379 en - 6.7 / d Alternators LSA 46.2-4 Pole Electrical and mechanical data
SPECIALLY ADAPTED FOR APPLICATIONS The LSA 46.2 alternator is designed to be suitable for typical generator applications, such as: backup, standard production, cogeneration, 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 1.22, ISO 828/3, CSA, UL 1446, UL 4B 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 environment. TOP OF THE RANGE ELECTRICAL PERFORMANCE - Class H insulation. - Standard 12-wire re-connectable winding, 2/3 pitch, type no. 6. - Voltage range: 2 V - 24 V and 38 V - 41 V (44 V) - Hz / 8 V - 24 V and 38 V - 48 V - 6 Hz. - High efficiency and motor starting capacity. - Other voltages are possible with optional adapted windings: - Hz: 44 V (no. 7), V (no. 9), 6 V (no. 22 or 23), 69 V (no. or 2) - 6 Hz: 38 V and 416 V (no. 8), 6 V (no. 9). - Total harmonic content < 2, %. - 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 Voltage regulator Excitation system SHUNT AREP PMG T.I. Current transformer for paralleling R 726 Mains paralleling Regulation options R 731 3-phase sensing R 734 3-phase sensing on mains paralleling unbalanced R Std - - - - - - R 448 optional Std Std DECS - optional optional included included NA P Remote voltage potentiometer Voltage regulator accuracy +/-.% - : possible adaptation - NA : not possible. PROTECTION SYSTEM SUITED TO THE ENVIRONMENT - The LSA 46. 2 is IP 23. - Standard winding protection for clean environments with relative humidity ð 9 %, including indoor marine environments. Options: Filters on air inlet and air outlet (IP 44). Winding protections for harsh environments and relative humidity greater than 9%. Space heaters. Thermal protection for windings 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. - Greased for life bearings (regreasable bearings optional). ACCESSIBLE TERMINAL BOX PROPORTIONED FOR OPTIONAL EQUIPMENT - Easy access to the voltage regulator and to the connections. - Possible clusion of accessories for paralleling, protection and measurement. - 8 way terminal block for reconnecting voltage reconnection. - DECS digital AVR adapted to the machine exterior. Copyright 4 : MOTEURS LEROY-SOMER Products and materials shown in this catalogue may, at any time, be modified in order to follow the latest technological developments, improve the design or change conditions of utilization. Their description cannot, in any case, engage LEROY-SOMER liability. The values indicated are typical values. 2
Common data Insulation class H Excitation system SHUNT A R E P or PMG Winding pitch 2/3 ( N 6 ) A.V.R. model R R 448 Terminals 12 Voltage regulation (*) ±, % ±, % Drip proof IP 23 Sustained short-circuit current - 3% (3 IN) : s Altitude m Total harmonic TGH / THC (**) at no load < 2, % - on load < 2, % Overspeed 2 min -1 Waveform : NEMA = TIF (**) < Air flow,43 m 3 /s (Hz)/,1 (6Hz) Wave form : I.E.C. = THF (**) < 2 % (*) Steady state duty. (**) Total harmonic content line to line, at no load or full rated linear and balanced load. Ratings Hz - 1 R.P.M. kva / kw - Power factor =,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 2V 23V 24V 23V 2V 23V 24V 23V 2V 23V 24V 23V 2V 23V 24V 23V YY 2V 2V 2V 2V 46.2 kva 18 18 18 16 4 168 168 168 146 97 19 19 19 17 1 3 3 3 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 17 116 184 184 184 16 8 214 214 214 19 123 223 223 223 127 kw 16 16 16 14 93 147 147 147 128 86 171 171 171 