TeSys F, specific contactor coil. range: TeSys – product or component type: specific contactor coil – device short name: LX9FK – range compatibility: TeSys F DR2S resistor, TeSys F LC1F contactor – product compatibility: DR2SC, LC1F500 – [Uc] control circuit voltage: 24 V DC, 27…29 V AC 50/60 Hz – inductance of closed circuit: 0.22 H – operating time: 20 ms closing, 60 ms opening.