The RDZ-110 is an outdoor three-pole disconnector (isolating switch) for 110 kV substations. The "DZ" denotes dvukhkolonkovyy zazemlyayushchii — double-column with earthing knife.
Isolation function in 110 kV transmission and distribution substations, energy facilities, generation plants. Provides visible break for safe maintenance of downstream equipment.
Manual or motor-operated, optional earthing knife, copper or aluminium contacts, porcelain insulators rated for 110 kV BIL 550 kV, climate version U1.