12 98 178 178 178 16 2 46.2 kva 24 141 217 217 217 19 131 24 26 24 22 1 266 27 266 237 16 kw 1 164 113 174 174 174 12 3 8 3 18 1 213 2 213 19 12 46.2 kva 28 28 28 21 14 19 142 29 29 29 24 16 3 3 3 17 kw 224 224 224 172 123 16 114 232 232 232 1 132 24 24 24 136 46.2 kva 31 31 3 26 187 276 276 26 23 17 327 327 3 28 341 341 32 3 8 kw 22 22 24 8 1 221 221 8 184 136 262 262 248 228 16 273 273 26 24 166 Ratings 6 Hz - 18 R.P.M. kva / kw - Power factor =,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 2V 24V 24V 2V 24V 24V 2V 24V 24V 2V 24V 24V YY 8V 2V 24V 8V 2V 24V 8V 2V 24V 8V 2V 24V 46.2 kva 1 2 228 128 177 189 198 2 119 3 219 228 244 136 211 22 237 2 141 kw 14 164 176 182 2 142 11 18 168 9 162 17 182 19 9 169 18 19 4 113 46.2 M kva 219 23 136 19 3 211 22 126 219 23 24 262 14 227 242 22 273 11 kw 164 17 184 9 12 162 169 18 1 17 1 196 2 116 182 1 2 218 121 46.2 kva 27 276 289 3 173 239 2 26 278 16 276 29 38 324 184 28 34 317 337 1 kw 6 221 231 24 138 191 4 212 222 128 221 236 246 29 147 228 243 24 27 14 46.2 kva 296 316 328 343 197 273 291 32 32 182 313 338 31 37 9 326 348 366 37 2 kw 237 23 262 274 18 218 233 242 242 146 27 281 286 167 261 278 293 3 176 46.2 kva 333 37 372 381 2 39 329 341 347 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 3
Efficiencies Hz - P.F. : 1 / P.F. :,8 9 9,8,6 LSA 46.2,6,9 P.F. : 1,,8, 91,7 P.F. :,8 91,3 9,2 91,2,9 LSA 46.2 9,3 P.F. : 1 9,4 9,2 93, 93, 93 P.F. :,8,7 4 6 8 1 14 16 18 2kVA LSA 46.2 M 9 : 1 P.F.,8 9,2,8 P.F. :,8,3 93,2 93,3 91,2 9 4 8 1 16 24 28 3kVA LSA 46.2 9,7 P.F. : 1 9,7 9,7 9,2 93,7 P.F. :,8 93,9,1,4 93, 91,6 9 4 6 8 1 14 16 18 2kVA 4 8 1 16 24 28 3 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 1 16 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 Quadra. axis synchr.reactance unsaturated 187 18 196 176 164 Tdo Open circuit time constant 1971 42 2 217 223 Xd Direct axis transient reactance saturated 1,8 14,7 1, 13, 12,1 Td 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 Quadra. 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 data - Class H / 4 V io (A) No load excitation current (SHUNT / AREP or PMG) 1 1 1 1,1 1 ic (A) Full load excitation current (SHUNT / AREP or PMG) 3,9 3,7 4 3,9 3,4 uc (V) Full load excitation voltage (SHUNT / AREP or PMG) 33 32 34 33 33 ms Recovery time ( U = % trans.) kva Motor start. ( U = % sust.) or ( U = % trans.) SHUNT 34 397 462 38 6 kva Motor start. ( U = % sust.) or ( U = % trans.) AREP 371 434 4 83 76 % Transient dip (rated step load) SHUNT / PF :,8 LAG 16,2 1,4 1,9 14,6 12,9 % Transient dip (rated step load) AREP / PF :,8 LAG 14,3 13,7 14,1 13 11,4 W No load losses 28 34 369 434 48 W Heat rejection 129 1318 164 168 1673 4
Transient voltage variation 4 V - Hz Load application (SHUNT excitation) Load application (AREP or PMG excitation) 2 % M 2 % M 1 1 1 3 3 kva 1 3 3 kva kva at Ø,8 power factor kva at Ø,8 power factor Load rejection (SHUNT excitation) Load rejection (AREP or PMG excitation) 2% M 2% M 1 1 1 3 3 kva 1 3 3 kva kva at Ø,8 power factor kva at Ø,8 power factor Motor starting (SHUNT excitation) Motor starting (AREP or PMG excitation) 3% M 3% M 2 2 1 1 3 4 6 7 8kVA 3 4 6 7 8 9kVA kva at Ø,6 power factor locked rotor kva at Ø,6 power factor locked rotor 1 ) For a starting P.F. differing from,6, the starting kva must be multiplied by (Sine Ø /,8) 2 ) For voltages other than 4V(Y), 23V( ) at Hz, then kva must be multiplied by (4/U)2 or (23/U)2.
