Standard Generating set Features Engine Specifications Alternator Specifications Compliance Standards Engine - GE12V250, EFI diesel engine, heavy duty, 1000rpm / 900rpm. Alternator - Double bearing, Class F insulation, Different voltage range is available. Air filter - Fully enclosed, heavy duty, capable of withstanding eight-hour sand storm. Cooling system - Tropical remote radiator, heavy duty, 50°C with no derating. Air Starting System Base Frame - Heavy duty steel base frame, with Spring type anti-vibration mounts. Exhaust - Residential type muffler, flexible stainless steel bellows, Noise Attenuation 25dBa, Exhaust Temperature Monitoring and Protection Automatic Control Panel - Control, moni- toring, protection, synchronizing. Enclosures - Sound & weather proof, ventilation, Air filtration. Switchgear - Metalclad withdrawable 3.3/6.6/11KV, 630A, vacuum or SF6 (for single units only). Compliance Standards - ISO9001 / ISO3046 / ISO8528 GE 12V250 V-Type Direct Injection 12-cylinder Diesel Engine Idle Speed 440 rpm Rated Speed 50 Hz: 1000 rpm Rated Speed 60 Hz: 900 rpm Brushless double bearing, revolving field 6-poles for 50Hz, 8-poles for 60Hz Winding Pitch: ca.5/6 Cooling: IC01-Open Circuit Ventilation Enclosure: IP23 Heavy Duty Bearing Class F Insulation (Stator and Rotor) The generating set complies with ISO 3046, ISO 8528. Bearing Temperature Detectors (2xPT100 per phase) monitoring and protection Teminal Box for connection Alternator Sand Filter Alternator meets IEC 60034 Voltage: 3.3, 6.6, 6.9, 11, 13.8 KV 50 Hz/60 Hz Elastic Coupling used for a perfect alignment between Engine/Alternator 4 Terminals Star point connected in terminal box Space heater, single phase Stator Temperature Detectors(2xPT100 per phase) monitoring and protection EFI controller: (Governor) Engine Control Unit (ECU) Engine Inputs Outputs Smart Display Unit (SDIS) Construction 4 Valves per Cylinder Forged Steel Type 4 Stroke, Electronic Fuel Injection Diesel Powered Generating Set MBH4750DM www.mbh.de 50Hz/1000 rpm 60Hz/900 rpm Standby Rating (ESP) 4747 kVA 3798 kWe 4274 kVA 3419 kWe Prime Rating (PRP) Continuous Rating (Cont) 4016 kVA 3213 kwe 3616 kVA 2893 kwe 3653 kVA 2922 kwe 3289 kVA 2631 kwe
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Diesel Powered Generating Set MBH4750DM - · PDF fileThe generating set complies with ISO 3046, ... 6.9, 11, 13.8 KV 50 Hz/60 Hz Elastic Coupling used for a perfect alignment ... GE
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Standard Generating set Features
Engine Specifi cations
Alternator Specifi cations
Compliance Standards
Engine - GE12V250, EFI diesel engine, heavy duty, 1000rpm / 900rpm.Alternator - Double bearing, Class F insulation, Different voltage range is available.Air fi lter - Fully enclosed, heavy duty, capable of withstanding eight-hour sand storm.Cooling system - Tropical remote radiator, heavy duty, 50°C with no derating.
Air Starting SystemBase Frame - Heavy duty steel base frame, with Spring type anti-vibration mounts.Exhaust - Residential type muffl er, fl exible stainless steel bellows, Noise Attenuation 25dBa, Exhaust Temperature Monitoring and ProtectionAutomatic Control Panel - Control, moni-toring, protection, synchronizing.
Enclosures - Sound & weather proof, ventilation, Air fi ltration.Switchgear - Metalclad withdrawable 3.3/6.6/11KV, 630A, vacuum or SF6 (for single units only).Compliance Standards - ISO9001 / ISO3046 / ISO8528
Brushless double bearing, revolving fi eld6-poles for 50Hz, 8-poles for 60HzWinding Pitch: ca.5/6Cooling: IC01-Open Circuit Ventilation Enclosure: IP23Heavy Duty BearingClass F Insulation (Stator and Rotor)
The generating set complies with ISO 3046, ISO 8528.
