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RexrothBosch Group

WoophonedirKI T"I"ropi<po<'eJean Louis Lecomte 25/07/2012

Alain Van Ranst

Hello MrVan Ranst,

We benefit from this middle of year to thank you for the regular con tactswhichwe maintain since 2004 concerning your developments of renewable and effi-

cientenergy projects.

All during these contacts, wehad the favors to meet various compa niesandforwhich you develop systems.We are very happy of your choice to integrate the products of the Bosch Group inyour Photovoltaic, Energy Recovery and Energy Efficiency projects.

The thorough knowledge of our High Tech products is a key element for the goodadvance of your developments and we are happy that youinvest spe ciflcally inMulti-Tech Energy Efficiency applications including Integrated Safety on Boardsolutions.

We assure you of ours up port fort he good continuity of our relati onswhich,wewish ittoyouand to the companies in deal with you, will conclude the good sue-cessfullyofyours various business/solution developments.

Sincerely yours.

Jean Louis Lecomte

JeanLouis LecomteProject Manager Business DevelopmentBosch Rexroth NVI SA BelgiumThe Drive & Control CompanyRue HenriGenessestraatl-1070BrusselTel:003224512712Fax:003224512783jean_louislecorote@boschrexrothbe

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Dosen UruuIJElectric Drives and Controls

Certificat de participation

Nous declarons que

Monsieur Alain Van Ranstde la societe

GreenSuna suivi la formation

Indradrive , IVILD-S et DVPIe 16, 17,18 elle 19/04/2013

Contenu du cours

systemes servosIndraDrive apercuIndraDrive alimentationsIndraDrive Cs Technical data and connectionsDisplay - parametres / codes d'erreurIndraWorks Engineering + paramefrage du driveMLD-SExcrclcesPompes hydrauliQues DVP

Ivan De PetterAnderlechl , Ie 19/04/2013

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13 Janvier 2017 A. Van Ranst. Lettre de candidature - 1/6

Lioevonage

':11I'·

r'~ I

application:load:active filter:

compensation of harmonics and reactive powerfrequency converters4 AHF 100A. 2 AHF 120A

application: compensation of harmonics andreactive power16 frequency converters, 2"200kW

2" 2AHF 50A

load:active filter:

\ I

application:load:active filter:

compensation of harmonicsservo drive1 AHF 50A

for common loads

9th 11th I 13th

DistortedComposite

Waveform

tv'w_/V\v

c:: Distorted voltage/Current in distribution networksL... Decrease utility/Generator efficiency[.;Possible damage to capacitor banks due to resonanceL Overheating to Electronics Systems causing

component failureL Overheating to Neutral Conductor *L Overheating to Transformer"[_Nuisance tripping of breakers & protective relay"

., Caused by 3rd harmonics in Neutral Conductor-Very Common Problem!

CP

I FFT~necurrenlI FFTload currenl

Application:Load:Active filter:

Compensation of harmonicsBubbler with Flywheel drive13 x Filter 100A(4 wire)

" application:• load:• active filter:• Result:

reduction of mains currenl during welding processmanual 2phase welding machineAHF 100A4wirethe mains current is reduced from 280A to 110A

(I ::::::.', \~~l~;_\:--_ ..

• application: load balancing of single phase load (rectifier l1-N)• active filter: AHF 1OOA4wire• Result: is balanced in all 3 phases. neutral current reduced to ~O·

SCHAEFER

Certificate of Training

ThlscerUfleslhill

Mr. Alain Van Ransl

has successfully completi!d the In-Factory Tralnln, Course for

Power Balance - Active Harmonic Filter Series

-AHF physicill principle_ POWER BALANCE - range overview, modularity, features and benefits

- Use of actfve harmonic filters - confl8uratlon, installation, commissioning, start up

- PC monitoring and commissioning tool

-Practicaltralnlngonactivefilter

and is awarded this certification from

SCHAEFER ElektronlkGmbH, OStstr.17, Gamshurst, 77855 Achern, Germany

. b /./- SCHAEFER/",_~~EKTRONIK GmbH

~ ~;;J':W"1. ou.u .... IT

Authorised Signatory T.I,O't~~~;~~;.::;:.~~~HansjUI)enSchlfer

CEO

SchIff" Elektronlk GmbH

o..w., .. "........,,.u ......,ft..........

13 Janvier 2017 A. Van Ranst. Lettre de candidature - 2/6