Technical Data Sheet for AvK-Alternators FM 7.3-5 Date: 3/1/13 Customer: GENERIC DATASHEET only Project No.: AvK Reference: dig12i_4_6_416 Object data: Site: Prime Mover: Application: Stationary Power Plant Manufacturer: Generator data: Generator: Poles: 4 Standards: IEC 634 Rated power: 22 kva 176 kwe 1839 kwm Power factor:.8 Power at pf 1, 1778 kva 1778 kwe 1839 kwm Rated voltage: 4.16 kv Speed: 18 1/min Frequency: 6 Hz Voltage range / frequency range: Rated current: 35.3 A Zone A according IEC 634-1 (du = +/-5%, df = +/-2%) Winding pitch: ca. 5/6 Insulation class: Stator: Class F Rotor: Class F Temperature rise: F Ambient temperature: 4 C Environment: Standard environment Site altitude: 1 m Enclosure: IP23 Filter: Cooling: IC 1 - Open-circuit ventilation Coolant: Ambient Air Temperature Coolant: 4 C Temperature Air inlet generator: 4 C Cooling air vol.: 3. m³/s Cooling water quantity: n/a Moment of inertia (I): 59 kgm² Weight: 54 Kg Losses (environment): Losses (cooling): Wires: 4 terminals, starpoint connected in terminal box Operation mode: Single mode Regulators: Voltage regulator: DECS 1 79 KW n/a Electrical data: (acc. IEC) Efficiencies: 11% 1% 75% 5% 25% Power factor.8 95,49 95,7 95,6 94,7 91,5 Power factor.9 96,2 96,2 96 94,95 91,5 Power factor 1. 96,54 96,7 96,4 95,2 91,5 Reactances and time constants unsaturated saturated unsaturated saturated x d 2.5 2.25 p.u. x q 1.25 1.23 p.u. T d' 3 s T d''.25 s x d'.3.3 p.u. x q' 1.25 1.23 p.u. T d'.36 s T q'.3 s x d''.198.18 p.u. x q''.198.198 p.u. T d''.15 s T q''.18939 s x 2.28.189 p.u. x.59.54 p.u. T a.5 s T q'.3 s x 1s n.a..18 p.u. T q''.3 s Short circuit ratio saturated:.44 Z n 7.866 Ohm Short circuit data: Initial short circuit current (3-phase): I k'' 1696 A Max. peak current (3-phase): I S 4317 A Sustained short circuit current: I k 916 A Minimum 3 x rated current for max.1 s Initial short circuit torque: M k2 84.3 knm M k3 5.6 knm Max. faulty synchron moment: M f 181.2 knm Rated kva torque: M SN 11.67 knm Rated torque M N 9.34 knm Shaft torque MSh 9.76 knm Load application: max. load application: 11 kva(corresponds to 5 % from 22 kva) for Power factor.4 15% transient voltage drop Remarks: Power: 22 kva Power factor:.8 transient voltage drop: -23.1 %
Eta [%] Alternator : Rated output [kva] 22 Rated power factor:.8 Rated voltage [kv]: 4.16 Rated frequency [Hz] 6 Rated speed [rpm] 18 Wirkungsgrad-Kennlinie - Efficiency Curve 98. 97. 96. 95. 94. 93. 92. 91. PF=,8 PF=,9 PF=1 Load [% rated load] 9. 2 3 4 5 6 7 8 9 1 11 dig12i_4_6_416 Revision B Efficiency 5.2
Transient voltage drop / Transient voltage rise [%] Alternator : Rated output [kva] 22 Rated power factor:.8 Rated voltage [kv]: 4.16 Rated frequency [Hz] 6 Rated speed [rpm] 18 Transient Voltage rise or drop for sudden load removal or application 4 3 2 1 p.f.,8 p.f.,4 p.f.,1 p.f. 1-1 -2-3 -4 Sudden load removal / sudden load application in [%] of rated load depending from power factor -1-75 -5-25 25 5 75 1 125 dig12i_4_6_416 Revision B Voltage drop-rise 5.3
Mk/MSN in p.u. Alternator : Rated output [kva] 22 Rated power factor:.8 Rated voltage [kv]: 4.16 Rated frequency [Hz] 6 Rated speed [rpm] 18 MSN related to kva: 11.67 KNm 8 Kurzschlußmomenten-Verlauf 2-poliger KS Short circuit torque at 2-phase SC 6 4 2 1 1 19 28 37 46 55 64 73 82 91 1 19 118 127 136 145 154 163 172 181 19 199 28 217 226 235 244 253 262 271 28 289 298-2 -4-6 -8 t / ms dig12i_4_6_416 Revision B MK2 5.5
