SINAMICS line filter class B for Power Module FSB, can be installed under the cabinet 3AC 380V-480V 23.5A Electrical filter SINAMICS line filter, class B for the modular frequency converter SINAMICS G120, the Power Module PM240/240-2 of the modular frequency converter SINAMICS G120 and the compact converter SINAMICS G120C. With one of the additional line filters, the Power Module achieves a higher radio interference class. SINAMICS - simply my drive.