3867 en / a

Transcription

1 3867 en / a Alternators LSA Pole Electrical and mechanical data

2 SPECIALLY ADAPTED FOR APPLICATIONS The LSA 49.1 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 49.1 alternator conforms to the main international standards and regulations: IEC 634, NEMA MG 1.22, ISO 828, CSA, CSA/UL, marine regulations, etc. It can be integrated into a CE marked generator. The LSA 49.1 is designed, manufactured and marketed in an ISO 91 environment. TOP OF THE RANGE ELECTRICAL PERFORMANCE - Class H insulation. - Standard 6-wire re-connectable winding, 2/3 pitch, type no Voltage range Hz : 38V - 4V - 41V and 22V - 23V - 24V, - Voltage range 6 Hz : 38V - 416V - 44V - 48V and 22 V - 24 V. - 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. 1 or 2) - 6 Hz : 38 V and 416 V (no. 8), 6 V (no. 9). - Total harmonic content < 4 %. - 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 Excitation system Regulation options Voltage regulator AREP PMG Current transformer for paralleling Mains paralleling R phase sensing R 731 R 734 mains paralleling unbalanced Remote voltage potentiometer R 448 Std Option Voltage regulator accuracy +/-.%. PROTECTION SYSTEM SUITED TO THE ENVIRONMENT - The LSA 49.1 is IP Standard winding protection for clean environments with relative humidity %, including indoor marine environments. Options: Filters on air inlet and air outlet (IP 44). Winding protections for harsh environments and relative humidity greater than %. Space heaters. Thermal protection for winding. REINFORCED MECHANICAL STRUCTURE USING FINITE ELEMENT MODELLING - Standard direction of rotation : clockwise when looking at the drive end view (engine side). - 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. - Regreasable bearings. 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. - Connection bar for reconnecting voltage. Copyright 24 : 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

3 Common data Insulation class H Excitation system A R E P or PMG Winding pitch 2/3 ( N 6S) A.V.R. model R 448 Terminals 6 Voltage regulation (*) ±, % Drip proof IP 23 Sustained short-circuit current 3% (3 IN) : 1s Altitude 1 m Total harmonic (* *) TGH / THC at no load < 4 % - on load < 4% Overspeed 22 min -1 Waveform : NEMA = TIF - (* *) < Air flow 1 m 3 /s (Hz) / 1,2 (6Hz) Wave form : C.E.I. = FHT - (* *) < 2 % (*) Steady state duty. (**) Total harmonic content line to line, at no load or full rated linear and balanced load. Ratings Hz 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 / 1 K H / 1 K H / 163 K Phase 3 ph. 3 ph. 3 ph. 3 ph. Y 38V 4V 41V 38V 4V 41V 38V 4V 41V 38V 4V 41V 22V 23V 24V 22V 23V 24V 22V 23V 24V 22V 23V 24V 49.1 S4 kva kw M6 kva kw M7 kva kw L9 kva kw L1 kva kw Ratings 6 Hz kva / kw - PF =,8 Duty / T C Continuous duty / 4 C Stand-by / 4 C Stand-by / 27 C Class / T K H / 12 K F / 1 K H / 1 K H / 163 K Phase 3 ph. 3 ph. 3 ph. 3 ph. Y 38V 416V 44V 48V 38V 416V 44V 48V 38V 416V 44V 48V 38V 416V 44V 48V 22V 24V 22V 24V 22V 24V 22V 24V YY 28V 22V 24V 28V 22V 24V 28V 22V 24V 28V 22V 24V 49.1 S4 kva kw M6 kva kw M7 kva kw L9 kva kw L1 kva kw

4 Efficiencies Hz - P.F. : 1 / P.F. :,8 LSA 49.1 S4 P.F. : P.F. :, kva LSA 49.1 M6.3 P.F. : P.F. :, kva LSA 49.1 L9.7 P.F. : P.F. :, kva LSA 49.1 L1.7 P.F. : P.F. :, kva.1 LSA 49.1 M7.2.4 P.F. : P.F. :, kVA Reactances Class H / 4 V - Time constants (ms) S4 M6 M7 L9 L1 Kcc Short-circuit ratio,38,43,39,43,41 Xd Direct axis synchro.reactance unsaturated Xq Quadra. axis synchr.reactance unsaturated T do Open circuit time constant X d Direct axis transient reactance saturated 17, 14,7 16,2 14,4 14,9 T d Short-Circuit transient time constant X"d Direct axis subtransient reactance saturated 14 11,7 12,9 11, 11,9 T"d Subtransient time constant X"q Quadra. axis subtransient reactance saturated 16,3 13,1 14, 12, 13 Xo Zero sequence reactance unsaturated,9,7,8,8,9 X2 Negative sequence reactance saturated 1,2 12, 13,8 12,1 12, Ta Armature time constant Other data - Class H / 4 V io (A) No load excitation current,9,9,,9,9,9 ic (A) Full load excitation current 3,6 3,2 3, 3,3 3,4 uc (V) Full load excitation voltage ms Recovery time ( U = 2 % trans.) kva Motor start. ( U = 2% sust.) or ( U = % trans.) % Transient dip (rated step load) - PF :,8 LAG 13,3 1,9 11,7 1,7 11 W No load losses W Heat rejection

5 Transient voltage variation 4V - Hz 2 % Load application ( AREP or PMG system) S 4 1 M 6 M 7 % Voltage dip 1 L 9 L kva kva at,8 power factor Load rejection (AREP or PMG system) 2 % 1 S 4 M 6 M 7 L 9 % Voltage rise 1 L kva kva at,8 power factor Motor starting (AREP or PMG system) 3% S 4 M 6 M 7 L 9 L 1 2 % Voltage dip kva 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 4 V (Y), 23 V ( ) at Hz, then kva must be multiplied by (4/U) 2 ou (23/U) 2.

