8-pole NFZ auxiliary contactors are used to switch auxiliary and control circuits. Their electronic coil interface enables direct control via a PLC output 24V DC, 300 mA and also reduces the energy consumption of the holding coil. They have integrated overvoltage protection, an additional suppressor is not required. - For coil code -30, the polarity at the coil connections (A1+ and A2-) must be observed. - A large selection of other accessories is available.