APD-ULJ55 product details and specifications:

General Characteristics 

• Model Name: APD-ULJ55 

• Engine Make: John Deere 

• Engine Model: 4045TF280 

• Alternator Make: Stamford 

• Control Panel Make & Model: DSE 7320 MK II 

• Frequency & Speed: 60Hz, 1800rpm 

• Enclosure Make & Model: AKSA AUL 41/42 

Genset Rating 

• 480/277V, Standby 55kW, PF 0.8, 83A (UCI224E, Wnd-311) 

• 240/120V 1ph, Standby 45kW, PF 1, 187A (UCI224E, Wnd-311) 

• 208/120V, Standby 54kW, PF 0.8, 187A (UCI224E, Wnd-311) 

• 600/347V, Standby 52kW, PF 0.8, 63A (UCI224D, Wnd-17) 

• 240/120V, Standby 54kW, PF 0.8, 162.4A (UCI224E, Wnd-311) 

• 240/120V, Standby 54kW, PF 0.8, 165.4A (UCI224F, Wnd-311) 

Engine Data 

• Displacement & Cylinders: 4.5 L / 4 Cylinders 

• Engine Type: In-line, 4 Cycle 

• Engine Speed: 1800rpm 

• Engine Prime Power: 57kW 

• Engine Standby Power: 63kW 

• Aspiration: Turbocharged 

• Compression Ratio: 19.0 : 1 

• Bore / Stroke: 106 mm / 127 mm 

• Governor Type: Mechanical 

• Engine Crankcase Vent System: Open 

• Ratio, Air : Fuel: 24 : 1 

• BMEP, Standby Power: 1748 kPa 

• Friction Power: 13kW 

• Designed / Calibrated to Meet: EPA Tier 3 

Fuel System & Consumption 

• Combustion System: Direct Injection 

• Max Fuel Inlet Temp.: 176 °F 

• Total Fuel Flow: 117 lb/hr 

• Standby Power (110%): 4.59 gal/h 

• Standby Power (75%): 3.56 gal/h 

• Standby Power (50%): 2.47 gal/h 

• Standby Power (25%): 1.45 gal/h 

Electric System 

• System Voltage: 12V 

• Starter Rolling Current @32°F: 780 Amps 

• Battery Qty, Rating, CCA: 1 x 60Ah 

Cooling System 

• Radiator Cooling System Type: Closed Circuit 

• Radiator Ambient Temp: > 50 °C 

• Coolant Capacity, Engine Only: 9 quart 

• Max Top Tank Temp: 230 °F 

• Thermostat, Start – Fully Open: 180 – 202 °F 

Exhaust & Air Intake System 

• Exhaust Temperature: 1074 °F 

• Max Allowable Exhaust Restriction: 7.5 kPa 

• Exhaust Gas Flow: 679 ft³/min 

• Engine Air Flow: 187 ft³/min 

• Max Intake Air Restriction (Clean Element): 3.0 kPa 

• Air Filter Type: Dry Paper Element 

Lubrication System 

• Oil Pressure at Rated Speed: 320 kPa 

• Oil Pressure at Low Idle: 105 kPa 

• Max Oil Carryover in Blow-by: 0.002 lb/hr 

• Max Crankcase Pressure: 0.5 kPa 

Alternator Data 

• Manufacturer: Stamford 

• Standards: BS EN 60034 

• Control System: PMG 

• A.V.R.: MX341 

• Voltage Regulation: ± 1 % 

• Insulation System: Class H 

• Protection: IP23 

• Rated Power Factor: 0.8 

• Stator Winding: Double Layer Concentric 

• Winding Pitch: Two Thirds 

• Winding Leads: 12 

• Telephone Interference: THF < 2 % 

• Waveform Distortion: No Load < 1.5 % 

• Maximum Overspeed: 2250 rev/min 

Controller Data & Features 

• Manufacturer: DSE 

• Model: 7320 MK II 

• Microprocessor controlled, UL & NFPA110 Compatible 

• License free PC Software (Non-proprietary Software) 

• IP65 rating offers increased resistance to water ingress 

• Modules can be integrated to building management systems 

• Real time clock provides accurate event log 

• Four line back-lit LCD text display 

• Five key menu navigation, two wire start/stop at Auto mode 

• Front panel editing with PIN protection 

• Support up to three remote display modules 

• Configurable timers and alarms 

• Multiple date and timer scheduler 

• Integral PLC editor 

• 'Protections disabled' feature 

• Load switching (load shedding and dummy load outputs) 

• Fully configurable via DSE Configuration Suite PC Software 

• SCADA monitoring via DSE Configuration Suite PC Software 

Protection & Instrumentation 

• Gen. Voltage – under / over; Gen. Voltage (L-L/L-N) 

