741 frame, 4 pole synchronous AC generator

Part#: 741RSS4284

Catalog#: 741RSS4284

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Key Features

Ideal for prime power and standby applications in mission-critical applications - airports, distributed power, hospitals, data centers, microgrids
2/3 pitch and full damper winding for minimized harmonic distortion under wide range of load conditions
Random wound with multiple dip & bake insulation system
Large, end-mounted conduit box is standard with 4 and 7 bus bar designs standard on many models
Designed for easy paralleling with utilities or other generators
Features Marathon’s exclusive Unirotor construction, meaning that the main rotating field consists of a single diecast unit
Heavy-duty shielded bearings
PMG excitation system standard with PM500 or DVR2400 – to isolate the voltage regulator’s power from load-induced distortion
Fully UL® listed, CSA® certified, and carries the CE® mark
Optional form wound designs w/ VPI insulation systems

Specifications

Frequency	Frequency: 60 Hz	Terminations	Terminations: Bus bars
Speed	Speed: 1800 r/min	Leads	Leads: 4
Phase	Phase: Three	Regulator	Regulator: DVR2400
Insulation	Insulation: Class H	Winding	Winding: Random Wound
PMG	PMG: Standard	Bearing	Bearing: Single, Double, Close-Coupled

Efficiency

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