High Fuel Efficiency, Low Emission Levels, 24×7 Service Support
Cummins understands how essential uninterrupted power is for all – home, business and commercial. Powered by the technologically advanced power generation solutions starting from 7.5kVA to 3750kVA, our product range is geared to take on the most challenging applications.
Our power solutions are built in to deliver consistent performance across all industry segments, ensuring that you always stay ahead of the rest. We promise quality products and exceptional customer support
Diesel Generator Set
B3.9 Series
82.5 kVA, 66 kWe Prime
Latest Technology and Unmatched
Performance
The Cummins® B3.9 series rugged engine and world
class Stamford alternator powered diesel generator set
Advanced in-cylinder technology to meet latest
emission norms without any after-treatment device.
Smart aesthetic and superior finish
Compact in size with optimum power to weight ratio
Environment Friendly Power
Class defining technology engine is designed to meet
stringent exhaust emission tests as per revised MoEF
norms, thus offering environment friendly power.
The Cummins® diesel generator sets are available with
the lowest noise levels in its range
Lowest Operating Cost and
Comprehensive Warranty
Highly reliable and durable product
All elements are designed to work together to
maximize efficiency even at part loads, offering the
advantage of lowest operating costs.
500 Hours/ 1 year service interval
Industry acknowledged best-in-class comprehensive
warranty on the entire package including rubber
components
Single Source Power Assurance
All the major components – the engine, alternator,
control system and canopy are designed,
manufactured and tested by Cummins India.
Best and largest customer support network in India,
capable of providing round-the-clock service and
spares support
All these things put together, Cummins® offers you
SINGLE SOURCE POWER ASSURANCE
Specification Sheet
Engine
Cummins® B3.9 series, 4 cylinder, In-line 4 stroke, radiator
cooled engine
Well designed air handling system with
— Dry type, Replaceable paper element air cleaner with
restriction indicator
— Air to air aftercooling
— Optimised turbocharger for increased altitude
capabilities
Optimised fuel consumption with
— Inline fuel pump with mechanical governing
— Spin on fuel filter
Standard integral set-mounted radiator system, designed
and tested for 50°C ambient temperatures
Full flow spin on lube oil filter
First fill of lube oil and coolant
Electrical starter motor with soft start engagement feature
Battery charging alternator
1 x 12 V DC battery
Alternator
Stamford UC22 alternator frames from Cummins Generator
Technologies
Brushless type, Screen protected, Revolving field, Self
excited alternator conforming to IS/IEC 60034-1
3 Phase reconnectable winding with 12 terminals brought
out for connection
Better motor starting capability
Best in class efficiency
Compact design with sealed bearings for longer life and
lesser maintenance
Impregnation on all wound components for better
mechanical strength
Control Panel
Control panel is manufactured with 14/16 gauge CRCA sheet
and is powder coated for weather-proof and long lasting finish.
The control panel consists of the following parts:
PS0600 Controller
Aluminium bus bars with suitable capacity with
incoming/outgoing terminals
Indicating lamps for ‘Load ON’ and ‘Set Running’
Instrument fuses duly wired and ferruled
MCCB of suitable rating with overload and short circuit
protections
Silencer
Hospital grade Silencer suitably optimized to meet stringent
noise emission standards laid down by MoEF / CPCB
Mounting Arrangement
Engine and alternator are mounted on a common MS
fabricated base frame with AVM pads.
Base frame with integral fuel tank is provided with drain
plug, air vent, inlet and outlet connection, level indicator and
provision for cleaning
Optional
Engine : Electronic Governor
Alternator: PMG
Control Panel: – PC1.1
– PC3.3
– Bargraph For PC3.3 Panel with kW, Power factor,
Frequency, Current, Voltage
– Remote HMI
Diesel Generator Set B3.9 Series Specification Sheet
PS0600 Features
Cummins PowerStart™ PS0600
control is a microprocessor
based generator set monitoring
and control system.
AMF Functionality is inbuilt and
This control includes an intuitive
operator interface that allows
for complete generator
set control as well as system metering, fault
annunciation, configuration and diagnostics.
AMF Functionality
Intuitive operator interface which includes LED backlit
128X64 pixel graphic display with tactile feel soft- switches.
Indications – Generator set, Utility Status Lamp.
Remote Start-Stop
Engine Metering: Oil pressure, Engine temperature, Starting
battery voltage, Engine running hours \
AC Alternator Metering: L-L Voltage and L-N Voltage,
Current (phase and total), kVA (phase and total), Frequency.
kWh, Total & per phase (kW & kVA), PF, Utility Voltage and
Freq.
