LSA 42.3 Low Voltage Alternators - 4 pole

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1 LSA 42.3 Low Voltage Alternators - 4 pole 2 to 60 kva - 0 Hz / 31. to 7 kva - 60 Hz Electrical and mechanical data

Specially adapted to applications The LSA 42.3 alternator is designed to be suitable for typical generator applications, such as: backup, marine applications, rental, telecommunications, etc.

2 n 0-14, UL 1446 (UL 04 on request), marine regulations, etc. It can be integrated into a CE marked generator. The LSA 42.

2 Specially adapted to applications The LSA 42.3 alternator is designed to be suitable for typical generator applications, such as: backup, marine applications, rental, telecommunications, etc. Compliant with international standards The LSA 42.3 alternator conforms to the main international standards and regulations: - IEC 60034, NEMA MG , ISO 28-3, CSA C22.2 n 0-14, UL 1446 (UL 04 on request), marine regulations, etc. It can be integrated into a CE marked generator. The LSA 42.3 is designed, manufactured and marketed in an ISO 01 and ISO environment. Top of the range electrical performance Class H insulation. Standard 12 wire re-connectable winding, 2/3 pitch, type no. 6 Voltage range: - 0 Hz: 2 V V and 3 V - 41 V (440 V) - 60 Hz: 8 V V and 3 V - 4 V High efficiency and motor starting capacity Other voltages are possible with optional adapted windings: - 0 Hz: 440 V (no. 7), 00 V (no. 9), 6 V (n ) - 60 Hz: 3 V and 416 V (no. 8), 600 V (no. 9) R 791 interference suppression conforming to standard EN , EN , EN 011 group 1 class B standard for European zone (CE marking) Reinforced mechanical structure using finite element modelling Compact rigid assembly to better withstand generator vibrations Steel frame Aluminium flanges and shields Two-bearing and single-bearing versions designed to be suitable for commercially-available heat engines Half-key balancing two bearing Permanently greased bearings ( 000h) Direction of rotation : clockwise and anti-clockwise (without derating) Excitation and regulation system suited to the application Excitation system Regulation options Voltage regulator PMG Current transformer for paralleling Mains paralleling 3-phase sensing 3-phase sensing for mains paralleling unbalanced Remote voltage potentiometer R2 Std R438 - Std Std C.T. R726* R731* R734* R40* Option Option Option C.T. R726* R731* R734* DC* Option Option Option C.T. included included contacter factory * Steel terminal box mounting only : Possible mounting Compact and design terminal box Easy access to the AVR (lid) and to the connections 8 way terminal block for reconnecting the voltage Predrilled holes for cable gland Steel terminal box in option Protection system suited to the environment The LSA 42.3 is IP 23 Standard winding protection for clean environments with relative humidity, including indoor marine environments Options: - Filters on air inlet : derating % - Filters on air inlet and air outlet (IP 44) : derating % - Winding protection for harsh environments and relative humidity greater than - Space heaters - Thermal protection for stator windings - Height fixing : H = 22 mm (option) with the order 2 Electric Power Generation

