oilfield applications
Custom Packaging : For any petroleum application, trust Caterpillar to meet your exact needs with a factory custom package. Cat engines, generators, enclosures, controls, radiators, transmissions — anything your project requires — can be custom-designed and matched to meet any project requirement. Custom packages are globally supported and are covered by a one-year warranty after startup.
Testing :
– Every Cat module is full-load tested to ensure properengine performance.
– Standard configurations are assembled, tested, andvalidated as a package to ensure performance, reliabilityand durability.
Over 80 Years of Engine Manufacturing Experience : Ownership of these manufacturing processes enables Caterpillar to produce high quality, dependable products.

Technical Specifications

Basic Introduction of Caterpillar 3512B Well Service Engine

Engine Model:	3512B
Engine Type:	V-12, 4-Stroke-Cycle-Diesel
Displacement:	52 L
Rated Power / Speed:	1101 kW 1200 RPM
Aspiration Method:	Turbocharged-Aftercooled (TA)
Emission Standard:	Non-certified
*Bore Storke:**	170 mm (6.69 in) * 190 mm (7.48 in)
*Dimensions(LWH):*	6051 mm * 2318 mm * 2659 mm
Weight , Net Dry:	14,140 kg (31,108 lb)
Lead Time:	15-30 Working Days
Payment Terms:	T/T ,L/C

Caterpillar-CAT Oil & Gas Engine-Well Service-3512B-1

Engine Model	Rated Power	Aspiration	*Bore Storke**
C7-153	172 bkW (231 BHP) @ 2200 RPM	Turbocharged Aftercooled (TA)	110 mm * 127 mm
C7-168	223 bkW (299 BHP) @ 2200 RPM	Turbocharged Aftercooled (TA)	110 mm * 127 mm
C9-205	205 bkW (275 BHP) @ 2200 RPM	Turbocharged Aftercooled (TA)	112 mm * 149 mm
C9-254	254 bkW (341 BHP) @ 2200 RPM	Turbocharged Aftercooled (TA)	112 mm * 149 mm
C15-328	443 bkW (594 BHP) @ 2100 RPM	Turbocharged Aftercooled (TA)	137 mm * 171 mm
C15-400	400 bkW (536 BHP) @ 2000 RPM	Turbocharged Aftercooled (TA)	137 mm * 171 mm
C18	596 bkW (799 BHP) @ 2100 RPM	Turbocharged Aftercooled (TA)	145 mm * 183 mm
C27	782 bkW (1049 BHP) @ 2100 RPM	Turbocharged Aftercooled (TA)	137.7 mm * 152.4 mm
C32-596	828 bkW (1110 BHP) @ 2100 RPM	Turbocharged Aftercooled (TA)	145 mm * 162 mm
C32-597	828 bkW (1110 BHP) @ 2100 RPM	Turbocharged Aftercooled (TA)	145 mm * 162 mm
3516C	2461 bkW (3300 BHP) @ 1900 RPM	Turbocharged Aftercooled (TA)	170 mm * 215 mm
3512B	1101 bkW (1476 BHP) @ 1200 RPM	Turbocharged Aftercooled (TA)	170 mm * 190 mm
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General Engine Specifications of 3512B Oil & Gas Engine
Engine Type	V-12, 4-Stroke-Cycle-Diesel	Bore	170 mm (6.69 in)
Stroke	190 mm (7.48 in)	Displacement	52 L (3158 in³)
Aspiration	Turbocharged Aftercooled (TA)	Fuel System	EUI
Engine Control and Protection	ADEM™ A3	Generator	SR500
Voltage	600	Instrumentation	EMCP 4.3
—-End—-

Configurtion Accessories of CAT 3512B Oil & Gas Engine
Air Intake System	Corrosion-resistant aftercooler core	Fuel System	Fuel transfer pump
	Air inlet shutoff		Fuel return line with flexible connection
	Air cleaner options:		Electronic unit injectors
	− *Regular duty		Fuel filter options:
	− Heavy duty		− *Fuel filter simplex (LH) with priming pump (LH)
	+Remote air inlet adapter – rectangular		− Custom fuel filter
	+Remote air inlet adapter – round		+Primary fuel filter
			+Primary fuel filter with water separator