Efficiencies 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 1 16 24 28kVA 6 14 18 2 26 3 34 38kVA LSA 46.2 M 9,4 93 93,2 9 P.F. : 1,9,7 P.F. :,8,4,6 LSA 46.2 9,7 9,,1 93,6 P.F. : 1 9,6 93,9 P.F. :,8 93,8 9 91,3 9,3 9 91,2 9, 4 8 1 16 24 28kVA 6 14 18 2 26 3 34 38 4kVA LSA 46.2 91,1,3 93 9 9 93,2 P.F. : 1,9,8, P.F. :,8 9 9,2 6 14 18 2 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 Quadra. axis synchr.reactance unsaturated 197 1 196 18 16 Tdo Open circuit time constant 1971 42 2 217 223 Xd Direct axis transient reactance saturated 16,7 1,3 1, 13,8 12,2 Td 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 Quadra. 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 data - Class H / 48 V io (A) No load excitation current (SHUNT / AREP or PMG) 1 1 1 1,1 1 ic (A) Full load excitation current (SHUNT / AREP or PMG) 4 3,8 3,9 3,8 3,4 uc (V) Full load excitation voltage (SHUNT / AREP or PMG) 34 32 33 33 33 ms Recovery time ( U = % trans.) kva Motor start. ( U = % sust.) or ( U = % trans.) SHUNT 4 496 7 673 867 kva Motor start. ( U = % sust.) or ( U = % trans.) AREP 461 4 629 732 93 % Transient dip (rated step load) SHUNT / PF :,8 LAG 16,7 1,8 1,9 14,8 13 % Transient dip (rated step load) AREP / PF :,8 LAG 14,8 14,1 14,1 13,1 11, W No load losses 418 4 3 643 79 W Heat rejection 17 168 18 1969 19 6
Transient voltage variation - 48 V - 6 Hz Load application (SHUNT excitation) Load application (AREP or PMG excitation) 2 % M 2 % M 1 1 1 3 3 4 kva 1 3 3 4 kva kva at Ø,8 power factor kva at Ø,8 power factor Load rejection (SHUNT excitation) Load rejection (AREP or PMG excitation) 2% M 2% M 1 1 1 3 3 4 kva 1 3 3 4 kva kva at Ø,8 power factor kva at Ø,8 power factor Motor starting (SHUNT excitation) Motor starting (AREP or PMG excitation) 3% M 3% M 2 2 1 1 3 4 6 7 8 9 kva 3 4 6 7 8 9 1kVA kva at Ø,6 power factor locked rotor kva at Ø,6 power factor locked rotor 1) For a starting P.F. differing from,6, the starting kva must be multiplied by (Sine Ø /,8) 2) For voltages other than 48V(Y), 277V( ), 24V(YY) at 6 Hz, then kva must be multiplied by (48/U) 2 or (277/U) 2 or (24/U)2 7
3 phase short-circuit curves at no load and rated speed (star connection Y) ÔÍß ìêòî Óí Symmetrical Asymmetrical ßÎÛÐ ± ÐÓÙ ÍØËÒÌ 1 time (ms) ÔÍß ìêòî Óë Symmetrical Asymmetrical ßÎÛÐ ± ÐÓÙ ÍØËÒÌ 1 time (ms) ÔÍß ìêòî Ôê Symmetrical Asymmetrical ßÎÛÐ ± ÐÓÙ ÍØËÒÌ 1 time (ms) Influence due to connexion. Curves shown are for star connection (Y). For other connections, use the following multiplication factors : - Series delta : Current value x 1,732 - Parallel star : Current value x 2 8
3 phase short-circuit curves at no load and rated speed (star connection Y) ÔÍß ìêòî Ôç ßÎÛÐ ± ÐÓÙ Symmetrical Asymmetrical ÍØËÒÌ 1 time (ms) ÔÍß ìêòî ÊÔïî ßÎÛÐ ± ÐÓÙ Symmetrical Asymmetrical ÍØËÒÌ 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 Sustained 1 1, 2,2 Max sustained duration (AREP/ PMG) sec. sec. 2 sec. 9
Single bearing dimensions AH 13 CF Xg L LB 66 33 Access to terminals Access to regulator 68 PMG optional 77 S DIA. Qty 12 as shown on Ø M Ø 6 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. Frame dimensions Coupling TYPE L max without PMG LB Xg C Weight (kg) Flex plate 11 1/2 14 LSA 46.2 973 9 46 429 8 LSA 46.2 M 973 9 47 429 62 Flange S.A.E 3 X LSA 46.2 83 3 46 429 7 Flange S.A.E. 2 X LSA 46.2 83 3 48 429 77 Flange S.A.E 1 X X LSA 46.2 117 113 3 2 89 Flange S.A.E. 1/2 X 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 4(46.2 M) Ø 6(46.2 L) Lr Gravity center : Xr (mm), Rotor length Lr (mm), Weight : M (kg), Moment of inertia : J (kgm 2 ) : (4J = MD 2 ) Flex plate S.A.E. 11 1/2 Flex plate 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
Two bearing dimensions 1 hole Mx42 Xg L LB 66 33 Access to terminals Access to regulator 68 PMG optional 12 79, 77 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 Frame dimensions TYPE L max 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 4(46.2 M) Ø 6(46.2 L) Lr Gravity center : 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 11
MOTEURS LEROY-SOMER 161 ANGOULÊME CEDEX - FRANCE 338 67 28 RCS ANGOULÊME S.A. au capital de 62 779 www.leroy-somer.com