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Commercial generator set Standard DieselTM Series SD 7.5 60 Hz/6.0 50 Hz

Commercial generator set Standard DieselTM Series SD 7.5 60 Hz/6.0 50 Hz

Commercial generator set Standard DieselTM Series SD 7.5 60 Hz/6.0 50 Hz

Product catalog summary
Overview: The document provides detailed specifications and features of the Cummins Onan Standard Diesel Series commercial generator set, specifically the SD 7.5 60 Hz/6.0 50 Hz models.
Features and Benefits: The generator set offers smooth operation with a focalized mounting system and 4-point vibration isolation. It includes glow plugs for reliable starting in all weather conditions and offers installation flexibility with a remountable exhaust elbow and DC control. The cross-flow radiator enhances cooling efficiency, and the controls are water-resistant. It also features low harmonic distortion suitable for SCR loads.
Specifications: The generator weighs 490 lb (223 kg) and varies slightly in size between the 60 Hz and 50 Hz models. Sound levels are 76 dB(A) at 10 ft for the 60 Hz model and 75 dB(A) for the 50 Hz model. The models operate at 1800 r/min for 60 Hz and 1500 r/min for 50 Hz, with power ratings applicable up to 500 ft altitude and 104°F ambient temperature.
Models and Ratings: Various models are available with different fan types, voltage, and phase configurations. All models are designed for intermittent power output, with specific adjustments for altitude and temperature changes.
Engine and Alternator Details: The generator is powered by a Kubota D1105 3-cylinder diesel engine with a 24:1 compression ratio. It includes a brush type AC alternator with a Class F insulation system and electronic voltage regulation.
Control and Operation: The generator set includes unit-mounted, drip-proof, vibration-isolated consoles with DC and AC controls. It features a start/stop/preheat switch, manual reset fault relay, and an hour meter. Voltage and frequency regulation are maintained within ±2.5% at no load/full load and ±1% at constant load.
Options and Accessories: Available accessories include a USDA Forest Service approved spark arrestor muffler, exhaust resonator, remote gauge packages, and various remote control panels and harnesses.
Standards and Testing: The generator set is tested under extreme conditions and meets U.S. EPA Tier IV standards. It is manufactured in ISO 9001 certified facilities and certain models are CSA certified.
Warranty and Support: The Cummins Onan limited warranty covers most aspects except routine maintenance for two years or 2,000 hours. The generator is supported by a comprehensive distributor/dealer network offering parts, accessories, and manuals.
Safety Warnings: The document includes warnings against back feeding to utility systems and using the generator on boats due to risks of electrocution, fire, explosion, and carbon monoxide poisoning.
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Catalog excerpts

Commercial generator set Standard DieselTM Series SD 7.5 60 Hz/6.0 50 Hz-1

Commercial generator set Standard DieselTM Series SD 7.5 60 Hz/6.0 50 Hz Weight, size and sound level Smooth operation - focalized mounting system with 4-point vibration isolation Glow plugs for reliable all-weather starting Installation flexibility with remountable 90° exhaust elbow, remountable DC control and multiple oil fill/check points Cross-flow radiator for increased cooling efficiency Water resistant controls Low harmonic distortion for SCR loads Size: - 60 Hz - Length 37.3 in (947 mm), width 21.0 in (535 mm), height 23.9 in (607 mm) - 50 Hz - Length 38.27 in (972 mm), width 21.0 in (535 mm), height 23.9 in (607 mm) Sound: - 60 Hz - 76 dB(A) at 10 ft (3 m), 63 dB(A) at 50 ft (15 m) before installation, full load - 50 Hz - 75 dB(A) at 10 ft (3 m), 61 dB(A) at 50 ft (15 m) before installation, full load Models and ratings Model Circuit breaker Pusher Suction Suction Pusher Pusher Pusher Pusher Suction Suction Pusher - All 60 Hz models operate at 1800 r/min. All 50 Hz models operate at 1500 r/min. - Ratings apply up to 500 ft (152.4 m) altitude, 104° F (40° C) ambient** with No. 2 diesel fuel. - Maximum power decreases 3.5% for each 1000 ft (305 m) above 500 ft (153 m) and 1% for each 10° F (5.5° C) increase in ambient** temperature above 85° F (29° C). - Ratings are at intermittent power output. * Three-phase models are 12-lead reconnectable for a broad range of voltage applications. ** Ambient is defined as the air temperature measured at the cooling air inlet to the set. # With export packaging. Cummins®, Onan®, the "C" logo, Performance you rely on.TM and Standard DieselTM are servicemarks, trademarks and/or registered trademarks of Cummins Inc. Racor® is a registered trademark of Parker Hannifin Corp. Specifications are subject to change without notice ©2011 Cummins Power Generation. All Rights Rese

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Commercial generator set Standard DieselTM Series SD 7.5 60 Hz/6.0 50 Hz-2

Standard features Engine details  3-cylinder diesel engine  Brush type AC alternator  Focalized mounting system with 4-point vibration Model: Kubota D1105 Design: 4-cycle, liquid-cooled diesel engine Cylinders: 3, inline vertical Bore: 3.07 in (78.0 mm) Stroke: 3.09 in (78.4 mm) Displacement: 68.53 in3 (1124 cm3) Compression ratio: 24:1 Lube oil capacity: 5.39 qt (5.1 L) Power (max): At 1800 r/min: 17.1 hp Cooling system capacity: 1.25 Gal (4.73 L) Starting system: Remote, 12 V, 1.2 kW starter Fuel injection pump: Bosch K mini Fuel pump: Electric Combustion chamber: Spherical isolators Cross-flow...

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Commercial generator set Standard DieselTM Series SD 7.5 60 Hz/6.0 50 Hz-3

Basic dimensions FAN OPTIONS AIRFLOW DIRECTION PUSHER -------> SUCKER <------- Note: This outline drawing is provided for general reference only and is not intended for design or installation. For more information see Operation and Installation manuals or obtain drawing 500-3288 and wiring diagram from your distributor/dealer. Options and accessories  USDA Forest Service approved spark arrestor muffler   (P/N 155-2068) Exhaust resonator (P/N 155-2653) Remote gauge package with start/stop/preheat switch, DC voltage meter, water temperature gauge, running time meter (P/N 300-5026) DC gauge package...

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Commercial generator set Standard DieselTM Series SD 7.5 60 Hz/6.0 50 Hz-4

After sale support ° - Tested at extremes of temperature -20 F (-29 C) to 120° F (49° C) for starting and operation - Tested with commercial loads - Tested in high humidity conditions - Tested in salt spray conditions - Tested in heavy airborne dust conditions - Field test program - This product meets U.S. EPA Tier IV - This generator set was designed and manufactured in facilities certified to ISO 9001 - 60 Hz 120/240V models certified for CSA C22.2 Std. 100 and Std. 14 Warranty policy The Cummins Onan limited warranty covers virtually everything except routine maintenance for the first two...

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