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Preface This is the harmonized ANCE, CSA, and UL Standard for ground-fault circuit-interrupters. It is the first edition of NMX-J-520-ANCE-2006, the first edition of CSA C22.2 No. 144.1, and the fourth edition of UL 943. This edition of CSA C22.2 No. 144.

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This is the common ANCE, CSA, and UL standard for splicing wire connectors. It is the first edition of NMX-J-548-ANCE, the second edition of CSA C22.2 No. 188, and the fifth edition of UL 486C. This edition of CSA C22.2 No. 188 supersedes the previous edi

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Preface This is the common ANCE, CSA, and UL standard for Switchboards. It is the Second edition of NMX-J-118/2-ANCE, the First edition of C22.2 No. 244, and the Eleventh edition of UL 891. 1.1 Scope and object 1.1.1 This Standard applies to swi

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This PDF includes Update No. 1 Preface This is the common ANCE, CSA, and UL standard for Thermoset-Insulated Wires and Cables. It is the Third edition of NMX-J-451-ANCE, the Eighth edition of CSA C22.2 No. 38, and the Sixteenth edition of UL 44.

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This PDF includes Update #1 1 Scope 1.1 These requirements cover individually enclosed air switches, rated 4000 A or less at 600 V or less, having all current-carrying parts enclosed, manually operable by means of external handles, and intended to

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Update No. 2 was published as notification that this is now a National Standard of Canda This PDF includes Updates No. 2 and No. 3 1.1 Scope 1.1.1 This Standard applies to low-voltage fuses rated 1000 V or less, AC and/or DC, with interrupting r

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