Flywheel and Housing		Generator Attachments	Generator terminal box options:
	SAE No. 00 flywheel		− Barrel-mounted petroleum terminal box
	SAE No. 00 flywheel housing		−Barrel-mounted petroleum terminal box with air filter and pressure differential switch
	SAE standard rotation		+Current transformers (3)
			+Cable access box

Control System	ADEM A3 ECU, left-hand mounted	Exhaust System
	Engine control options:		Dry exhaust manifold
	− *Direct rack control 0-200 mADC, space heater and jacket water heater connection and controls		Dual turbochargers, water cooled bearings Exhaust expander options:
	−Cat DVR control, includes reactive droop capability, 3-phase voltage sensing, kVAR/PF modes, RFIsuppression, min/max exciter limiter and exciterdiode monitor, space heater and jacket water heaterconnection and controls		−203 mm to 310 mm (8 in to 12 in) − *No exhaust expander included Flexible exhaust fitting options: −Flexible fitting, 203 mm (8 in) ID
	−Direct rack control 0-200 mADC with 6 stator RTDs, 2 bearing RTDs, space heater and jacket water heater connection and controls		+Elbow, 305 mm (12 in) +Muffler, 305 mm (12 in)
	−Cat DVR control, includes reactive droop capability, 3-phase voltage sensing, kVAR/PF modes, RFIsuppression, min/max exciter limiter and exciterdiode monitor, space heater and jacket water heaterconnection and controls, 6 stator RTDs, 2 bearing RTDs		+Muffler, 356 mm (14 in) – spark arresting, includes companion flanges, clean-out box, and spark box +Muffler, 305 mm (12 in) – spark arresting, includes companion flanges, clean-out box, and spark box
	+Load sharing governor, 2301A

Cooling System	Separate-circuit aftercooled	Instrumentation	Emergency stop button
	Outlet controlled jacket water thermostat		Analog gauges:
	Jacket water pump – gear driven		− Fuel pressure
	Dual outlet		− Engine oil pressure
	Aftercooler water pump – gear driven		− Engine oil temperature
	Aftercooler water thermostat		− Engine coolant temperature
	Radiator options:		− DC voltage
	−*Caterpillar supplied radiator, 46/CVS-stacked 0.627 ratio, includes blower fan, fan drive, pulley, belt guard, coolant level sensor, regulator, and fuel cooler		− Engine percent load EMCP 4.3 control panel: − 5.5 inch graphical display
	− Remote cooling connection RH		− 16 languages supported
	− Remote cooling connection LH		− Engine/generator monitoring and protection
	− Customer-provided radiator		− CAN, RS 485 MODBUS, Ethernet communications supported
	− Custom radiator		− Remote e-stop/start/stop
	Cooling system connection options (for use with customer-supplied radiator):		− Engine start and crank attempt counter Thermocouple options:
	− Dual outlet coupling type connections		− Thermocouples installed, one per cylinder
	− Dual outlet hose and clamp type connections		− *No thermocouples included
	Fan drive and belt guard (for use with remote and customer- supplied radiators)		Service port connector − Crankcase pressure
	Fan pulley options (for use with customer-supplied radiator):		− Aftercooler temperature
	− Front stub shaft		− Low water level (optional)
	− Front stub shaft, 0.627 ratio pulley		− Air inlet restriction
	− Front stub shaft, 0.605 ratio pulley		− Exhaust stack temperature
	− Front stub shaft with 197 mm pulley		− Oil/fuel filter differential pressure
	− Front stub shaft with 248 mm pulley		Derate:
	− Custom		− High water temperature
	+Coolant level sensor		− Crankcase pressure
	+Blower fan, 1829 mm (for use with customer-supplied radiator)		− Aftercooler temperature
	*Denotes which option is included in the standard configuration		− Air inlet restriction
	+ Optional attachment		− Exhaust temperature
	Customer connection terminal blocks		Shutdown:
	+ Communications module PL1000T		− Oil pressure
	+ Communications module PL1000E		− Low/high water temperature
			− Overspeed
			− Crankcase pressure
			− Aftercooler temperature
			Explosion relief valve options:
			− Explosion relief valves (3)
			− *No explosion relief valves
			+ Metal particle detector switch
			+ Metal particle detector with annunciator

