LSA 46.2 18 to 31 kva - Hz / 228 to 381 kva - 6 Hz Electrical and mechanical data
LSA 46.2-18 to 31 kva - Hz / 228 to 381 kva - 6 Hz Specially adapted to applications The LSA 46.2 alternator is designed to be suitable for typical generator applications, such as: backup, marine applications, rental, telecommunications, etc. Compliant with international standards The LSA 46.2 alternator conforms to the main international standards and regulations: - IEC 634, NEMA MG 1.32-33, ISO 828-3, CSA / UL 1446 (UL 4 on request), marine regulations, etc. It can be integrated into a CE marked generator. The LSA 46.2 is designed, manufactured and marketed in an ISO 91 and ISO 141 environment. Top of the range electrical performance Class H insulation. Standard 12-wire re-connectable winding, 2/3 pitch, type no. 6. Voltage range Hz: 22 V - 24 V and 38 V - 41 V (44 V). Voltage range 6 Hz: 28 V - 24 V and 38 V - 48 V. High efficiency and motor starting capacity. Other voltages are possible with optional adapted windings: - Hz: 44 V (no. 7), V (no. 9), V (no. 22), 6 V (no. 23), 69 V (no. or 2). - 6 Hz: 38 V and 416 V (no. 8), 6 V (no. 9). R 791 interference suppression conforming to standard EN 11 group 1 class B standard for European zone (CE marking). Excitation and regulation system suited to the application Volage regulator Excitation system SHUNT AREP PMG Current transformer for paralleling Mains paralleling Regulation options 3-phase sensing 3-phase sensing for mains paralleling unbalanced Remote voltage potentiometer R2 Std - - - - - - R4 Option Std Std C.T. R726 R731 R734 DC Option Option Option C.T. included included contact factory : possible mounting Protection system suited to the environment The LSA 46.2 is IP 23. Standard winding protection for clean environments with relative humidity 9 %, including indoor marine environments. Options : - Filters on air inlet : derating %. - Filters on air inlet and air outlet (IP 44) : derating %. - Winding protections for harsh environments and relative humidity greater than 9%. - Space heaters. - Thermal protection for winding and shields. Reinforced mechanical structure using finite element modelling Compact and rigid assembly to better withstand generator vibrations. Steel frame. Cast iron flanges and shields. Twin-bearing and single-bearing versions designed to be suitable for engines on the market. Half-key balancing. Sealed for life ball bearings, regreasable bearings (optional). Accessible terminal box proportioned for optional equipment Easy access to the voltage regulator and to the connections. Possible inclusion of accessories for paralleling, protection and measurement. 12-way terminal block for voltage reconnection. 2 Electric Power Generation
