<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>14054737</termId><termName>sistemas eléctricos</termName><termType>PT</termType><termCreatedDate>2026-03-30 20:22:33</termCreatedDate><relation><relationType>UF</relationType><termId>14054738</termId><termName>red eléctrica</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>14054739</termId><termName>sistema eléctrico</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>14050789</termId><termName>sistemas por función</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>14061628</termId><termName>fuente de alimentación de emergencia</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>14061629</termId><termName>sistemas puesto a tierra</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>14054766</termId><termName>componentes de sistemas eléctricos</termName><termType>PT</termType></relation><relation><relationType>RT</relationType><termId>14069420</termId><termName>electricistas</termName><termType>PT</termType></relation></term>  </Zthes>