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Single Pole Isolation.

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Does anyone actually use single pole isolation main switches in single phase TN-S or TN-C-S installations, (or just line switching in  three phase installations) where main bonding is correctly installed?

Think of the cost saving? 461.2.

Z.

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    462.1.201 [...] A main switch intended for operation by ordinary persons, e.g. of a household or similar installation, shall interrupt
    both live conductors of a single-phase supply.

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    462.1.201 [...] A main switch intended for operation by ordinary persons, e.g. of a household or similar installation, shall interrupt
    both live conductors of a single-phase supply.

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