• Gen. Freq. – under / over; Gen. Frequency 

• Engine Speed – under / over; Engine speed 

• Engine Oil Pressure – low; Oil Pressure 

• Engine Temp – low / high; Water Temperature 

• Battery Voltage – low / high; Battery Voltage 

• Weak Battery; Run Time 

• Fail to Start / Stop; Phase Sequence 

• Charge Alternator Fail; Power monitoring (kWh/kVAh/kVArh) 

• Over Current & Load (kW/kVAr); Power (kWh/kVAh/kVArh) 

• Unbalanced Load; Power Factor 

• Independent Earth Fault; Generator Current 

• Reverse Power; Generator Load (%) 

• Loss of Speed Signal; Earth Current 

Battery Charger & Electrical System Data 

• Manufacturer: ComAp 

• Model: InteliCharger 

• Input Voltage: 85V ~ 264V AC 

• Output Voltage / Current: 13.8V Float / 4A pk 

Jacket Water Heater Data 

• Manufacturer: Hotstart 

• Model: TPS101GT10-000 

• Input Voltage: 120V 

• Power: 1000W 

Enclosure Features 

• Heavy Duty Steel / Aluminum Structure 

• E-Stop on Enclosure 

• Control Panel Eliminated from Engine Vibrations 

• Standard Sound Attenuation Foam 

• Plastic Covered Corrosion Resistant Locks & Hinges 

• Internally Mounted Exhaust System with Rain Cap 

• Coolant Fill Cap 

• Removable Base Frame Lifting Hooks 

• Oil & Coolant Drain Ports 

• Easy Access for Maintenance 

Dimensions & Weights 

• Open Skid: 92.1 in (L) x 43.3 in (W) x 53.5 in (H), Dry Weight 2150 lbs. 

• Level 1 Enclosure: 116.5 in (L) x 43.3 in (W) x 66.3 in (H), Dry Weight 3300 lbs., Sound Pressure 69 dB(A) @ 7m 

• Level 2 Enclosure: 116.5 in (L) x 43.3 in (W) x 82 in (H), Dry Weight 3650 lbs., Sound Pressure 65 dB(A) @ 7m 

• Fuel Tank 24hr (130gal): 130 x 43.3 x 12 in, Weight 1130 lbs. 

• Fuel Tank 48hr (260gal): 130 x 43.3 x 20 in, Weight 1420 lbs. 

• Fuel Tank 72hr (350gal): 130 x 43.3 x 26 in, Weight 1650 lbs. 

Codes & Standards 

• Designed and manufactured in a facility certified to ISO9001 standards 

• Designed and manufactured in a facility certified to ISO14001:2015 standards 

• AKSA Power Generation provides single source responsibility for the generator set & accessories 

• Prototype tested and production tested according to the UL test program 

• Meets NFPA70, 99, 110, 37 Level 1 when equipped with necessary accessories and installed per NFPA standards 

• UL2200 Certification 

• EPA – Certified for Emergency Stationary Applications 

Standard Features & Accessories 

• Heavy Duty Steel Base Frame 

• PMG w/MX341 AVR 

• Engine Jacket Water Heater 

• Battery and Battery Rack 

• Battery Charger 

• Anti Vibration Pads between Engine/Alternator & Base Frame 

• Critical Grade Silencer Inside Enclosure 

• Residential Grade Silencer Set for Open Skid Sets 

• Exhaust outlet rain cap and radiator fill cap 

• Sound Absorb Foam Material for Enclosure 

• Emergency Stop Button 

• Oil Drain Valve 

• Coolant Drain Valve 

• Jacket Water Heater Isolation Valves 

• Flex Fuel Lines 

• Air Filter Restriction Gauge 

• Engine Manifold Cover 

• Turbocharger Cover 

• Protection Covers for Rotating Parts 

• Exhaust Insulation Cover 

• Enclosure DC Light 

• Operations Manual 

• 24 Months / 2000 hours Limited Standby Warranty 

Optional Accessories 

• Main Line CB (3 / 4 Poles – 80% / 100% rated) 

• Upsize Alternator 

• Voltage Regulation ±0.5% w/MX321 AVR 

• Anti-condensation Heater 

• Sub Base Fuel Tank (UL142 / UL2085) 

• Fuel Level Display & Alarm on Controller 

• Low / High Fuel Alarms 

• Fuel Water Separator Filter 

• Auto Fuel Fill Control System 

• Oil Temperature Display on Controller 

• Manual Speed Adjust Rheostat 

• Manual Voltage Adjust Rheostat 

• Remote Annunciator Panel 

• Remote Control & Monitoring Panel 

• Advanced SMS Messaging 

• Control Panel Heater 

• Battery Disconnect Switch 

• Battery Heater 

• Battery Charger 10/20 Amp 

• Shunt Trip / Aux Contacts 

• Spring Anti-vibration Isolators 

• Automatic Transfer Panel (ATS) 

• 5 Years / 2000 hours Limited Comprehensive Warranty

product specifications:

product related documents:

APD-ULJ55.pdf