Kato Light Standby Power Systems Generator, Unit Model #D21OFRZ4, Unit Serial #89704 J-330861, Rating Continuous Standby Engine Model #NT85502, rpm 1800, 60 Hz, KW210, KVA 268.75, Phase 3, Wire 4/12, PF .8, Volts 277/480, Amps per Term 316, EXC Amps 1.51, Exc Volts 24.8, Temp Rise Nema Standard 0 Degree Centigrade.......................... ((((Manufactured by Cummins Engine Co. Inc. USA))))