Lubrication System	Crankcase breather	Mounting System
	Oil cooler
	Shallow oil pan		Inner base options:
	Oil drain extension, 2 in NPT female connection		− *4.19 m (165 in) length, 412 mm (16.2 in) height tubes, 1.18 m
	Oil filter options:		(50.5 in) wide
	− *Simplex oil filter		− Custom base
	− Custom oil filter		Outer base options:
	Centrifugal oil filter options:		− *No outer base included
	− RH installed centrifugal oil filter		− Custom outer base
	− *No centrifugal oil filter included		+Package isolator supports (3) – for mounting inner base to
	Lubricating oil options:		customer-supplied base
	− SAE15W40, Caterpillar DEO, 500 hour
	− *No lubricating oil included
	+Crankcase fumes disposal
	+Oil level regulator

Power Take-off	Charging alternator options	Starting System	Starting motor options:
	− *No alternator		−*TDI air starting motor, RH – 1034 kPa (150 psi)
	− Alternator, 24V, 68A		− Custom starting motor
			+Air pressure regulator

Protection System		General	Barring group options:
			− LH installed engine barring group
			− *No barring group included
	Alarms:		Jacket water heater options:
	− ECU voltage − Oil pressure		−Jacket water heater, UL recognized, 120-240V, single phase, 6 kW, LH and RH mounted
	− Low/high water temperature − Overspeed		−Jacket water heater, UL recognized, 120-480V, single phase, 12 kW, LH and RH mounted
			− *No jacket water heater included
			+ Jacket water heater lines