6 Efficiencies 6 Hz - P.F. : 1 / P.F. :,8 % LSA 49.1 S4.9 P.F. : P.F. :, kva % LSA 49.1 M6.2 P.F. : P.F. :, kva LSA 49.1 L9.6 P.F. : P.F. :,8.1, kva LSA 49.1 L1.6 P.F. : P.F. :, , kva LSA 49.1 M P.F. : 1.6 P.F. :, kva Reactances Class H / 48 V - Time constants (ms) S4 M6 M7 L9 L1 Kcc Short-circuit ratio,38,43,39,43,41 Xd Direct axis synchro.reactance unsaturated Xq Quadra. axis synchr.reactance unsaturated T do Open circuit time constant X d Direct axis transient reactance saturated 17, 14,7 16,2 14,4 14,9 T d Short circuit transient time constant X"d Direct axis subtransient reactance saturated 14 11,7 12,9 11, 11,9 T"d Subtransient time constant X"q Quadra. axis subtransient reactance saturated 16,3 13,1 14, 12, 13 Xo Zero sequence reactance unsaturated,9,7,8,8,9 X2 Negative sequence reactance saturated 1,2 12, 13,8 12,1 12, Ta Armature time constant Other data - Class H / 48 V io (A) No load excitation current,9,9,9,9,9 ic (A) Full load excitation current 3,6 3,2 3, 3,2 3,3 uc (V) Full load excitation voltage ms Recovery time ( U = 2 % trans.) kva Motor start. ( U = 2% sust.) or ( U = % trans.) % Transient dip (rated step load) - PF :,8 LAG 13,3 1,9 11,7 1,7 11 W No load losses W Heat rejection

7 Transient voltage variation 48V - 6 Hz 2 % Load application ( AREP or PMG system) S 4 % Voltage dip 1 1 M 6 M 7 L 9 L kva kva at,8 power factor Load rejection (AREP or PMG system) 2 % S 4 M 6 M 7 % Voltage rise 1 1 L 9 L kva kva at,8 power factor Motor starting (AREP or PMG system) 3% S 4 M 6 M 7 L 9 L 1 2 % Voltage dip kva 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 48 V (Y), 277 V ( ), 24 V (YY) at 6 Hz, then, kva must be multiplied by (48 / U) 2 or (277 / U) 2 or (24/U) 2. 7

8 3 phase short-circuit curves at no load and rated speed (star connection Y) 1 LSA 49.1 S4 Current (A) 1 1 Symmetrical Asymmetrical time (ms) 1 LSA 49.1 M6 Current (A) 1 1 Symmetrical Asymmetrical time (ms) 1 LSA 49.1 M7 Current (A) 1 1 Symmetrical Asymmetrical 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

9 3 phase short-circuit curves at no load and rated speed (star connection Y) 1 LSA 49.1 L9 Symmetrical Asymmetrical Current (A) time (ms) 1 LSA 49.1 L1 Symmetrical Asymmetrical Current (A) 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) 1 sec. sec. 2 sec. 9

10 Single bearing dimensions AH 17 CF Xg L LB ,3 AVR access R option Y DIA, X eq. sp. hole on U PCD ' 68 Ø P -,127 Ø N -, -,1 Ø BX Air outlet 6 W 216 C Ø x 2 hole Ø 3 Air inlet Ø 23 PMG option Diode access 1 Ø S DIA, XBG eq. sp. hole on M PCD Frame dimensions (mm) Coupling TYPE L max without PMG LB C Xg Weight (kg) LSA 49.1 S Flex plate LSA 49.1 M Flange S.A.E X X LSA 49.1 M Flange S.A.E X LSA 49.1 L LSA 49.1 L Flange dimensions (mm) Flex plate dimensions (mm) S.A.E. P N M XBG S W R CF S.A.E. BX U X Y AH ,7 679, ,7 438, , ,4 8, , 42, ,7 Torsional analysis data Xr Ø 13 Ø 13 Lr Ø 14 Ø 1 Ø 14 Ø 14 Ø 1 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. 14 Flex plate S.A.E. 18 TYPE Xr Lr M J (kg) Xr Lr M J (kg) LSA 49.1 S , ,76 LSA 49.1 M , ,39 LSA 49.1 M , ,39 LSA 49.1 L , ,3 LSA 49.1 L , ,3 12,3 1

11 Two bearing dimensions L 1 hole M24x 16 2 Xg LB ,3 AVR access Ø 438 Option 11 1' 7 68 Ø 73 -,127 Ø 647,7 Ø 1 m6 Air outlet Ø x 2 hole Ø 3 Ø 23 PMG option Diode access Air intlet M12 DIA,16 eq.sp. hole on 679,4 PCD 4 18 Frame dimensions (mm) TYPE L maxi without PMG LB Xg Weight (kg) LSA 49.1 S LSA 49.1 M LSA 49.1 M LSA 49.1 L LSA 49.1 L Torsional analysis data Xr 16 Ø 1 Ø 11 Ø 13 Lr Ø 14 Ø 1 Ø 14 Ø 14 Ø 1 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 (kg) LSA 49.1 S ,4 LSA 49.1 M ,67 LSA 49.1 M ,67 LSA 49.1 L ,31 LSA 49.1 L ,31 11

12 LEROY-SOMER 161 ANGOULÊME CEDEX - FRANCE RCS ANGOULÊME N B S.A. au capital de