1-6

Motor protection circuit breakers

electric

Add-on blocks and accessories for SM1 types

1

Combinations Front-mount contacts.Side-mount contacts.Undervoltage trip release.Shunt trip release.Side-mount contacts.Undervoltage trip release with auxiliarycontacts.

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SMX14...

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SMX15 SMX16...

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SMX1311

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SMX12...

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SMX1311

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SMX12...

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SMX11...

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Not suitable for use with SM1C type.

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Only one add-on block can be fixed on the left side of the breaker.

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One of the following combinations can be mounted on the right side of the breaker:–One each of SMX13 11 and SMX12...or one only SMX13 11 or one only SMX12 ...

Three-phase connection busbars Three-phase connectionbusbar, 54mm spacing (breakers with add-on blocks). Three-phase connection busbar,45mm spacing (breakers without add-on blocks).

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SMX90 32SMX90 33SMX90 34SMX90 30SMX90 35SMX90 31 SMX90 42SMX90 43SMX90 44SMX90 30SMX90 45SMX90 31

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Technical characteristicspage TC-2Dimensionspage D-2Wiring diagramspage W-2