Kurzschlussstrom Ik3phasig / IN [p.u.] Short-circuit current Ik3phase / IN [ p.u. ] Nenndaten / nominal data Leistung S N : 22 kva cos j:.8 Rating p.f. Spannung U N : 4.16 kv Strom I N : 35 A Voltage Current Frequenz f: 6 Hz Drehzahl n: 1,8 min -1 Frequency Speed Schutzart IP23 Protection Stosskurzschluss-Strom, 3-phasig, asymmetrisch / Sudden short circuit current, 3-phase, asymmetrical 14. 12. 1. 8. 6. 4. 2.. -2. -4..1.2.3.4.5 Zeit [sec.] Time Notizen / remarks: Maximum asymmetric peak value I speak = 3911 A or 12.81 p.u. Alle Angaben gemäß VDE 53, IEC6 34 All data according VDE 53, IEC6 34 dig12i_4_6_416 Revision B IKasym3-5.7
Strom I 1 /I N [p.u.] Current Nenndaten / nominal data Leistung S N : 22 kva cos j:.8 Rating p.f. Spannung U N : 4.16 kv Strom I N : 35 A Voltage Current Frequenz f: 6 Hz Drehzahl n: 18 min -1 Frequency Speed Schutzart IP23 Protection 5. Überlast Kennlinie Overload capability 4.5 4. 3.5 3. 2.5 2. 1.5 1..5. 1 1 1 1 Zeit [s] 1 Time Notizen / remarks: Strom / Zeit Kriterien: ( I / I N ) 2 *t =45s Current/time characteristics: 1,5*I N for 3 s 1,1*I N for 1 h in 6h Alle Angaben gemäß VDE 53, IEC6 34 All data according VDE 53, IEC6 34 dig12i_4_6_416 Revision B Overload 5.8
Inverse current I2/IN [pu] Invers-Strom Nenndaten / nominal data Rating S N : 22 kva p.f..8 Bemessungsleistung Leistungsfaktor cos j: Nominal voltage U N : 4.16 kv Nominal current I N : 35 A Bemessungsspannung Bemessungsstrom Frequency f N : 6 Hz Speed n: 18 min -1 Frequenz Protection: Schutzart 3 IP23 Drehzahl Inverse current or unbalanced negative sequence current 2.5 Failure operation / im Fehlerfall (I 2 /I N ) 2 x t = 2 IEC634-1 (I 2 /IN) 2 x t = 4 NEMA MG1 Continuous operation / im Dauerbetrieb I 2 /I N =,8 IEC634-1 I 2 /IN =,1 NEMA MG1 2 1.5 1.5 1 1 1 1, 1, Time [s] Zeit Remarks / Notizen: All data according IEC 634-1, NEMA MG1 dig12i_4_6_416 Revision B Inverse current 5.9
Real power P [p.u] TYPE Technische Daten selbstregelnden Drehstrom-Synchrongenerator technical data for self regulating three phase alternator Projekt: Order Nr.: Capability (P-Q) Diagram 1.2 1.1 1.9.8.7.6.5.4.3.2.1-1.2-1.1-1 -.9 -.8 -.7 -.6 -.5 -.4 -.3 -.2 -.1.1.2.3.4.5.6.7.8.9 1 1.1 1.2 Underexcited Reactive power Q [p.u] Overexcited Underexcited Overexcited Rotor thermal Limit Stability Limit Prime Mover Limit excitation circle cos phi =,95 cos phi =,9 cos phi =,8 cos phi =,7 cos phi =,6 cos phi =,4 cos phi =,2 cos phi =,1 Cummins Generator Technologies Datum / date : 9/1/213 dig12i_4_6_416 Revision B PQ-Diagramm
Stator current I s /I N [p.u.] TYPE Projekt: Technische Daten selbstregelnden Drehstrom-Synchrongenerator technical data for self regulating three phase alternator Order Nr.: 1.3 1.2 V-Curve 1.1 1.9.8.7.6.5.4.3.2.1.4.5.6.7.8.9 1 1.1 1.2 1.3 1.4 1.5 1.6 1.7 1.8 1.9 2 Underexcited Excitation current I f /I f [p.u.] Overexcited Pn,75 Pn,5 Pn,25 Pn cos phi = cos phi =1 Stator winding thermal Limit Stable Limit Excitation winding thermal Limit cos phi =,8 cos phi =,9 Cummins Generator Technologies Datum / date : 9/1/213 dig12i_4_6_416 Revision B V-Curve