Page 1
MITSUBISHI MGS SERIES
Overall dimensions
L : Length
mm
4595
W : Width
mm
2155
Total Weight (Dry)
kg
10360
Total Weight (Wet)
kg
11000
MMGGSS11220000BB
DIESEL GENERATOR SET
60Hz/1800 rpm/380V
POWER RATING (0.8 P.F.) MODEL CODE
STAND-BY 1265 kW 6S-L50L78
PRIME 1145 kW 6P-L50L78
The photograph is MGS2000B
Voltage Variation
■ Standard Voltage 3Phase 4 Wires
380V
■ Volt ages A vailable 3Phase 4 Wires
400 and 380V
Note: Outputs for optional voltages may differ from standard output mentioned above.
CONDITIONS & DEFINITIONS
Stand-by: Code: S
Applicable for supplying emergency power at varying load in the event of the normal utility power interruption.
Fuel stop power in accordance with ISO15550, ISO3046 /1, JI SB 8002-1, DIN6271 and BS5514.
Overload: not allowed
Prime: Code: P
Applicable for supply ing em erg ency p ower at varying load in t he ev ent of normal utility power inter ruption. + 10% overload
in accordance with ISO3046/1. Overload power in accordance with ISO15550,ISO3046/1,JIS8002-1,DIN6271 and
BS5514.
Conditions:
Engine ratings are based on SAE J1349 standard conditions and also apply at ISO3046/1, DIN6271 & BS5514 standard
conditions.
Fuel rates: based on A ST M D975, BS2869 and on fuel oil of 35° API (16°C or 60° F) gravity having a LHV of 4 2,78 0 kJ /kg
(18,390 Btu/lb.) when used at 29°C (85° F) and weighing 838.9 g/liter (7.001lbs./U.S. gal.).
Note: * For conditions of pri me power (P.R.P.) and additional ra ting requirements, please consult your nearest M it sub ish i
MGS dealer.
DIMENSION (Reference Data)
H : Height mm 2495
Page 2
MITSUBISHI MGS SERIES
Bore
mm
170
Stroke
mm
180
Displacement
L
49
Piston speed
m/sec.
10.8
Compression ratio 14
Lubricating oil capacity L 180
Coolant capacity without radiator
L
125
Coolant pump external res istance
m water
5.0
Coolant pump flow rate
L/min
1850
Cooling fan airflow rate
m3/min
1800
Cooling fan air flow restriction
kPa
0.1
Allowable exhaust back pressure
kPa
6.0
Exhaust flange size (internal diameter)
mm
300
Gross Engine Power*
kWm
1336
1210
Brake mean effective pressure
MPa
1.9
1.7
Regenerative absorption
kW
144
144
Noise Level at 1 m
dB(A)
110
108
(excluding: intake, exhaust & fan)
Fuel consumption load 100%*
L/hr.
339
307
Fuel consumption load 75%*
L/hr.
262
237
Combustion air inlet flow rate
m3/min
116
105
Exhaust gas flow rate
m3/min
306
278
Heat rejection to coolant
kW
844
765
Heat rejection to exhaust
kW
1052
949
Heat rejection to atmosphere from engine
kW
101
92
Heat rejection to atmosphere from generator
kW
65
58
STAND-BY
1265 kW
PRIME
1145 kW
MGS SERIES DIESEL ENGINE: MITSUBISHI S12R-PTA-S
DIESEL GENERATOR SET
MGS1200B
V-12, 4 stroke-cycle water-cooled, turbocharged and aftercooled
ENGINE SPECIFICATIONS & TECHNICAL DATA
Ambient air temperature
ENGINE OPERATING DATA
Exhaust gas temperature
* WITH FAN basis.
Deration for engine
Altitude: 2.5% per 300m (1000ft) above 1,500m
Temperature: 2% per 5℃ (9°F) above 40℃
ENGINE STANDARD EQUIPMENT
Aftercooler
Turbocharger filter
Structure ste el bas e
Crankcase breather
Charging alternator
Lubricating oil cooler
Fuel filters, full flow paper element
Fuel transfer pump, gear driven, plunger type
Electronic type governor
Jacket water pump, gear driven
Lubricating oil filter, full flow paper element
Lubricating oil pump, gear driven
Exhaust dry manifold
Radiator, blower fan, fan drive
Manual shutoff
24V DC electric starting mot or
℃
℃
40
520 510
Page 3
MITSUBISHI MGS SERIES
Generator volts L1-N, L2-N, L3-N
Engine cooling water temperature (°C & °F)
Generator volts L1-L2, L2-L3, L3-L1
Battery volts
Generator amps L1, L2, L3
Engine hours run
Generator Earth Current
Generator Load kW, kVA, kVar
Generator Frequency Hz
Generator Load kWh, kVAh, kVarh
Engine speed RPM
Power Factor
Engine oil pressure (PSI & Bar)
Generator Phase Sequence
Shutdown alarm
Generator high current
Warning alarm
Over voltage (AC)
High coolant temperature
Under voltage (AC)
Low oil pressure
Over voltage (DC)
Charge fail
Under voltage (DC)
Over-speed
Auxiliary indication
Under-speed
Auxiliary alarm (warning or shutdown)
Electrical trip
Common alarm
Fail to stop
Over frequency
Under frequency
High engine temperature
Over frequency
Low oil pressure
Under frequency
Fail to start
Oil pressure sender open circuit
Over-speed
Loss of speed signal
High voltage
High Crankcase internal pressure (MGS-C Continuous only)
Low voltage
Emergency Stop
Remote start present
Lubrication oil filter clogged
Generator ready
Electrical trip
MGS SERIES 7310 GENERATOR CONTROL PANEL
DIESEL GENERATOR SET
MGS1200B
T ype & Design
MGS standard 7310 programmable microprocessor control-automatic start/stop panel, generator breaker control,
indicating the operational status and fault conditions; automatically shutting down the engine and indicating the engine
failure by means of LCD display and LEDs on the front panel.