LSA 46.2-18 to 31 kva - Hz / 228 to 381 kva - 6 Hz General characteristics Insulation class H Excitation system SHUNT AREP or PMG Winding pitch 2/3 (N 6) AVR type R 2 R 4 Number of wires 12 Voltage regulation (*) ±. % ±. % Protection IP 23 Short-circuit current - 3% (3 IN) : s Altitude m Totale Harmonic distortion THD (**) no load < 2.% - on load < 2.% Overspeed 22 min -1 Waveform: NEMA = TIF (**) < Air flow.43 m 3 /s (Hz) /.1 (6Hz) (*) Steady state. (**) Total harmonic distortion between phases, no-load or on-load (non-distorting) Ratings Hz - 1 R.P.M. kva / kw - P.F. =.8 Duty/T C Continuous duty/4 C Continuous duty/4 C Stand-by/4 C Stand-by/27 C Class/T K H/12 K F/ K H/1 K H/163 K Phase 3 ph. 1 ph. 3 ph. 1 ph. 3 ph. 1 ph. 3 ph. 1 ph. Y 38V 4V 41V 44V 38V 4V 41V 44V 38V 4V 41V 44V 38V 4V 41V 44V 22V 23V 24V 23V 22V 23V 24V 23V 22V 23V 24V 23V 22V 23V 24V 23V YY 22V 22V 22V 22V 46.2 kva 18 18 18 16 4 168 168 168 146 97 19 19 19 17 1 23 23 23 18 114 kw 144 144 144 128 83 134 134 134 116 78 16 16 16 14 162 162 162 144 91 46.2 M kva 2 2 2 17 116 184 184 184 16 8 214 214 214 19 123 223 223 223 2 127 kw 16 16 16 14 93 147 147 147 128 86 171 171 171 12 98 178 178 178 16 2 46.2 kva 2 2 24 2 141 217 217 217 19 131 24 26 24 22 1 266 27 266 237 16 kw 2 2 1 164 113 174 174 174 12 23 28 23 18 12 213 22 213 19 12 46.2 kva 28 28 28 21 14 2 2 2 19 142 29 29 29 24 16 3 3 3 2 17 kw 224 224 224 172 123 2 2 2 16 114 232 232 232 1 132 24 24 24 2 136 46.2 kva 31 31 3 26 187 276 276 26 23 17 327 327 3 28 2 341 341 32 3 28 kw 22 22 24 28 1 221 221 28 184 136 262 262 248 228 16 273 273 26 24 166 Ratings 6 Hz - 18 R.P.M. kva / kw - P.F. =.8 Duty/T C Continuous duty/4 C Continuous duty/4 C Stand-by/4 C Stand-by/27 C Class/T K H/12 K F/ K H/1 K H/163 K Phase 3 ph. 1 ph. 3 ph. 1 ph. 3 ph. 1 ph. 3 ph. 1 ph. Y 38V 416V 44V 48V 38V 416V 44V 48V 38V 416V 44V 48V 38V 416V 44V 48V 22V 24V 24V 22V 24V 24V 22V 24V 24V 22V 24V 24V YY 28V 22V 24V 28V 22V 24V 28V 22V 24V 28V 22V 24V 46.2 kva 1 2 22 228 128 177 189 198 2 119 23 219 228 244 136 211 22 237 2 141 kw 14 164 176 182 2 142 11 18 168 9 162 17 182 19 9 169 18 19 24 113 46.2 M kva 2 219 23 2 136 19 23 211 22 126 219 23 24 262 14 227 242 22 273 11 kw 164 17 184 2 9 12 162 169 18 1 17 1 196 2 116 182 1 22 218 121 46.2 kva 27 276 289 3 173 239 2 26 278 16 276 29 38 324 184 28 34 317 337 1 kw 26 221 231 24 138 191 24 212 222 128 221 236 246 29 147 228 243 24 27 14 46.2 kva 296 316 328 344 197 273 291 32 32 182 313 338 31 37 29 326 348 366 37 22 kw 237 23 262 27 18 218 233 242 242 146 2 27 281 286 167 261 278 293 3 176 46.2 kva 333 37 372 381 22 39 329 341 347 2 39 383 397 412 23 37 399 41 429 243 kw 266 286 298 3 176 247 263 273 278 16 287 36 318 33 1 296 319 332 343 1 Electric Power Generation 3
LSA 46.2-18 to 31 kva - Hz / 228 to 381 kva - 6 Hz Efficiencies 4 V - Hz (P.F.: 1) (P.F.:.8) LSA 46.2.6.6 P.F. : 1.9..8. 91.7 9 9.8 P.F. :.8 91.3 9.2 91.2.9 LSA 46.2 9.3 9.4 9.2 93. 93. P.F. : 1 93 P.F. :.8.7 2 4 6 8 12 14 16 18 2 22kVA LSA 46.2 M 9 P.F. : 1 9.8 93.2.3 91.2 9.2.8 P.F. :.8 93.3 4 8 12 16 2 24 28 32kVA LSA 46.2 9.7 9 9.7 9.2 93.9.1.4 91.6 P.F. : 1 9.7 93.7 P.F. :.8 93. 2 4 6 8 12 14 16 18 2 22kVA 4 8 12 16 2 24 28 32 36kVA 9. 91.4 LSA 46.2 9 P.F. : 1.9 9.2.8 93.3 93.1.4 P.F. :.8 4 8 12 16 2 24 28kVA Reactances (%). Time constants (ms) - Class H / 4 V M Kcc Short-circuit ratio.44.4.41.48. Xd Direct-axis synchro. reactance unsaturated 312 31 327 2 273 Xq Quadrature-axis synchro. reactance unsaturated 187 18 196 176 164 T do No-load transient time constant 1971 242 2 217 223 X d Direct-axis transient reactance saturated 1.8 14.7 1. 13. 