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1 OF 2 <br />ALTERNATOR DATA SHEET <br />K0130124Y21 <br />Part No. 0182610SSD <br />Rev. G 03/16/20 60Hz ALTERNATOR DATAGeneral Characteristics <br />Voltages (V)208/240 and 480 Number of Leads 12 <br />Frequency (Hz)60 Winding Type Reconnectable <br />Phases (Ø)3 Air Flow (CFM)483 <br />Speed (RPM)1,800 Total Harmonic Distortion (%)<5 <br />Excitation System PMG/Brushless Largest Single Harmonic Value (%)<3.5 <br />Insulation Class H Telephone Interference Factor (TIF)<50 <br />Winding Pitch 2/3 Reference Part Number 0J1385F01R, 0L4175V01R, <br />0J1385E01R, 0L4175E01R <br />Ratings at 0.8PF Based on 40 °C Ambient <br />Voltage (V)80 °C Rise 105 °C Rise 120 °C Rise 150 °C Rise <br />kW kVA kW kVA kW kVA kW kVA <br />208/240 99 124 119 149 130 162 140 175 <br />480 99 124 119 149 130 162 140 175 <br />Base Data at 480V, 162 kVA, 1,800 RPM, 60 Hz, 3Ø <br />Description Value <br />Stator Resistance, Line to Line, High Wye <br />Connection (Ω)0.0250 <br />Rotor Resistance (Ω)2.2000 <br />Exciter Stator Resistance - PMG/Brushless (Ω)5.5000/6.0000 <br />Exciter Rotor Resistance - PMG/Brushless (Ω)0.5155/0.4565 <br />Excitation Winding Resistance - PMG/Brushless (Ω)1.3334/0.5042 <br />Xd, Direct Axis Synchronous Reactance (p.u.)2.630 <br />X2, Negative Sequence Reactance (p.u.)0.230 <br />X0, Zero Sequence Reactance (p.u.)0.030 <br />X’d, Direct Axis Transient Reactance (p.u.)0.180 <br />X”d, Direct Axis Subtransient Reactance (p.u.)0.140 <br />Xq, Quadrature Axis Synchronous Reactance (p.u.)1.150 <br />T’d, Direct Axis Transient Short Circuit Time <br />Constant (s)0.054 <br />Description Value <br />T”d, Direct Axis Subtransient Short Circuit Time <br />Constant (s)0.008 <br />T’do, Direct Axis Transient Open Circuit Time <br />Constant (s)1.235 <br />Ta, Short Circuit Time Constant of Armature <br />Winding (s)0.018 <br />Phase Sequence CCW-NDE T1, T2, T3 <br />Voltage Balance, L-L or L-N (%)2.5 <br />Deviation Factor (%)7 <br />High Wye Connection, Sustained 3Ø Short Circuit <br />Current (%) - PMG Only 300 <br />X/R 7 <br />Short Circuit Ratio 0.46 <br />Heat Rejection (BTU/hr) - 100% Rated Load, 480V, <br />0.8PF, 120 °C Temperature Rise 59,916 <br />Reference: Mil-STD-705B <br />All Ratings are Nominal <br />Docusign Envelope ID: 2F58BEE5-DDBE-42EB-8DFA-5E2508488B04