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that the Insulation is satisfactory between centre tapped
earth and the two live 55V conductors. If both Earth
and Insulation tests PASS, the extension lead is proven
electrically safe. Because the concept of polarity is
irrelevant on 55-0-55, the failure of the polarity test can
be ignored.
TL157 110V
Adaptor
110V
Extension
Lead
HPAT600
HANDYPAT
EX331 110V to
IEC Adaptor
37