52 - Leroy-Somer

1 Vertical Tubular Hydro RangeLSA 50 - 52 - 53 - 54 Low voltage alternators - 6, 8 & 10 pole300 to 3300 kVA - 50 HzElectrical and mechanical data2 Electric Power GenerationVertical Tubular Hydro Range LSA 50, 52, 53, 54 - 300 to 3300 kVA - 50 HzLow voltage alternators - 6, 8 & 10 pole Leroy-Somer alternators of VTHR range meet the requirements of the hydraulic application in vertical with international standardsThe alternators are designed, manufactured and marketed in an ISO 9001 and ISO 14001 environments and comply with major international standards and ranges at 400V and 690V - 50 HzElectrical features Class H insulation (more than 20 years for the winding design life time) / class F heat temperature rise High performance low voltage winding with 5/6 pitch 4 terminal connection (3 phase + 1 neutral) High efficiency Mechanical features Design dedicated to vertical operation, stiff structure to avoid reed resonance issue Steel made welded construction Balancing class G1 according to ISO 1940 Direction of rotation: clockwise or counter-clockwise Regreasable bearings Bearing life L10 mh : 100 000hExcitation and regulation Alternator is delivered with a Leroy-Somer D510C Digital AVR located in the auxiliary terminal box, with its power supply taken from stator auxiliary windings (AREP excitation + PMI).

2 - CAN and Leroy-Somer proprietary protocol J1939 D500 - voltage equalization before synchronization - Accurate power regulation (+/- ) even down to 3% of the rated load Options: - 3F analog voltage regulator AVR (R449 + R729) - External potentiomer for manual voltage adjustment Compact terminal box Easy access to the AVR and to the connections Modular design. Various cable exit configurations available (upwards or downwards)Environment & protection IC01 / IP23 standard configuration Standard winding protection for clean environments with relative humidity 95% Integrated space heatersMonitoring Temperature sensors (RTD) for stator windings and roller bearings (3 + 3 PT100 for the stator and 1 per bearing) Speed sensing with a toothed wheel and an inductive sensor (PnP)Options Cooling IC21, IC31, IC81W Protection.

3 IP44 / IP55 Possibility of shaft extension for turbine runner overhung assembly with consequent hydraulic load withstanding capacity, subject to Leroy-Somer validation Current transformers for protection and/or measuring on star point Alternative monitoring device: 1 inductive sensor and its monitoring device (Front panel display, 4 - 20 mA output and 2 adjustable thresholds) Rotor locking and tilting device, enabling the generator to be transferred from horizontal to vertical position (and vice versa) on site with one unique lifting only one lifting device. Locking the rotor during transportation is mandatory to protect the 500 1000 1500 2000 2500 3000 Kva870 ..12006 pole8 pole10 pole690 V0 500 1000 1500 2000 2500 3000 Kva600.

4 1100 LSA 50 LSA 52 LSA 53 LSA 54910 ..17201450 .. 2450 2000 .. 17301280 ..1080 LSA 50 LSA 52 LSA 53 LSA 54980 ..17006 pole8 pole10 pole400 V1550 .. 22501950 .. 33001230 .. 2600720 ..12001150 .. Power GenerationLSA 50 50 50 50 52 52 52 52 52 LSA 53 53 53 53 53 53 LSA 54 54 54 LSA52 LSA53 LSA54 Tubular Hydro Range LSA 50, 52, 53, 54 - 300 to 3300 kVA - 50 HzLow voltage alternators - 6, 8 & 10 pole General characteristicsRatings 6 Pole - 400V - 50 HzRatings 6 Pole - 690V - 50 HzInsulation classHExcitation systemAREP Temperature riseF or BAVR typeD 510 CWinding pitch5/6 voltage regulation (*) %Connection3 phases + 1 neutralShort-circuit current300% (3 IN) : 10sProtectionIP 23 Total Harmonic distortion THD (**) in no-load < %Altitude 1000 mTotal Harmonic distortion THD (**) on linear load < 5 %Waveform.

5 NEMA = TIF (**)< 50((*) Steady state. (**) Total harmonic distortion between phases, at no load or on linear rise class FTemperature rise class BOverspeedModelkVA P. F. = = 1kVA P. F. = P. F. = rise class FTemperature rise class BOverspeedModelkVA P. F. = P. F. = 1kVA P. F. = P. F. = Power GenerationLSA50 LSA52 LSA53 LSA54 LSA52 LSA53 LSA54 Tubular Hydro Range LSA 50, 52, 53, 54 - 300 to 3300 kVA - 50 HzLow voltage alternators - 6, 8 & 10 pole Rating 8 Pole - 400V - 50 HzRating 8 Pole - 690V - 50 rise class FTemperature rise class BOverspeedModelkVA P. F. = P. F. = 1kVA P. F. = P. F. = rise class FTemperature rise class BOverspeedModelkVA P.)

