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- Product Name:Auxiliary Contact OF
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Product introduction
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Application ◆This series of accessory only comply with FDM7 series circuit breaker, and can't be used independently. ◆All these four accessories for FDM7 are installed on the left side. FDM7-OF, FDM7-FB, and FDM7-QYare all fixed to breaker by screw; FDM7-FL is fixed by adhesive sticker and is installed on the DIN rail. ◆FDM7-OF, FDM7-FB, FDM7-FL and FDM7-QY all owns the shaft to connect with the inner-side machanical part of the breaker to make sure the trip is flexible and correct.When FDM7-QY is installed,the breaker is unable to close. Press the test pushbutton, and the breaker will close. After the breaker is closed, release the test pushbutton, the breaker will break immediately, then, it approve the installation is correct. The under-voltage protector is able to run through the rated voltage when the circuit is under normal operation. |
