Milton CAT G3516 User Manual

GAS
GENERATOR SET

CONTINUOUS 1300 ekW

1400 ekW

60 Hz

Caterpillar is leading the power generation
marketplace with Power Solutions engineered
to deliver unmatched flexibility, expandability,
reliability, and cost-effectiveness.

FEATURES

EMISSIONS

●

Meets most worldwide emissions requirements
down to 0.5 g/bhp-hr NOx level without after
treatment

FULL RANGE OF ATTACHMENTS

●

Wide range of bolt-on system expansion
attachments, factory designed and tested

SINGLE-SOURCE SUPPLIER

●

Fully Prototype Tested with certified torsional
vibration analysis available

WORLDWIDE PRODUCT SUPPORT

●

With over 1,800 dealer branch stores operating
in 166 countries, you’re never far from the
Caterpillar part you need.

●

99.5% of parts orders filled within 48 hours.
The best product support record in the industry.

●

Caterpillar dealer service technicians are
trained to service every aspect of your electric
power generation system.

●

Customer Support Agreements offer back­to-back services from scheduled inspections
and preventive maintenance to before-failure
overhauls and Total Cost-Per-Hour Guarantees.

CAT®G3516B LE GAS ENGINE

●

Robust design provides prolonged life and
lower owning and operating costs

●

Designed for maximum performance on
low pressure pipeline natural gas

●

One electronic control module handles
all engine functions: ignition, governing,
air fuel ratio control, and engine protection

CAT SR4B GENERATOR

●

Designed to match performance and output
characteristics of Caterpillar engines

●

Optimum winding pitch for minimum total
harmonic distortion and maximum efficiency

●

Segregated low voltage (AC/DC) accessory
box provides single point access to accessory
connections

CAT CONTROL PANELS

●

Designed to meet individual customer needs:
EMCP II+ provides full-featured power metering,
purge cycle, staged shutdown logic, plus
programmable protective relaying functions

●

Remote control and monitor capability options

Shown with

Optional

Equipment

WHERE THE WORLD TURNS FOR POWER

LEHE2033-01

CONTINUOUS 1300 ekW

1400 ekW

60 Hz

FACTORY INSTALLED STANDARD & OPTIONAL EQUIPMENT

System Standard Optional

Air Inlet Modular air cleaner, single element service indicator
Cooling Engine driven water pumps for jacket water

and aftercooler circuit, jacket water and
SCAC thermostats

Cat flange connections

Engine Control Fuel/air ratio control
Module Start/stop logic: gas purge cycle, stage shutdown

Engine Protection Systems: detonation sensitive

timing, high jacket water temperature, low oil
pressure, failure to start (overcrank), overspeed,
high oil temperature, emergency stop, transient
richening and turbo bypass control

Exhaust Dry exhaust manifolds 15 dBA muffler

CAT flanged outlet 18 dBA muffler

Spark arresting muffler without companion flanges

Fuel Electronic air fuel ratio control (Engine Control Fuel filter (non-coalescent)

Module; ADEM III based), electronic fuel Gas train with 24V double gas shutoff valve,
metering valve, gas shutoff valve, 24 volt isolation valve, regulator, gas leak detection
energized-to-run

Ignition Electronic ignition system, individual cylinder

timing and detonation control

Integrated Thermo 24 thermocouples to input individual exhaust port CCM transfers CAT DataLink information through
Sensing Module temperatures and turbo inlet and outlet RS232 to customer terminal
(ITSM) temperatures on both the turbine and compressor

Generator Permanent magnet excitation, 105° C rise, single Digital Voltage Regulator with KVAR/PF control

bearing, form wound, six lead, 3-phase sensing, Oversize and premium generators, bearing
platinum stator RTDs, class H Insulation, DVR with temperature detector
adjustable 1:1 or 2:1 Volts/Hz, bus bar termination, Low voltage cable extension box
segregated low voltage wiring panel

Circuit Breaker IEC compliant, 3-pole and 4-pole
Governor Electronic — Engine Control Module Electronic load sharing (ship loose module)
Control Panels EMCP II+ Local alarm and remote annunciator modules

Customer Interface Module, synchronizing module

Lube Lubricating oil and filter, oil drain valve Closed crankcase ventilation system

Crankcase breathers gear type lube oil pump,

integral lube oil cooler, filler/dipstick, prelube pump

Mounting Spring-type anti-vibration isolators
Starting/Charging 60 amp charging alternator Battery charger, air starting system, jacket water

Dual 24 volt starting motor heaters, 12 kW (dual 6 kW) 480 V/3 phase/60 Hz
Batteries with rack and cables heater element; 9 kW 480 V/3 phase 60 Hz with
Batteries disconnect switch 230 V/1 phase/60 Hz circulation pump.

Battery disconnects switch, oversize batteries

Other EEC declaration of Incorporation

CSA Certification (generator only)

LEHE2033-01

2

CAT SR4B GENERATOR

Frame size.........................................697/824

Excitation ..............................Permanent magnet

Pitch ...............................................0.6667

Number of poles .........................................4

Number of bearings......................................1

Number of leads .........................................6

Insulation ............UL 1446 Recognized Class H Insulation

IP rating....................................Drip proof IP22

Alignment.......................................Pilot shaft

Overspeed capability .................................125%

Wave form..........................Less than 5% deviation

Paralleling kit droop transformer ..................Standard

Voltage regulator ...........3-phase sensing with adjustable

1:1 or 2:1 Volts/Hz, UL 508A Listed

TIF ...........................................Less than 50

THD .........................................Less than 3%

Consult your Caterpillar dealer for available voltages.

CAT ENGINE

G3516B SCAC, 4-stroke-cycle watercooled gas

Bore — mm (in)...................................170 (6.7)

Stroke — mm (in) .................................190 (7.5)

Displacement — L (cu in)..........................69 (4210)

Compression ratio ...................................11.1:1

Aspiration .......Turbocharged, Separate Circuit Aftercooled

Fuel system......................Electronic Ignition System

Governor type ............Electronic Engine Control Module

CAT CONTROL PANEL

24 Volt DC Control

NEMA 1, IP22 enclosure
Electrically dead front
Lockable hinged door
Generator instruments meet ANSI C-39-1
Terminal box mounted
Single location customer connector point
EC compliant — segregated AC/DC connections and wiring

SPECIFICATIONS