6 F. = P. F. = 1kVA P. F. = P. F. = Power GenerationLSA52 LSA53 LSA54 LSA53 LSA54 Tubular Hydro Range LSA 50, 52, 53, 54 - 300 to 3300 kVA - 50 HzLow voltage alternators - 6, 8 & 10 pole Rating 10 Pole - 400V - 50 HzRating 10 Pole - 690V - 50 rise class FTemperature rise class BOverspeedModelkVA P. F. = P. F. = 1kVA P. F. = P. F. = rise class FTemperature rise class BOverspeedModelkVA P. F. = P. F. = 1kVA P. F. = P. F. = Power GenerationDimensions (mm)TypeLLALBLCLDLEACDERDADFGDFNPSMAD402 2282019681400548826900120210501241091832 9001100221000463452228201968140054882690 0120210501241091832900110022100046350222 8201968140054882690012021050124109183290 0110022100046355237820211815505489769001 2021050124109183290011002210004636523782 0211815505489769001202105012410918329001 1002210004637025282022681700548112690012 0210501241091832900110022100046375252820 2268170054811269001202105012410918329001 1002210004638025282022681700548112690012 0210501241091832900110022100046385252820 2268170054811269001202105012410918329001 100221000463 Dimensions (mm)

7 TypeLLALBLCLDLEACDERDADFGDFNPSMAD4022852 2197514005538281000150250601601382036100 0120026110053345228522197514005538281000 1502506016013820361000120026110053350228 5221975140055382810001502506016013820361 0001200261100533552435222125155055397810 0015025060160138203610001200261100533602 4352221251550553978100015025060160138203 6100012002611005336524352221251550553978 1000150250601601382036100012002611005337 0258522227517005531128100015025060160138 2036100012002611005337525852222751700553 1128100015025060160138203610001200261100 5338527352224251850553127810001502506016 0138203610001200261100533902735222425185 0553127810001502506016013820361000120026 1100533 LCLAERLDLELB8 x S MGDDFF694R2 560 AC D m6 DA N h7 Tubular Hydro Range LSA 50, 52, 53, 54 - 300 to 3300 kVA - 50 HzLow voltage alternators - 6, 8 & 10 pole Cables Bottom viewOutline drawing LSA 50 Outline drawing LSA 52 NOTE : Dimensions are for information only and may be subject to modifications.

8 Contractual 2D drawings can be downloaded from the Leroy-Somer site, 3D drawing files are available upon Power GenerationDimensions (mm)TypeLLALBLCLDLEACDERDADFGDFNPSMAD402 4083020881500558931113018025070220165254 5110013003312005834524083020881500558931 1130180250702201652545110013003312005835 0240830208815005589311130180250702201652 5451100130033120058355240830208815005589 3111301802507022016525451100130033120058 3602408302088150055893111301802507022016 5254511001300331200583652608302288170055 8113111301802507022016525451100130033120 0583752608302288170055811311130180250702 2016525451100130033120058385280830248819 0055813311130180250702201652545110013003 3120058390280830248819005581331113018025 0702201652545110013003312005839528083024 8819005581331113018025070220165254511001 3003312005831002808302488190055813311130 18025070220165254511001300331200583 Dimensions (mm)

9 TypeLLALBLCLDLEACDERDADFGDFNPSMAD4024083 0208815005589361200180250702201652545120 0140039130063345240830208815005589361200 1802507022016525451200140039130063350240 8302088150055893612001802507022016525451 2001400391300633552408302088150055893612 0018025070220165254512001400391300633602 6083022881700558113612001802507022016525 4512001400391300633652608302288170055811 3612001802507022016525451200140039130063 3702608302288170055811361200180250702201 6525451200140039130063375260830228817005 5811361200180250702201652545120014003913 0063380280830248819005581336120018025070 2201652545120014003913006338528083024881 9005581336120018025070220165254512001400 3913006339028083024881900558133612001802 5070220165254512001400391300633952808302 4881900558133612001802507022016525451200 1400391300633100300830268821005581536120 0180250702201652545120014003913006331053 0083026882100558153612001802507022016525 4512001400391300633110300830268821005581 5361200180250702201652545120014003913006 33402603232599314527642526803150--268034 5530782930573865329432328242703515353461 4575--36504880375738--85383739--40----32 5058453404463373583488665036775236026535 916955----390877604028584007753941786542 3363--42478870--441384--75461970----8551 0679491697--90--5047101--40--424785--45- ---443799504582774731102--55493686--4916 117605112905128115--65551299543812354411 347559541105922140583414985--6453156--90 661812664961576577174956884133----100--7 069177--40--4520111--45--481312450661455 05402120491012854051615555641265251142-- 60603813855391546015188656091140--646120 7706579156602717366302157566321586416190 696923180--6608197--85----76862609077551 937193220--95--7388228--100----857229810 586072188018252--110--8213261--Vertical Tubular Hydro Range LSA 50, 52, 53, 54 - 300 to 3300 kVA - 50 HzLow voltage alternators - 6, 8 & 10 pole Outline drawing LSA 53 Outline drawing LSA 54 Weight and inertia ( J = )LSA 52 - Weight : kg / Inertia : pole8 pole10 poleWeightInertiaWeightInertiaWeightIner tiaLSA 53 - Weight : kg / Inertia : pole8 pole10 poleWeightInertiaWeightInertiaWeightIner tiaLSA 54 - Weight : kg / Inertia : pole8 pole10 poleWeightInertiaWeightInertiaWeightIner tiaLSA 50 - Weight : kg / Inertia : pole8 poleWeightInertiaWeightInertiaThe torsional analysis of the transmission is values are available upon / c5022 en Nidec 2017.

10 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 Leroy-Somer SAS. Si ge : Bd Marcellin leroy , CS 10015, 16915 Angoul me Cedex 9, France. Capital social : 65 800 512 , RCS Angoul me 338 567