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  <xs:element id="plpc_DefinedBenefitPlanPlanAssetsPaymentForAnnuityPurchase" abstract="false" name="DefinedBenefitPlanPlanAssetsPaymentForAnnuityPurchase" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="plpc_ChangesInAccumulatedOtherComprehensiveIncomeLossDefinedBenefitPlanRollForward" abstract="true" name="ChangesInAccumulatedOtherComprehensiveIncomeLossDefinedBenefitPlanRollForward" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="plpc_OtherComprehensiveIncomeLossDefinedBenefitPlanGainLossReclassificationAdjustmentFromAOCIPreTaxTerminationLossBeforeTax" abstract="false" name="OtherComprehensiveIncomeLossDefinedBenefitPlanGainLossReclassificationAdjustmentFromAOCIPreTaxTerminationLossBeforeTax" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="plpc_OtherComprehensiveIncomeLossDefinedBenefitPlanAdjustmentToRecognizeLossGainOnPensionAssetAbstract" abstract="true" name="OtherComprehensiveIncomeLossDefinedBenefitPlanAdjustmentToRecognizeLossGainOnPensionAssetAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="plpc_ThailandBhatDenominatedSecuredNotesShortTermDebtAtThreePointTwoZeroPercentMember" abstract="true" name="ThailandBhatDenominatedSecuredNotesShortTermDebtAtThreePointTwoZeroPercentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="plpc_ThailandBhatDenominatedSecuredNotesShortTermDebtAtThreePointFiveZeroPercentMember" abstract="true" name="ThailandBhatDenominatedSecuredNotesShortTermDebtAtThreePointFiveZeroPercentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="plpc_PolandZlotyDenominatedLongTermDebtAtFivePointZeroFourPercentMember" abstract="true" name="PolandZlotyDenominatedLongTermDebtAtFivePointZeroFourPercentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="plpc_ChinaYuanRenminbiDenominatedNotesPayableToBanksShortTermDebtAtThreePointZeroFivePercent1Member" abstract="true" name="ChinaYuanRenminbiDenominatedNotesPayableToBanksShortTermDebtAtThreePointZeroFivePercent1Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="plpc_ChinaYuanRenminbiDenominatedNotesPayableToBanksShortTermDebtAtThreePointZeroFivePercent2Member" abstract="true" name="ChinaYuanRenminbiDenominatedNotesPayableToBanksShortTermDebtAtThreePointZeroFivePercent2Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="plpc_BrazilRealDenominatedSecuredNotesShortTermDebtAtSevenPointZeroZeroPercentMember" abstract="true" name="BrazilRealDenominatedSecuredNotesShortTermDebtAtSevenPointZeroZeroPercentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="plpc_IndonesiaU.S.DollarDenominatedNotesPayableToBanksShortTermDebtAtFivePointEightSixPercentMember" abstract="true" name="IndonesiaU.S.DollarDenominatedNotesPayableToBanksShortTermDebtAtFivePointEightSixPercentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="plpc_UsDollarDenominatedCurrentPortionOfLongTermDebtAtTwoPointSevenFourPercentMember" abstract="true" name="UsDollarDenominatedCurrentPortionOfLongTermDebtAtTwoPointSevenFourPercentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="plpc_PolandZlotyDenominatedSecuredNotesShortTermDebtAtFivePointEightOnePercentMember" abstract="true" name="PolandZlotyDenominatedSecuredNotesShortTermDebtAtFivePointEightOnePercentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="plpc_SpainEuroDenominatedCurrentPortionOfLongTermDebtAtTwoPointSixZeroPercentMember" abstract="true" name="SpainEuroDenominatedCurrentPortionOfLongTermDebtAtTwoPointSixZeroPercentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="plpc_SpainEuroDenominatedCurrentPortionOfLongTermDebtAtTwoPointSixFivePercentMember" abstract="true" name="SpainEuroDenominatedCurrentPortionOfLongTermDebtAtTwoPointSixFivePercentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="plpc_SpainEuroDenominatedCurrentPortionOfLongTermDebtAtTwoPointFiveZeroPercentMember" abstract="true" name="SpainEuroDenominatedCurrentPortionOfLongTermDebtAtTwoPointFiveZeroPercentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="plpc_BrazilRealDenominatedCurrentPortionOfLongTermDebtAtEightPointThreeZeroPercentMember" abstract="true" name="BrazilRealDenominatedCurrentPortionOfLongTermDebtAtEightPointThreeZeroPercentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="plpc_CzechRepublicKorunaDenominateCurrentPortionOfLongTermDebtAtThreePointZeroZeroPercentMember" abstract="true" name="CzechRepublicKorunaDenominateCurrentPortionOfLongTermDebtAtThreePointZeroZeroPercentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="plpc_CzechRepublicKorunaDenominatedCurrentPortionOfLongTermDebtAtFourPointZeroZeroPercentMember" abstract="true" name="CzechRepublicKorunaDenominatedCurrentPortionOfLongTermDebtAtFourPointZeroZeroPercentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="plpc_CzechRepublicKorunaDenominatedCurrentPortionOfLongTermDebtAtTwoPointZeroZeroPercentMember" abstract