Controls & Monitori ng
◆ Mode selection & start engine button with interlock key switch system
◆ Menu navigation button
◆ LCD display for: AC amperage-each phase and earth current, AC voltage-each phase and neutral, Frequency Hz,
Operation hours run, Lub. Oil pressure, Cooling water temperature, Generator Load kW/kVA/kVar, Generator Load
kWh/kVAh/kVarh
◆ Operation status LED indicators
◆ CB control buttons
◆ Mute/Lamp test button
◆ Voltage adjuster
◆ Speed adjuster
◆ Emergency stop pushbutton
◆ Provided 5 outputs for status as standard equipment (Programmable 8 outputs available as option)
Safety Shutdown Protect ion and LED Indicator s
High engine temperature, Low oil pressure, Fail to start, Generator Over Speed/Frequency,
Generator Under Speed/Frequency
Generator High Voltage, Generator Low Voltage, Oil pressure sender circuit, Loss of Speed signal , Emergency stop,
Mounting
Fabricated cubicle mounted on individual bracket with anti-vibration isolator
Electrical Design
In accordance with BS EN 60950 Low Voltage Directive, BS EN 61006-2 and 61006-4 EMC Directive. The optional
interface can provide real time diagnostic facilities.
Generator Control Panel Description
■ 3 position operation mode control key switch
(ACTIVE, PANEL LOCK, STOP/RESET)
■ Manual button ■ Stop/Reset button (Manual only)
■ Auto button ■ Mute/Lamp test button (Manual only )
■ CB open button (Manual only) ■ Voltage adjusting trimmer
■ CB close button (Manual only) ■ Speed adj ust ing tr im mer
■ Start engine button (Manual only) ■ Emergency stop pushbutton
■ LCD display accessed by scroll pushbutton
■ Visual indicators on LCD display
■ Visual indication alarm and automatically shutdown
■ Operation status ind icat ed by LED
■ Pre-Programmed St artin g U nit
Automatic start/stop sequen ce timing and delay sy ste ms configur e d
via MS-Windows based software.
Page 4
MITSUBISHI MGS SERIES
MGS SERIES AC GENERATOR MODEL: MG-L50L78
DIESEL GENERATOR SET
MGS1200B
T ype & Design
MGS original design, single bearing, 4 pole, screen protected, selfexciting, self regulating and brushless with fully
connected damper windings, salient pole rotors, A.C. exciter and rotating rectifier unit. Direct coupled to engine and
regreaseable bearing, direct drive centrifu gal blower.
Winding System
Standar d 6 wire winding provides 3 phase voltage. All windings are i mpre gnat ed in vacuum pressure impregnated with a
special polyester resin.
Voltage Reg ulator
Fully sealed, 3 phase RMS sensing AVR with built-in protection against sustained over-excitation. This de-excites the
generator after a minimum of 5 seconds.
AREP and P MI
Electrically isolated from the main altern ator st ator w indings p ower s AVR - sustaining approx. 300% of short circuit c urrent
at the AC generator output terminals for not more than 10 seconds by means of excitation voltage via AVR
Electrical Design
In accordance with, NEMA MG1-22, IEC60034-1, CSA, and ISO8528/3.
Gen Set Option Features
■ ENGINE
■ FUEL
■ COOLING
■ LUBRICATION
■ EXHAUST
■ GENERATOR
■ CONTROL PANEL
■ SWITCHGEAR
Enclosure: Drip-proof IP23
Overspeed capability: 125% for 2 minutes
Insulation: Class 'H' of IEC
Temperature rise: Class 'H'
Voltage regulation: Less than +/- 0.5% from no load to full load at any power factor between 0.8 lagging and 1.0
allowing for a 4% engine speed variation
Volta ge adjustment: +/- 6%
Wave form: Less than 5% deviation
Telephone Influence Factor (TIF): Less than 50
Telephone Harmonic factor (THF): Less than 2.5%
Radio interference: Suppression is in line with the provision of VDE Class G and N
Air Cleaner, paper element dry type
Battery Kit
Battery Charger
Anchor Bolts
Fuel Day Service Tank
Oversize radiator
Heat Exchanger
Expansion Tank
Jacket Water Heater
Removal STD Radiator, Fan & Fan Drive
Lub. Oil Priming Pump
Exhaust Silencer
Exhaust Flexible Pipe
Space Heater
3 phase Sensing Auto V oltage Regulator
Power Factor Regulator
Diesel Generator Integrated Communication Synthesizer (DGICS-MII)
Auxiliary Control Panel
Remote Monitor Interface
Circuit Breaker MCCB & ACB
Reverse Power Relay
Power Systems Engine Section, Engine Sales Department
16-5, KONAN 2-CHOME, MINATO-KU, TOKY O 108-8215 JAPAN
TEL: 81-3-6716-4771 FAX: 81-3-6716-5854
Mitsubishi Heavy Industries, Ltd. serves for the customers with improved products continually.
Therefore specification and some materials will be ch ang ed with out not ice.
The International System of units (SI) is used in this publication.
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