Bearing Temperature Detectors (2xPT100 per phase) monitoring and protectionTeminal Box for connectionAlternator Sand FilterAlternator meets IEC 60034Voltage: 3.3, 6.6, 6.9, 11, 13.8 KV50 Hz/60 Hz
Elastic Coupling used for a perfect alignment between Engine/Alternator4 Terminals Star point connected in terminal boxSpace heater, single phaseStator Temperature Detectors(2xPT100 per phase) monitoring and protection
EFI controller: (Governor)
Engine Control Unit (ECU)Engine Inputs OutputsSmart Display Unit (SDIS)
Prime Rating (PRP) Continuous Rating (Cont)4016 kVA3213 kwe3616 kVA2893 kwe
3653 kVA2922 kwe3289 kVA2631 kwe
Intake Air System
Light Duty Intake Air FilterDuct for distribution air inletMechanical Gauge for Air Differential Pressure with Alarming Contact
Auxiliaries’ Transformer
Designed and rated based on the Gen-set auxiliaries:- Dry type or Oil type- Equipped with Buchholz Relay- Temperature Monitor Control Panel for alarm and trip - Connection: Yno-yn
Base Mounted Air Compressors (qty=2 optional)Vertical Air Tank Receiver of 500Lt capacity (1000 Liters Optional)Mechanical gauge for starting air pressure indicator with alarming contact.Pressure gauge indicator installed on the air tank receiver.Air motor starter solenoid (24VDC)Compressors Control Panel (Compressors Redundancy)Pressure Switches:- Low Pressure Alarm- Start 1st Compressor- Start 1st Compressor- High Pressure Alarm
Voltage Regulation
The voltage Regulator provides ±0.25% regulationThree protection functions: fi eld overvoltage, and loss of sensingProgrammable stability settings to optimize transient performance
Fuel System Specifi cation
Fuel Water SeparatorManual and/or automatic fuel pumpMoatti duplex Selk Cleaning fuel oil fi lterMechanical Gauge for Fuel oil pressure with alarming contact
Oil System
Self cleaning Lube Oil FilterLube Oil/HT water preheating systemPre-lube oil pumpCentrifugal-Self Cleaning Oil Filter with alarming contact to control panelMechanical Gauge for Engine Lube Oil Inlet Temperature with alarming contactMechanical Gauge Lube Oil pressure with alarming contact
Water System
LT/HT table radiator with electrical cooling fans.Engine driven water pumpDrain 7 Cooling fans (7x11Kw Power Consumption)Thermostatic ValvesHT Water Pre-Heating System Mechanical Gauge for Water Pressure Inlet with alarming contactMechanical Gauge for Water Temperature with alarming contactExpansion Tank
Frequency Regulation
Isochronous under varying loads from no load to 100% full load
Random Frequency Variation
Will not exceed ±0.25 of its mean value for constant load
MBH4750DM
LV Distribution Panel-Motor Control Center
To supply and sense all the generating auxiliaries such as: Radiator Fans, Engine Air Inlet Fans, Air Compressors, Pre-lube Pump, DC Charger, Louvers, Lighting, Air Conditioning, Power Sockets, Alternator Space Heater, Switchgear Power Supply.Auxiliaries Auto/off/manual selectorFault/run LEDSpare circuit for future useForm 3, arc resistantType testedSupply Available LEDs (R,S,T)Fixed Type, total coordination
Start-up Generator
In case of a mains power supply, the BOGE can be started either manually by the operator or automatically following a mains failure to supply the Gen-set auxiliaries:- Pre-heater- Pre-lube- Air CompressorsThe BOGE is rated accordingly.
