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NL944D3 Specification Sheet

NL944D3 Specification Sheet
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NL944D3 Specifications and Dimensions Dimensional Drawing 60 Hz, 1800 RPM, 3 Ph, 0.8 PF, 120/208V, 97A, opt.1 Ph: 240V,117A 24 kW 50 Hz, 1500 RPM, 3 Ph, 0.8 PF, 220/380 V, 46A, opt. 1 Ph: 220V, 109A Optional Single Phase with 1.0 PF Voltage regulation ±1% Type Displacement Bore/Stroke HP @ RPM Vertical inline 4 cylinder diesel 203 cubic in (3.33 ltr) 3.70/4.72 in (94/120 mm) 46 @ 1800 Exhaust outlet Fuel inlet and return Approximate dry weight Installation Data & Weight NL944D3 Overall Dimensions L x W x H: 64.8 x 25.6 x 35.7 inch (1647 x 650 x 909 mm) Dimensions given in inches (mm). Dimensions subject to change without notice. Contact dealer or visit www.northern-lights.com for most current installation drawings. 1. Deratings: 3% per 1000 ft. over 500 feet above sea level. 1.5% for every 10° over 77°F 2. Actual fuel consumption will vary depending on operating conditions. NL944D3 Features and Benefits Engine Block • Lugger four cycle, 4 cylinder, liquid cooled, naturally aspirated, overhead valve industrial duty diesel engine block. • 2 valves per cylinder. • Double wall oil pan. • Crankshaft is induction hardened, forged carbon steel; stronger than cast iron. • Helical cut and ground carbon steel timing gears reduce noise. DC Electrical System • 12 volt starter and battery charging alternator with regulator. • DC system uses reliable relays instead of unrepairable printed circuit boards. • Standard panel: unit mounted S-1B has hour meter, shutdown bypass, stopstart switch and preheat switch. • Expandable to six panels, 110 ft from set. • Low oil pressure, high coolant temp shutdowns are standard. • Cross flow head for efficient breathing. • Liquid cooled with radiator and pusher cooling fan. Radiator shroud and fan hand guard. • Direct coupled, 4-pole, revolving field generator with Class H insulation and pre-lubricated, double sealed bearing. Brushless design is maintenance free. 12 lead-3 phase standard. Cooling System Fuel System • Indirect Injection with glow plugs. • Bosch-type in-line injection pump with 5% mechanical governor for close AC output frequency control. • Pintle type injectors. • Conservative heat rise rating of 95°F / 50°C, ideal for tropical applications and continuous operation. • Automatic Voltage Regulator (AVR) gives quick +/-1% RMS no load to full load voltage regulation. • High air flow from cast aluminum fan keeps generator running cool. • Terminal strip in j-box for easy voltage changes and connection to AC distribution system. • Mechanical fuel lift pump with hand primer. • Large spin-on fuel filter. Special Equipment • Flexible fuel lines routed to base. • Steel base frame provides rigid support and makes installation easy. • Stop solenoid controls fuel rack, not throttle, for fast engine shutdowns. • Vibration mounts isolate engine vibration for smooth, quiet operation. • Meets US EPA interim Tier IV emission requirements. • Large air cleaner with replaceable filter element. Lubrication System • Long life, Imron® enamel finish for excellent service visibility. • Operator’s and parts manuals standard Optionally available on CD-ROM. • Each set is test run with load. • Industry-best, transferrable warranty. • Full flow, spin-on oil filter with bypass. www.northern-lights.com Dealer Northern Lights, Inc. • 4420 14th Ave. NW., • Seattle WA 98107 Tel: 206-789-3880 • 1-800-762-0165 • Fax: 206-782-5455 Information and dimensions subject to change without notice. Northern Lights and Lugger are registered trademarks of Northern Lights, Inc. © 2013 All rights reserved. Litho USA. S124 6/13

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