SINAMICS S210 replacement connector kit for 3AC 400V Frame Size: FSA - FSC Accessory Replacement connector kit for the SINAMICS S210 servo converter. For the three-phase voltage range, a replacement connector kit is available as an accessory for frame sizes FSA to FSC. This is the same connector kit that is included in the scope of delivery, including a shield plate for frame size FSA. SINAMICS - simply my drive.