Medium Voltage Switchgear
Rated Voltage: 11KV or 6.6KV (for other voltages please refer to company)IP 4XGE Circuit Breaker3 PolesGenerator Management and protection relay-SR 489 or equivalentOutgoing with fuse protection for Genset auxiliaries transformer
Control System
DC Panel
2x100AH Batteries with a suitable battery charger (24VDC/20A) sized to suit all DC components: - Generator Control Panel - Auxiliaries; transformer control panel - Fire Alarm Panel - MCC PanelNote: In case of 110VDC additional set of batteries with suitable battery charger are available
Genset Controller (AGC)
Operation Mode- Automatic Mains Failure- Island Operation- Fixed Power/Base load- Peak Shaving- Load Take Over- Mains Power Export
Engine Control- Start/Stop/Pre-lube sequence- Generator breaker Closing/Opening/ Synchronizing sequence.- Run and Stop Coil.- Relay output for Governor Control- Relay output for AVR Control- Different Operation Mode- Modbus (TCP/IP) Communication Port- Profi bus (DP) Communication Port
Controlling and Monitoring of the System via Touch ScreenTouch Buttons for Generator Set Operation Modes and Start/Stop SequenceTouch Buttons for Generator Breaker Open/Close OperationsAlarm List DisplayData Monitoring Window and TrendingConnection to AGC Display Port using Ethernet
EFI Controller: (ECU,EIO,SDIS)
- Variable Fuel Injection Timing- Finer Control of Fuel Volume- Higher Injection Pressure- Reduced Maintenance of Mechanical Components
Human Machine Interface Lube Oil Pump Control System Fuel Control SystemHigh Fuel Level WarningLow Fuel Level WarningLow Fuel Level Shutdown
MBH4750DM
Set Output VoltageContinuous Rating (kWe)Continuous Rating (KVA)Prime Rating (kWe)Prime Rating (KVA)Standby Rating (kWe)Standby Rating (KVA)Engine MakeEngine ModelCylindersEngine BuildStandard Governor/ClassAspiration and CoolingBore and StrokeCompression RatioCubic CapacityStartingMininmum Ambient Temp.
Direction of Rotation Gross Engine Output (Prime)Gross Engine Input (Standby) Alternator Voltage Regulation Set Output Frequency Speed Alternator Insulation ClassFuel consumption (Prime)Recommended FuelLube Oil ConsumptionLubrication System Oil CapacityCoolant Capacity Exhaust Temperature @ rated loadExhaust Gas pressure (max) Exhaust Gas Flow Air Flow – RadiatorFan Temperature (IN/OUT)Air Intake-Engine (Prime)
50 Hz 60 Hz 50 Hz 60 Hz3.3, 6.6, 6.9, 11, 13.8
2922
3653
3213
4016
3798
4747
GE
12 V250
12
V-Type
EFI-Electronic
Turbocharged-intercooled
250mmx320mm
16.8 : 1
188.5 Liters
Air Starter
50ºC
3.3, 6.6, 6.9, 11, 13.8
2631
3289
2893
3616
3419
4274
GE
12 V250
12
V-Type
EFI-Electronic
250mmx320mm
16.8 : 1
188.5 Liters
Air Starter
50ºC
CCW
3330 KW
3936 KW
±0.25 %
50 Hz
1000 RPM
Class F
661.4 Liters/h
#2 Diesel
2.2 Liters/h
1041 Liters
1386 liters
427 °C
18.6 mmHg
759 m3/m
98 kg/s
50/70ºC
50ºC
CCW
2998 KWm
3543 KWm
±1.0 %
60 Hz
900 RPM
Class F
TBD
#2 Diesel
TBD
1041 Liters
1401 Liters
427°C
18.6 mmHg
683 m3/m
98 kg/s
50/70ºC
50ºC
TECHNICAL DATA
Generating Set Options
Fire Alarm SystemManual Synchronizing Feature
Remote Monitoring Station (Up to 4 GenSets) Extended Air Tank Receiver Capacity (1000 Liters)
Black Start and/or Emergency Application Features:- Black Start Control System (Auto Black Start and Manual Black Start)- Mimic panel
Medium Voltage Switchgear
3 poleGE breakerGenerator management relay
Generator Control Panel
Gen-set controlMonitor and protection system
Electrical Room
Containerized, Weather proofSteel base with suitable openingsBase lifting points
Auxiliarie’s Transformer
Dry or oil typeTemperature minitor for protection
Air Compressors
Base mounted air compressor (Qty=2 optional)
Engine Room Ventilation
Fans (Qty=8)
Air Tank Receiver
Qty=2 optional
MBH4750DM
MBH4750DMContainer
Weather and sound proof
MCC Panel
Form 3 arc resistantType testedFixed type total coordination