3 General characteristics Insulation class H Excitation system or PMG Winding pitch 2/3 (wdg 6) AVR type R 2 R 438 Number of wires 12 Voltage regulation (*) ± 0. % ± 0. % Protection IP 23 Short-circuit current - 0% (3 IN): s Altitude 00 m Total Harmonic Distortion THD (**) in no-load... : < 2% Overspeed 220 min -1 Total Harmonic Distortion THD (**) on linear load : < 4% Air flow 0.m 3 /s, 0 Hz m 3 /s, 60 Hz Waveform: NEMA = TIF (**) < 0 (*) Steady state. (**) Total harmonic distortion between phases, no-load or on-load (non-distorting). Ratings 0 Hz R.P.M. kva / kw - P.F. = 0.8 Duty/T C Continuous duty/40 C Continuous duty/40 C Stand-by/40 C Stand-by/27 C Class/T K H/12 K F/ K H/10 K H/163 K Phase 3 ph. 1 ph. 3 ph. 1 ph. 3 ph. 1 ph. 3 ph. 1 ph. Y 3V 400V 41V 440V 3V 400V 41V 440V 3V 400V 41V 440V 3V 400V 41V 440V 2V 2V 240V 2V 2V 2V 240V 2V 2V 2V 240V 2V 2V 2V 240V 2V YY 2V 2V 2V 2V 42.3 VS1 kva kw VS2 kva kw VS3 kva kw S4 kva kw S kva kw kva kw kva kw kva kw Ratings 60 Hz - 10 R.P.M. kva / kw - P.F. = 0.8 Duty/T C Continuous duty/40 C Continuous duty/40 C Stand-by/40 C Stand-by/27 C Class/T K H/12 K F/ K H/10 K H/163 K Phase 3 ph. 1 ph. 3 ph. 1 ph. 3 ph. 1 ph. 3 ph. 1 ph. Y 3V 416V 440V 4V 3V 416V 440V 4V 3V 416V 440V 4V 3V 416V 440V 4V 2V 240V 240V 2V 240V 240V 2V 240V 240V 2V 240V 240V YY 8V 2V 240V 8V 2V 240V 8V 2V 240V 8V 2V 240V 42.3 VS1 kva , , ,8 kw , , , VS2 kva , , ,1 kw , , , VS3 kva , , ,1 kw , , , S4 kva , , ,6 kw , , , S kva , , ,4 kw , , , kva , , ,0 kw , , , kva , , ,3 kw , , , kva , , ,9 kw , , ,3 Electric Power Generation 3

4 Efficiencies 400 V - 0 Hz ( P.F.: 0.8) (... P.F.: 1 ) LSA 42.3 VS LSA 42.3 S kva kVA 88.2 LSA 42.3 VS LSA kva kVA LSA 42.3 VS LSA kva kVA LSA 42.3 S LSA kva kVA Reactances (%). Time constants (ms) - Class H / 400 V VS1 VS2 VS3 S4 S Kcc Short-circuit ratio Xd Direct-axis synchro. reactance unsaturated Xq Quadrature-axis synchro. reactance unsaturated T do No-load transient time constant X d Direct-axis transient reactance saturated T d Short-circuit transient time constant X d Direct-axis subtransient reactance saturated T d Subtransient time constant X q Quadrature-axis subtransient reactance saturated Xo Zero sequence reactance unsaturated X2 Negative sequence reactance saturated Ta Armature time constant Other class H/400 V data io (A) No-load excitation current (/) 0./0. 0.2/ / / / / / /0.77 ic (A) On-load excitation current (/) 1.74/ / / / / / / /3.13 uc (V) On-load excitation voltage (/) 29.6/ / / / / /18.8.6/ /21.2 ms Response time ( U = % transient) < 00ms < 00ms < 00ms < 00ms < 00ms < 00ms < 00ms < 00ms kva Start ( U = % cont. or ( U = % trans.) kva Start ( U = % cont. or ( U = % trans.) % Transient U (on-load 4/4) - P.F.: 0.8 LAG % Transient U (on-load 4/4) - P.F.: 0.8 LAG W No-load losses W Heat dissipation Electric Power Generation

5 Transient voltage variation 400V - 0 Hz % 2 Phase loading () VS1 VS2 VS3 S4 S % 2 Phase loading ( & PMG) VS1 VS2 VS3 S4 S kva kva Load shedding () Load shedding ( & PMG) VS1 VS2 VS3 S4 S VS1 VS2 VS3 S4 S Voltage rise Voltage rise kva kva kva at PFØ 0.8 Motor starting () Motor starting ( & PMG) VS1 VS2 VS3 S4 S VS1 VS2 VS3 S4 S 13% kVA 4.8 locked rotor kva at PF Ø kVA locked rotor kva at PF Ø 0.6 1) For a starting P.F. other than 0.6, the starting kva must be multiplied by K = Sine P.F. / 0.8 Calculation example for a different P.F. other than 0.6: Starter motor kva calculated at 0.4 P.F. = 40 kva > Sin P.F. 0.4 = > K = 1.14 > kva corrected = 4.8 kva > Voltage dip corresponding to = 13%. 2) For voltages other than 400V (Y), 2V ( ) at 0 Hz, then kva must be multiplied by (400/U) 2 or (2/U) 2. Electric Power Generation