12.1 T d Short-circuit transient time constant X d Direct-axis subtransient reactance saturated 9. 8.8 9.3 8.1 7.2 T d Subtransient time constant X q Quadrature-axis subtransient reactance saturated 11.8.9 11. 8.9 Xo Zero sequence reactance unsaturated..8.7.7. X2 Negative sequence reactance saturated.6 9.9.4 9.1 8.1 Ta Armature time constant 1 1 1 1 1 Other class H/4 V data io (A) No-load excitation current (SHUNT/AREP or PMG) 1 1 1 1.1 1 ic (A) On-load excitation current (SHUNT/AREP or PMG) 3.9 3.7 4 3.9 3.4 uc (V) On-load excitation voltage (SHUNT/AREP or PMG) 33 32 34 33 33 ms Response time ( U = 2% transient) kva Start ( U = 2% cont. or % trans.) SHUNT 34 397 462 38 6 kva Start ( U = 2% cont. or % trans.) AREP 371 434 4 83 76 % Transient U (on-load 4/4) SHUNT - P.F.:.8 LAG 16.2 1.4 1.9 14.6 12.9 % Transient U (on-load 4/4) AREP - P.F.:.8 LAG 14.3 13.7 14.1 13 11.4 W No-load losses 28 34 369 434 48 W Heat dissipation 129 1318 164 168 1673 4 Electric Power Generation
LSA 46.2-18 to 31 kva - Hz / 228 to 381 kva - 6 Hz Transient voltage variation 4V - Hz Load application (SHUNT excitation) Load application (AREP or PMG excitation) 2 % M 2 % 2 1 2 1 M 1 2 2 3 3 kva 1 2 2 3 3 kva kva at φ.8 power factor kva at φ.8 power factor Load rejection (SHUNT excitation) Load rejection (AREP or PMG excitation) 2% M 2% M % Voltage rise 2 1 % Voltage rise 2 1 1 2 2 3 3 kva 1 2 2 3 3 kva kva at φ.8 power factor kva at φ.8 power factor Motor starting (SHUNT excitation) Motor starting (AREP or PMG excitation) 3% M 3% M 2 2 1 12% 2 2 1 2 3 4 6 7 8kVA 229 kva at φ.6 power factor locked rotor 2 3 4 6 7 8 9kVA kva at φ.6 power factor locked rotor 1) For a starting P.F. other than.6, the starting kva must be multiplied by K = Sine P.F. /.8 Calculation example for a different P.F. other than.6: Starter motor kva calculated at.4 P.F. = 2 kva Sin P.F..4 =.916 K = 1.14 kva corrected = 229 kva Voltage dip corresponding to = 12%. 2) For voltages other than 4V (Y), 23V (D) at Hz, then kva must be multiplied by (4/U) 2 or (23/U) 2. Electric Power Generation
LSA 46.2-18 to 31 kva - Hz / 228 to 381 kva - 6 Hz Efficiencies 48 V - 6 Hz (P.F.: 1) (P.F.:.8) 9 91.1 9.2.6 LSA 46.2.7 P.F. : 1.8.6.7.1 P.F. :.8 91.7 9 91 9.2.4 93.2 LSA 46.2 9.2 93.6 9.3 P.F. : 1 9.2 93.3 P.F. :.8 93 4 8 12 16 2 24 28kVA LSA 46.2 M 9 P.F. : 1 9.4.9.7 P.F. :.8 93 93.2.4 6 14 18 22 26 3 34 38kVA LSA 46.2 9.7 P.F. : 1 9..6.1 93.6 9.6 93.9 P.F. :.8 93.8 9 91.3 9.3 9 91.2 9. 4 8 12 16 2 24 28kVA LSA 46.2 9 P.F. : 1 9.9.3 93 93.2.8 P.F. :.8. 91.1 9 9.2 6 14 18 22 26 3 34 38 42kVA 6 14 18 22 26 3 34kVA Reactances (%). Time constants (ms) - Class H / 48 V M Kcc Short-circuit ratio.41.43.41.47. Xd Direct-axis synchro. reactance unsaturated 329 314 327 3 27 Xq Quadrature-axis synchro. reactance unsaturated 197 1 196 18 16 T do No-load transient time constant 1971 242 2 217 223 X d Direct-axis transient reactance saturated 16.7 1.3 1. 