Engine Protection: Low lube oil pressure, High/Low Coolant
temperature, Battery Over/Under/Weak Volts, Fail to Crank/
Start, Sensor failure, Cranking lockout, Low fuel level
AC Alternator Protection: Over/Under Voltage, Over/Under
Frequency, Loss of AC sensing
Data Logging: Engine Hours, Control Hours and upto 5
recent fault codes
Configurable glow plug control
12/24 Volt DC operation
Sleep mode
Modbus interface (RS485 RTU)
InPower Compatible (PC based service tool)
Certifications – meets the requirement of relevant ISO, EN,
Mil Std. and CE standards
Hospital grade silencer with rain cap suitably optimized to
meet stringent noise emission standards laid down by
MoEF / CPCB
Maintenance due alarm based on Engine Run Time and due
date
Exercisor scheduler
4-20mA analog input compatible for oil pressure sensor and
fuel level sensor.
Acoustic Enclosure
Specially designed to meet stringent MoEF/ CPCB norms of
75 dBA @ 1mtr at 75% load under free field conditions
The acoustic enclosure is made CRCA sheets in munsel
green shade and a structural/ sheet metal base frame
painted in black.
High quality noise absorbant and fire-retardant grade
acoustic Insulation material (P.U. Foam) complying to IS
8183
Two point lifting for easy handling at customer site
Technical Data
Generator Set Specification
Model C82.5D5P
Duty Prime
Power Rating kVA / kWe 82.5/66
No. of Phases 3
Output Voltage and Frequency (V and Hz) 415 V, 50 Hz
Power Factor 0.8 (lagging)
Current (A) 115
RPM 1500
Engine Specification
Make Cummins®
Model 4BTAA3.9-G4
MoEF Certified Power (hp) 110
Required Power for Rated kVA (hp) 105
Cooling Liquid Cooled (EG Compleat 50:50)
Aspiration Turbocharged, Charge Air Cooled
No. of cylinders 4, In-line
Bore (mm) x Stroke (mm) 102 x 120
Compression ratio 18:1
Displacement (litre) 3.9
Fuel High Speed Diesel
Fuel consumption @75% load with radiator and fan* (litre/hr) 15.23
Fuel consumption @100% load with radiator and fan* (litre/hr) 20.31
Performance class of generator set ISO 8528-5 G2
Starting system 12 V DC Electrical
Lube oil specification CI4+ 15W40
Lube oil sump capacity, High-Low level (litre) 14 – 9
Total lubrication system capacity (litre) 16
Total coolant capacity (litre) 19
Exhaust pipe size (inch) 3.5
Total wet weight (Engine+Radiator)## (kg) 450
Length x Width x Height (Engine) (mm) 780 x 745 x 890
Mean Piston speed (m/s) 6
Combustion air intake @100% load (±5%) (cfm) 259
Exhaust Temperature (°C) 450
Alternator Specification
Make Stamford (CGT)
Alternator Frame UCI224G
Enclosure IP 23
Voltage regulation (Max.) ±1%
Class of Insulation H Class
Winding Pitch 2/3
Stator Winding Double layer lap
Rotor Dynamically Balanced
Waveform distortion/ Total Harmonic Distortion No load < 1.5 %, Non distorting
balanced linear load < 5 %
Maximum Unbalanced Load across phases# less than or equal to 25%
Telephonic Harmonic factor < 2%
Designed to have optimum serviceability
Air inlet louvers specially designed to operate at rated load
Made on special purpose CNC machines for consistency in
quality and workmanship
11 tank pretreatment process and UV resistant powder
coating of all parts to withstand extreme environment
Use of special hardware for longer life
Flush styling – no projections
Fluid drains for lube oil and fuel
Fuel filling arrangement inside the enclosure
* Fuel consumption data is based on diesel having specific gravity of 0.85 and conforming to IS:1460. Fuel consumption tolerance is +5%
# With the condition that none of the phases exceeds its rated current
Diesel Generator Set B3.9 Series Specification Sheet
Typical Enclosed Genset Dimensions
Genset
Model
Rating
(kVA)
Length
(mm)
Width
(mm)
Height
(mm)
Wet Weight##
(kg)
Standard Fuel tank
Capacity (litre)
C82.5D5P 82.5 3850 1150 1700 1915 145
## Approximate Weight
Rating Definitions
Prime Power (PRP):
Applicable for supplying power to varying electrical load for
unlimited hours. Prime Power (PRP) is in accordance with ISO
8528.
Conformance Standards
IS/IEC 60034-1 IS 1460 ISO 8528
ISO 3046 ISO 9001 IS 13018
Authorised Representative