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Technical Data of CAT 3512B Oil & Gas Engine
Engine Data	Engine power	1101 bkW (1476 bhp)	Generator Data
	Engine speed	1200 rpm		Frame size	500
	Max. altitude without derate	2450 m (8038 ft)		Efficiency	95%
	BMEP	2127 kPa (308 psi)		Voltage	600 Volts
	BSFC @ 100% load	208 g/bkW-hr (0.34 lb/bhp-hr)		Design kVA rating	1673 kVA
	BSFC @ 75% load	207 g/bkW-hr (0.34 lb/bhp-hr)		Insulation class	H
	BSFC @ 50% load	210 g/bkW-hr (0.35 lb/bhp-hr)		Temperature rise (@ 40°C ambient temp)	80 °C
	BSFC @ 25% load	229 g/bkW-hr (0.38 lb/bhp-hr)		Coastal protection	Included
	Fuel consumption (nominal)	272.8 L/hr (72.1 gal/hr)		Excitation	PM or SE
	Air flow rate (@25°C, 101.3 kPa)	89.4 m³/min (3157 ft³/min)		Number of poles	6
	Inlet manifold pressure	266 kPa (38.6 psi)		Winding	Form wound
	Inlet manifold temperature	71.9 °C (161.4 °F)		Pitch	.08
	Aftercooler water temperature	60 °C (140 °F)		Number of leads	6
	Jacket water temperature	99 °C (210 °F)		Number of bearings	2
	Exhaust stack temperature	413.3 °C (776 °F)		Ingress protection (IP) rating	23
	Exhaust flow rate (@ stack temp, 101.3 kPa)	216.1 m³/min (7631 ft³/min)		Alignment	Close coupled
	Lube oil system capacity	318 L (84 gal)		Space heater	1200 W
	Engine coolant capacity	157 L (41 gal)		RTDs per phase	2
	Radiator coolant capacity (JW)	284 L (75 gal)		RTD resistance	10 Ohm
	Radiator coolant capacity (AC)	197 L (52 gal)
	Oil change interval	500 Hours
Module Data	Rated power without fan	1045 ekW
	kVA rating	1492 kVA
	Rated power factor	0.7
	Frequency	60 Hz
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Altitude and Ambient Derating Factors
	10°C	20°C	30°C	40°C	50°C
0 m	1.00	1.00	1.00	1.00	1.00
300 m	1.00	1.00	1.00	1.00	1.00
500 m	1.00	1.00	1.00	1.00	1.00
1000 m	1.00	1.00	1.00	1.00	1.00
1500 m	1.00	1.00	1.00	1.00	1.00
2000 m	1.00	1.00	1.00	0.97	0.94
2500 m	1.00	0.98	0.94	0.91	0.88
3000 m	0.95	0.92	0.89	0.86	0.83
3200 m	0.92	0.89	0.86	0.84	0.81
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EMCP 4.3 Features
140 mm (5.5 in) Graphical Display	Generator AC voltage	Protection
	3-phase (L-L & L-N)
	± 0.25% accuracy		Over/under voltage
	rpm and battery voltage		Over/under frequency
	Generator AC current (per phase and average)		Generator phase sequence
	Generator frequency		Over current (timed and inverse)
	Power metering (kW, kVA, kVAr, pf)		Reverse kW, kVA
	Hour meters (kW-hour, kVAr-hour)		Current balance
	Engine oil pressure (psi, kPa or bar)		Low oil pressure
	Engine oil temperature (°C or °F)		High coolant temp
	Engine coolant temperature (°C or °F)		Low coolant level
	Multiple language support		Fail to start
	Engine start and crank attempt counter		Overspeed
	Real time clock
Communication	Accessory CAN data link	Outputs	16 programmable digital outputs
	RS-485 annunciator data link		3 programmable (4-20mA or ±10V)
	RS-485 SCADA (Modbus RTU)		2 programmable (PWM)
	Ethernet SCADA (Modbus TCP)
Controls	Auto/start/stop	Inputs	Emergency stop
	Engine cooldown timer		Remote start
	Emergency stop		12 programmable digital inputs
	Engine cycle crank		Oil pressure and water temperature
	Programmable cycle timer		3 programmable inputs (±10V, PWM, current,or resistive)
	Generator frequency		Oil temperature, fuel level
Other Features	16 languages supported:
	-Arabic – Greek -Chinese – Italian -Danish – Japanese -Dutch – Portuguese -English – Russian -Finnish – Spanish -French – Swedish -German – Turkish
	Programmable security levels
	Reduced power mode
	Programmable kW relay
	Cat switchgear integration
	Status event log
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Caterpillar 3512B Well Service Engine Dimensional Drawing

Dimensions and Weight
Length	6051 mm	238.2 in
0 m	2318 mm	91.2 in
300 m	2659 mm	104.7 in
500 m	14,140 kg	31,108 lb
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* Module weight is dry and includes engine, generator,and base.
Note: Do not use for installation design. See installationdrawing for details.

RATING DEFINITIONS AND CONDITIONS
Prime Rating	Output available with varying load for an unlimited time. Prime power in accordance with ISO8528. Typical load factor 60-70%
Diesel Fuel	Reference fuel is #2 distillate diesel with a 35 degree API gravity, lower heating value is 42 780 kJ/kg (18,390 Btu/lb) when used at 29°C (84.2°F), where the density is 838.9 g/L (7.001 lb/gal).
Conditions	Performance is obtained and corrected in accordance with ISO 3046/1. Reference atmospheric inlet air: 100 kPa (29.61 in Hg), 25°C (77°F), 30% relative humidity at stated aftercooler temperature. Performance is also in accordance with SAE J1995, BS5514/1, and DIN6271/1 standard reference conditions.
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