13.8 12.2 T d Short-circuit transient time constant X d Direct-axis subtransient reactance saturated 9.2 9.3 8.2 7.3 T d Subtransient time constant X q Quadrature-axis subtransient reactance saturated 12.4 11.4 11..2 9 Xo Zero sequence reactance unsaturated...6.4.4 X2 Negative sequence reactance saturated 11.2.3.4 9.3 8.2 Ta Armature time constant 1 1 1 1 1 Other class H/48 V data io (A) No-load excitation current (SHUNT/AREP or PMG) 1 1 1 1.1 1 ic (A) On-load excitation current (SHUNT/AREP or PMG) 4 3.8 3.9 3.8 3.4 uc (V) On-load excitation voltage (SHUNT/AREP or PMG) 34 32 33 33 33 ms Response time ( U = 2% transient) kva Start ( U = 2% cont. or % trans.) SHUNT 42 496 7 673 867 kva Start ( U = 2% cont. or % trans.) AREP 461 4 629 732 93 % Transient U (on-load 4/4) SHUNT - P.F.:.8 LAG 16.7 1.8 1.9 14.8 13 % Transient U (on-load 4/4) AREP - P.F.:.8 LAG 14.8 14.1 14.1 13.1 11. W No-load losses 418 4 3 643 79 W Heat dissipation 17 168 18 1969 19 6 Electric Power Generation
LSA 46.2-18 to 31 kva - Hz / 228 to 381 kva - 6 Hz Transient voltage variation 48V - 6 Hz Load application (SHUNT excitation) Load application (AREP or PMG excitation) 2 % 2 M 2 % 2 M 1 1 1 2 2 3 3 4 kva 1 2 2 3 3 4 kva kva at φ.8 power factor kva at φ.8 power factor Load rejection (SHUNT excitation) Load rejection (AREP or PMG excitation) 2% M 2% M 2 2 % Voltage rise 1 % Voltage rise 1 1 2 2 3 3 4 kva kva at φ.8 power factor 1 2 2 3 3 4 kva kva at φ.8 power factor Motor starting (SHUNT excitation) Motor starting (AREP or PMG excitation) 3% M 3% M 2 2 2 1 % 2 1 2 3 4 6 7 8 9 kva 229 kva at φ.6 power factor locked rotor 2 3 4 6 7 8 9 1kVA kva at φ.6 power factor locked rotor 1) For a starting P.F. other than.6, the starting kva must be multiplied by K = Sine P.F. /.8 Calculation example for a different P.F. other than.6: Starter motor kva calculated at.4 P.F. = 2 kva Sin P.F..4 =.916 K = 1.14 kva corrected = 229 kva Voltage dip corresponding to = %. 2) For voltages other than 48V (Y), 277V (D), 24V (YY) at 6 Hz, then kva must be multiplied by (48/U) 2 or (277/U) 2 or (24/U) 2. Electric Power Generation 7
LSA 46.2-18 to 31 kva - Hz / 228 to 381 kva - 6 Hz 3-phase short-circuit curves at no load and rated speed (star connection Y) LSA 46.2 Symmetrical Asymmetrical Current (A) AREP or PMG SHUNT 1 time (ms) LSA 46.2 M Symmetrical Asymmetrical Current (A) AREP or PMG SHUNT 1 time (ms) LSA 46.2 Symmetrical Asymmetrical Current (A) AREP or PMG SHUNT 1 time (ms) Influence due to connection Curves shown are for star (Y) connection. For other connections, use the following multiplication factors: - Series delta : current value x 1.732 - Parallel star : current value x 2 8 Electric Power Generation
LSA 46.2-18 to 31 kva - Hz / 228 to 381 kva - 6 Hz 3-phase short-circuit curves at no load and rated speed (star connection Y) LSA 46.2 AREP or PMG Symmetrical Asymmetrical Current (A) SHUNT 1 time (ms) LSA 46.2 AREP or PMG Symmetrical Asymmetrical Current (A) SHUNT 1 time (ms) Influence due to short-circuit Curves are based on a three-phase short-circuit. For other types of short-circuit, use the following multiplication factors. 3-phase 2-phase L/L 1-phase L/N Instantaneous (max.) 1.87 1.3 Continuous 1 1. 2.2 Maximum duration (AREP/PMG) sec. sec. 2 sec. Electric Power Generation 9