6 Efficiencies 4 V - 60 Hz ( P.F.: 0.8) (... P.F.: 1 ) LSA 42.3 VS kVA LSA 42.3 VS LSA 42.3 S kva LSA kVA kva LSA 42.3 VS LSA kVA kva LSA 42.3 S LSA kVA kva Reactances (%). Time constants (ms) - Class H / 4 V VS1 VS2 VS3 S4 S Kcc Short-circuit ratio Xd Direct-axis synchro. reactance unsaturated Xq Quadrature-axis synchro. reactance unsaturated T do No-load transient time constant X d Direct-axis transient reactance saturated T d Short-circuit transient time constant X d Direct-axis subtransient reactance saturated T d Subtransient time constant X q Quadrature-axis subtransient reactance saturated Xo Zero sequence reactance unsaturated X2 Negative sequence reactance saturated Ta Armature time constant Other class H/4 V data io (A) No-load excitation current (/) 0./0. 0.2/ / / / / / /0.77 ic (A) On-load excitation current (/) 1.76/ / / / / / / /3.06 uc (V) On-load excitation voltage (/).2/ /19.3/ / / /18.8.9/ /21.1 ms Response time ( U = % transient) < 00ms < 00ms < 00ms < 00ms < 00ms < 00ms < 00ms < 00ms kva Start ( U = % cont. or ( U = % trans.) kva Start ( U = % cont. or ( U = % trans.) % Transient U (on-load 4/4) - P.F.: 0.8 LAG % Transient U (on-load 4/4) - P.F.: 0.8 LAG W No-load losses W Heat dissipation Electric Power Generation

7 Transient voltage variation 4V - 60 Hz Phase loading () Phase loading ( & PMG) % 2 VS1 VS2 VS3 S4 S % 2 VS1 VS2 VS3 S4 S kva kva Load shedding () Load shedding ( & PMG) VS1 VS2 VS3 VS1 VS2 VS3 S4 S S4 S Voltage rise Voltage rise kva kva Motor starting () Motor starting ( & PMG) VS1 VS2 VS3 S4 S VS1 VS2 VS3 S4 S 12% kVA 4.8 locked rotor kva at PF Ø kVA locked rotor kva at PF Ø 0.6 1) For a starting P.F. other than 0.6, the starting kva must be multiplied by K = Sine P.F. / 0.8 Calculation example for a different P.F. other than 0.6: Starter motor kva calculated at 0.4 P.F. = 40 kva > Sin P.F. 0.4 = > K = 1.14 > kva corrected = 4.8 kva > Voltage dip corresponding to = 12%. 2) For voltages other than 4V (Y), 277V ( ), 240V (YY) at 60 Hz, then kva must be multiplied by (4/U) 2 or (277/U) 2 or (240/U) 2. Electric Power Generation 7

8 3-phase short-circuit curves at no load and rated speed (star connection Y) LSA 423 VS LSA 423 VS LSA 423 VS LSA 423 S Influence due to connection Curves shown are for star (Y) connection. For other connections, use the following multiplication factors: - Series delta : current value x Parallel star : current value x 2 8 Electric Power Generation

9 3-phase short-circuit curves at no load and rated speed (star connection Y) 000 LSA 423 S LSA LSA LSA 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.) Continuous Maximum duration (/PMG) sec. sec. 2 sec. Electric Power Generation 9