="true" name="CzechRepublicKorunaDenominatedCurrentPortionOfLongTermDebtAtTwoPointZeroZeroPercentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="plpc_USDollarDenominatedLongTermDebtAtTwoPointSevenFourPercentDueInTwoThousandThirtyOneMember" abstract="true" name="USDollarDenominatedLongTermDebtAtTwoPointSevenFourPercentDueInTwoThousandThirtyOneMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="plpc_PolandZlotyDenominatedLongTermDebtAtFivePointTwoSixPercentDueInTwoThousandTwentyEightMember" abstract="true" name="PolandZlotyDenominatedLongTermDebtAtFivePointTwoSixPercentDueInTwoThousandTwentyEightMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="plpc_PolandZlotyDenominatedLongTermDebtAtFivePointZeroFourPercentDueInTwoThousandThirtyFiveMember" abstract="true" name="PolandZlotyDenominatedLongTermDebtAtFivePointZeroFourPercentDueInTwoThousandThirtyFiveMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="plpc_AustriaEuroDenominatedLongTermDebtAtThreePointOneZeroPercentDueInTwoThousandTwentyEightMember" abstract="true" name="AustriaEuroDenominatedLongTermDebtAtThreePointOneZeroPercentDueInTwoThousandTwentyEightMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="plpc_NewZealandDollarDenominatedLongTermDebtAtFourPointTwoSevenPercentDueInTwoThousandTwentyEightMember" abstract="true" name="NewZealandDollarDenominatedLongTermDebtAtFourPointTwoSevenPercentDueInTwoThousandTwentyEightMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="plpc_BrazilRealDenominatedLongTermDebtAtEightPointThreeZeroPercentDueInTwoThousandTwentyFiveMember" abstract="true" name="BrazilRealDenominatedLongTermDebtAtEightPointThreeZeroPercentDueInTwoThousandTwentyFiveMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="plpc_SpainEuroDenominatedLongTermDebtAtTwoPointSixZeroPercentDueInTwoThousandThirtyMember" abstract="true" name="SpainEuroDenominatedLongTermDebtAtTwoPointSixZeroPercentDueInTwoThousandThirtyMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="plpc_SpainEuroDenominatedLongTermDebtAtTwoPointSixFivePercentDueInTwoThousandThirtyOneMember" abstract="true" name="SpainEuroDenominatedLongTermDebtAtTwoPointSixFivePercentDueInTwoThousandThirtyOneMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="plpc_SpainEuroDenominatedLongTermDebtAtTwoPointFiveZeroPercentDueInTwoThousandThirtyMember" abstract="true" name="SpainEuroDenominatedLongTermDebtAtTwoPointFiveZeroPercentDueInTwoThousandThirtyMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="plpc_CzechRepublicEuroDenominatedLongTermDebtAtSevenPointZeroZeroPercentDueInTwoThousandThirtyMember" abstract="true" name="CzechRepublicEuroDenominatedLongTermDebtAtSevenPointZeroZeroPercentDueInTwoThousandThirtyMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="plpc_CzechRepublicEuroDenominatedLongTermDebtAtFourPointZeroZeroPercentDueInTwoThousandThirtyOneMember" abstract="true" name="CzechRepublicEuroDenominatedLongTermDebtAtFourPointZeroZeroPercentDueInTwoThousandThirtyOneMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="plpc_CzechRepublicEuroDenominatedLongTermDebtAtThreePointZeroZeroPercentDueInTwoThousandTwentySixMember" abstract="true" name="CzechRepublicEuroDenominatedLongTermDebtAtThreePointZeroZeroPercentDueInTwoThousandTwentySixMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="plpc_CzechRepublicEuroDenominatedLongTermDebtAtTwoPointZeroZeroPercentDueInTwoThousandTwentySixMember" abstract="true" name="CzechRepublicEuroDenominatedLongTermDebtAtTwoPointZeroZeroPercentDueInTwoThousandTwentySixMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="plpc_TermLoanMember" abstract="true" name="TermLoanMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="plpc_InvestmentLoanMember" abstract="true" name="InvestmentLoanMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="plpc_PNCEquipmentFinanceLLCMember" abstract="true" name="PNCEquipmentFinanceLLCMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="plpc_ForeignSubsidiariesMember" abstract="true" name="ForeignSubsidiariesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="plpc_PolandSubsidiaryMember" abstract="true" name="PolandSubsidiaryMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="plpc_SpainSubsidiaryMember" abstract="true" name="SpainSubsidiaryMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="plpc_CorporateAircraftMember" abstract="true" name="CorporateAircraftMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="plpc_AsiaPacificSegmentMember" abstract="true" name="AsiaPacificSegmentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="plpc_LineOfCreditFacilityAccordionFeatureIncreaseLimit" abstract="false" name="LineOfCreditFacilityAccordionFeatureIncreaseLimit" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="plpc_DebtToEarningsBeforeInterestTaxesAndDepreciationRatio" abstract="false" name="DebtToEarningsBeforeInterestTaxesAndDepreciationRatio" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="plpc_LongTermLettersOfCreditOutstanding" abstract="false" name="LongTermLettersOfCreditOutstanding" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="plpc_BankDebtToEquityPercentage" abstract="false" name="BankDebtToEquityPercentage" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="plpc_DebtInstrumentPeriodicPaymentNumberOfPayments" abstract="false" name="DebtInstrumentPeriodicPaymentNumberOfPayments" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="plpc_LongTermDebtMaturityYearEight" abstract="false" name="LongTermDebtMaturityYearEight" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="plpc_LongTermDebtMaturityYearSeven" abstract="false" name="LongTermDebtMaturityYearSeven" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="plpc_LongTermDebtMaturityYearSix" abstract="false" name="LongTermDebtMaturityYearSix" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="plpc_LongTermDebtMaturityYearNine" abstract="false" name="LongTermDebtMaturityYearNine" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="plpc_LongTermDebtMaturityYearTen" abstract="false" name="LongTermDebtMaturityYearTen" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="plpc_LeasesTable" abstract="true" name="LeasesTable" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType"/>
  <xs:element id="plpc_LeasesLineItems" abstract="true" name="LeasesLineItems" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="plpc_FinanceLeasesCostAbstract" abstract="true" name="FinanceLeasesCostAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="plpc_LesseeOperatingLeaseLiabilityPaymentsDueYearFiveAndThereafter" abstract="false" name="LesseeOperatingLeaseLiabilityPaymentsDueYearFiveAndThereafter" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="plpc_FinanceLeaseLiabilityPaymentsDueYearFiveAndThereafter" abstract="false" name="FinanceLeaseLiabilityPaymentsDueYearFiveAndThereafter" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="plpc_CashPaidForAmountsIncludedInMeasurementOfLeaseLiabilitiesAbstract" abstract="true" name="CashPaidForAmountsIncludedInMeasurementOfLeaseLiabilitiesAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="plpc_EffectiveIncomeTaxRateReconciliationOtherAdjustmentsPensionTerminationAdjustmentAmount" abstract="false" name="EffectiveIncomeTaxRateReconciliationOtherAdjustmentsPensionTerminationAdjustmentAmount" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="plpc_EffectiveIncomeTaxRateReconciliationOtherAdjustmentsPensionTerminationAdjustmentPercent" abstract="false" name="EffectiveIncomeTaxRateReconciliationOtherAdjustmentsPensionTerminationAdjustmentPercent" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="plpc_EffectiveIncomeTaxRateReconciliationUncertainTaxPositionsPercent" abstract="false" name="EffectiveIncomeTaxRateReconciliationUncertainTaxPositionsPercent" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="plpc_EffectiveIncomeTaxRateReconciliationOtherUSFederalPermanentItemsPercent" abstract="false" name="EffectiveIncomeTaxRateReconciliationOtherUSFederalPermanentItemsPercent" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="plpc_IncomeTaxTable" abstract="true" name="IncomeTaxTable" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType"/>
  <xs:element id="plpc_IncomeTaxLineItems" abstract="true" name="IncomeTaxLineItems" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="plpc_OperatingLossCarryforwardsAfterTax" abstract="false" name="OperatingLossCarryforwardsAfterTax" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="plpc_OperatingLossCarryforwardAfterTaxIndefinite" abstract="false" name="OperatingLossCarryforwardAfterTaxIndefinite" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="plpc_DeferredTaxAssetsTaxDeferredExpensePensionShareBasedAndOtherEmployeeBenefits" abstract="false" name="DeferredTaxAssetsTaxDeferredExpensePensionShareBasedAndOtherEmployeeBenefits" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="plpc_DeferredTaxAssetsResearchAndDevelopmentCapitalization" abstract="false" name="DeferredTaxAssetsResearchAndDevelopmentCapitalization" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="plpc_DeferredTaxLiabilitiesDeferredExpenseDepreciationAndAmortization" abstract="false" name="DeferredTaxLiabilitiesDeferredExpenseDepreciationAndAmortization" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="plpc_ChangeInNetDeferredTaxAssetsAbstract" abstract="true" name="ChangeInNetDeferredTaxAssetsAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="plpc_DeferredIncomeTaxExpenseBenefitOrdinaryMovement" abstract="false" name="DeferredIncomeTaxExpenseBenefitOrdinaryMovement" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="plpc_DeferredTaxAssetsPensionTermination" abstract="false" name="DeferredTaxAssetsPensionTermination" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="plpc_DeferredTaxAssetsOtherComprehensiveIncomeLoss" abstract="false" name="DeferredTaxAssetsOtherComprehensiveIncomeLoss" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="plpc_DeferredTaxAssetsBalancesFromBusinessAcquisition" abstract="false" name="DeferredTaxAssetsBalancesFromBusinessAcquisition" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="plpc_DeferredTaxAssetsUnrealizedCurrencyGainLoss" abstract="false" name="DeferredTaxAssetsUnrealizedCurrencyGainLoss" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="plpc_OtherChangeInNetDeferredTaxAssets" abstract="false" name="OtherChangeInNetDeferredTaxAssets" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="plpc_IncreaseDecreaseInNetDeferredTaxAssets" abstract="false" name="IncreaseDecreaseInNetDeferredTaxAssets" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="plpc_TwoThousandSixteenIncentivePlanMember" abstract="true" name="TwoThousandSixteenIncentivePlanMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="plpc_TwoThousandTwentyFiveIncentivePlanMember" abstract="true" name="TwoThousandTwentyFiveIncentivePlanMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="plpc_DeferredCompensationPlanMember" abstract="true" name="DeferredCompensationPlanMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="plpc_TimeBasedRestrictedStockUnitsRSUMember" abstract="true" name="TimeBasedRestrictedStockUnitsRSUMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="plpc_PerformanceBasedRestrictedStockUnitsRSUMember" abstract="true" name="PerformanceBasedRestrictedStockUnitsRSUMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="plpc_ServiceAndPerformanceBasedRestrictedStockUnitsRsuMember" abstract="true" name="ServiceAndPerformanceBasedRestrictedStockUnitsRsuMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="plpc_ShareBasedCompensationNumberOfDeferrals" abstract="false" name="ShareBasedCompensationNumberOfDeferrals" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="plpc_PerformanceAndServiceRequiredMember" abstract="true" name="PerformanceAndServiceRequiredMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="plpc_ServiceRequiredMember" abstract="true" name="ServiceRequiredMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="plpc_EMEASegmentMember" abstract="true" name="EMEASegmentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="plpc_PlpUsaMember" abstract="true" name="PlpUsaMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="plpc_AmericasSegmentMember" abstract="true" name="AmericasSegmentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="plpc_CommunicationsMember" abstract="true" name="CommunicationsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="plpc_SpecialIndustriesMember" abstract="true" name="SpecialIndustriesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="plpc_PercentageOfRevenueFromContractWithCustomerExcludingAssessedTax" abstract="false" name="PercentageOfRevenueFromContractWithCustomerExcludingAssessedTax" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="plpc_AccountsReceivableCreditLossExpenseReversalExcludingForeignExchangeAndOther" abstract="false" name="AccountsReceivableCreditLossExpenseReversalExcludingForeignExchangeAndOther" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="plpc_AccountsReceivableAllowanceForCreditLossesForeignExchangeAndOther" abstract="false" name="AccountsReceivableAllowanceForCreditLossesForeignExchangeAndOther" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="plpc_OneCustomerMember" abstract="true" name="OneCustomerMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="plpc_OtherNonoperatingIncomeExpenseIncludingPensionExpense" abstract="false" name="OtherNonoperatingIncomeExpenseIncludingPensionExpense" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="plpc_DepreciationDepletionAndAmortizationIncludingForeignExchange" abstract="false" name="DepreciationDepletionAndAmortizationIncludingForeignExchange" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="plpc_JAPTelecomMember" abstract="true" name="JAPTelecomMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="plpc_ReserveForCreditMemosMember" abstract="true" name="ReserveForCreditMemosMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="plpc_SlowMovingAndObsolescenceProvisionOnFinishedGoodsAndRawMaterialsMember" abstract="true" name="SlowMovingAndObsolescenceProvisionOnFinishedGoodsAndRawMaterialsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="plpc_ProductWarrantyMember" abstract="true" name="ProductWarrantyMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="plpc_ValuationAllowancesAndReservesChargedToCostExpenseAndIncome" abstract="false" name="ValuationAllowancesAndReservesChargedToCostExpenseAndIncome" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
</xs:schema>
