37 Installation of switchgear, switchboards, distribution equipment, rotary UPS units, electrical houses and programmable logic controllers; Providing technical support, namely, technical advice concerning the installation, repair and maintenance of electric or electronic apparatus, equipment and devices used for automated or partly automated industrial operations; Technical support services, namely, technical advice related to the installation of switchgear, switchboards, distribution equipment, rotary UPS units, electrical houses and programmable logic controllers; Technical support services, namely, technical advice related to the repair of switchgear, switchboards, distribution equipment, rotary UPS units, electrical houses and programmable logic controllers