DOLD 0054045 – MK5880N.12 AC50-400HZ 380-415V | JUAL DOLD 0054045 – MK5880N.12 AC50-400HZ 380-415V – Insulation monitor MK 5880N | Relay modules > Monitoring devices > Insulation monitors > MK 5880N > Insulation monitor > Insulation monitor MK 5880N > MK5880N.12 AC50-400HZ 380-415V