10 Single bearing dimensions LSA S.A.E. 3 L Ø Ø N AH Ø BX LB Ø P Ø N AH Ø BX Xg 3 2 L LB Optional PMG Ø 23 XBG Ø 11 holes equid. over Ø M 4 Access to terminals Cable outlet X Ø Y holes equid. over Ø U 1 Ø 64 Access to AVR H 264 (270.:) +1-3 AIR OUTLET T LA C AIR OUTLET T LA C B INLET Optional H = 22 A2 A1 Dimensions (mm) and weight (kg) H = 1 (Standard) H = 22 (Option) Coupling L LB Xg Masse (kg) C B A1 A2 C B A1 A2 Flange LSA 42.3 VS Flex plate LSA 42.3 VS /2 x x - LSA 42.3 VS x x x LSA 42.3 S x x LSA 42.3 S /2 - x x LSA LSA LSA Flange (mm) Flex plate (mm) S.A.E. P N M XBG T LA S.A.E. BX U X Y AH / / Xr Torsional analysis data Ø 18 Ø 60 Lr Ø 41 Ø Centre of gravity: Xr (mm), Rotor length: Lr (mm), Weight: M (kg), Moment of inertia: J (kgm 2 ): (4J = MD 2 ) Flex plate S.A.E. 7 1/2 Flex plate S.A.E. 8 Flex plate S.A.E. Flex plate S.A.E. 11 1/2 Type Xr Lr M J Xr Lr M J Xr Lr M J Xr Lr M J LSA 42.3 VS LSA 42.3 VS LSA 42.3 VS LSA 42.3 S LSA 42.3 S LSA LSA LSA NOTE : Dimensions are for information only and may be subject to modifications. Contractual 2D drawings can be downloaded from the Leroy- Somer site, 3D drawing files are available upon request. The torsional analysis of the transmission is imperative. All values are available upon request. Electric Power Generation

11 Two bearing dimensions Ø P 1 M16 hole 36 depth Ø N Ø 48 k6 LB 82 Xg AIR OUTLET C 172 L 14 AIR INLET 137 4x2 M holes on Ø M to 4 Access to terminals Access to the AVR Optional PMG Cable outlet Ø M holes to unusable M12 hole 18 depth (270.:) Dimensions (mm) and weight (kg) Type L LB N M P C Xg Weight (kg) LSA 42.3 VS LSA 42.3 VS LSA 42.3 VS LSA 42.3 S LSA 42.3 S LSA LSA LSA Torsional analysis data Xr Ø 48 Ø 0 Ø 60 Lr Ø 41 Ø 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 42.3 VS LSA 42.3 VS LSA 42.3 VS LSA 42.3 S LSA 42.3 S LSA LSA LSA NOTE : Dimensions are for information only and may be subject to modifications. Contractual 2D drawings can be downloaded from the Leroy- Somer site, 3D drawing files are available upon request. The torsional analysis of the transmission is imperative. All values are available upon request. Electric Power Generation 11

12 Linkedin.com/company/Leroy-Somer Twitter.com/Leroy_Somer_en Facebook.com/LeroySomer.Nidec.en YouTube.com/LeroySomerOfficiel Nidec 17. The information contained in this brochure is for guidance only and does not form part of any contract. The accuracy cannot be guaranteed as Nidec have an ongoing process of development and reserve the right to change the specification of their products without notice. Moteurs Leroy-Somer SAS. Siège : Bd Marcellin Leroy, CS 01, 1691 Angoulême Cedex 9, France. Capital social : , RCS Angoulême en / j

LSA 51.2 Low Voltage Alternators - 4 pole

LSA 51.2 Low Voltage Alternators - 4 pole LSA 1.2 Low Voltage Alternators - 4 pole 186 to 2 kva - Hz / 223 to 3 kva - 6 Hz Electrical and mechanical data Specially adapted to applications The LSA 1.2 alternator is designed to be suitable for typical