LSA 46.2-18 to 31 kva - Hz / 228 to 381 kva - 6 Hz Single bearing dimensions AH 13 Xg CF L LB 66 33 Access to terminals Access to regulator Standard cable output 68 1 Optional cable output PMG optional 48 Ø P -,127 Ø N -, -, Ø BX Ø 12 77 Ø 23 S DIA. Qty 12 as shown on Ø M Ø 26 17-1 28 76 AIR OUTLET 6 6 2 holes 18 Ø 21 17 C AIR INLET 23 Access to rotating diodes 8 47 27 Y DIA, Qty X Eq. Sp. on Ø U. Dimensions (mm) and weight Coupling Type L without PMG LB Xg C Weight (kg) Flex plate 11 1/2 14 LSA 46.2 973 46 429 8 Flange S.A.E 3 X LSA 46.2 M 973 47 429 62 Flange S.A.E 2 X LSA 46.2 83 3 46 429 7 Flange S.A.E 1 X X LSA 46.2 83 3 48 429 77 Flange S.A.E 1/2 X LSA 46.2 117 113 3 2 89 Flange (mm) Flex plate (mm) S.A.E. P N M S R CF S.A.E. BX U X Y AH 3 7*/623 49.7 428.62 11 34*/368 24*/17 11 1/2 32.42 333.38 8 11 39.6 2 7*/623 447.67 466.72 11 34*/368 24*/17 14 466.72 438.1 8 14 2.4 1 7*/623 11.17 3.22 12 34*/368 24*/17 1/2 61 84.2 619.12 14. 382 17 * : dimensions LSA 46.2 M Torsional analysis data Xr Ø 7 Ø Ø 4(46.2 M) Ø 6(46.2 L) Ø 11 Lr Ø 12 Ø 11 Ø 1 Ø 7 Centre of gravity: Xr (mm), Rotor length: Lr (mm), Weight: M (kg), Moment of inertia: J (kgm 2 ): (4J = MD 2 ) Flange S.A.E. 11 1/2 Flange S.A.E. 14 Type Xr Lr M J Xr Lr M J LSA 46.2 422 93 229 1.78 47 93 229.4 1.99 LSA 46.2 M 434 93 24 1.8 419 93 24.3 2.77 LSA 46.2 466 4 278 2.329 41 4 278.8 2.48 LSA 46.2 48 4 34.3 2.6 474 4 34.9 2.724 LSA 46.2 4 114 37 3.1 29 114 37.6 3.216 NOTE : Dimensions are for information only and may be subject to modifications. Contractuel 2D drawings can be downloaded from the Leroy- Somer site, 3D drawing files are available upon request. Electric Power Generation
LSA 46.2-18 to 31 kva - Hz / 228 to 381 kva - 6 Hz Two bearing dimensions 1 hole M2x42 2 Xg L LB 66 33 Access to terminals Access to regulator Standard cable output 68 1 Optional cable output PMG optional 48 Ø P Ø 11,17 -,127 +,3 Ø 7 +,11 Ø 12 77 Ø 23 79, 12 2 17-1 28 76 AIR OUTLET 6 B 14 BB C 6 holes Ø 21 AIR INLET 23 Access to rotating diodes 8 47 27 M DIA, Qty 12 Eq. as shown on Ø 3,22 Dimensions (mm) and weight Type L without PMG LB P C BB B R Xg Weight (kg) LSA 46.2 98 7 389 418 368 34 4 7 LSA 46.2 M 98 7 389 418 368 34 4 61 LSA 46.2 9 99 623 389 418 368 368 43 7 LSA 46.2 9 99 623 389 418 368 368 4 77 LSA 46.2 119 9 623 48 6 6 368 Torsional analysis data Xr Ø 7 Ø 8 Ø Ø 4(46.2 M) Ø 6(46.2 L) Lr Ø 11 Ø 12 Ø 11 Ø 1 Ø 7 Centre of gravity: Xr (mm), Rotor length: Lr (mm), Weight: M (kg), Moment of inertia: J (kgm 2 ): (4J = MD 2 ) Type Xr Lr M J LSA 46.2 39 9 199.9 1.7 LSA 46.2 M 44 9 21.8 1.738 LSA 46.2 436 6 247.6 2.9 LSA 46.2 43 6 273.7 2.38 LSA 46.2 2 116 323.8 2.84 NOTE : Dimensions are for information only and may be subject to modifications. Contractuel 2D drawings can be downloaded from the Leroy- Somer site, 3D drawing files are available upon request. Electric Power Generation 11
www.emersonindustrial.com Emerson 214. The information contained in this brochure is for guidance only and does not form part of any contract. The accuracy cannot be guaranteed as Emerson have an ongoing process of development and reserve the right to change the specification of their products without notice. Moteurs Leroy-Somer SAS. Headquarters: Bd Marcellin Leroy, CS 1, 1691 Angoulême Cedex 9, France. Share Capital: 6 8 12, RCS Angoulême 338 67 28. 379 en - 21.4 / i