AC Protection Relays

• PDZI9000 – AC Catenary protection – 25 kV or 2×25 kV

Protects the catenaries on 25 kV or 2×25 kV 50/60 Hz networks

• PGT9000- Protection Groupe Traction AC

Protects fixed electric traction installations responsible for the power supply on 25 kV or 2×25 kV 50/60 Hz networks

• LDN2 – Location of catenary faults

• DPR800 – Pumping effect detector

• AP900 Series – Arc Flash Protection Relays

DC Protection Relays

• DDL9000 – DC Catenary protection – Catenary voltage up to 3 kV

Protects the fixed electric traction installations responsible for supplying catenaries with direct current up to 3 kV

• DFF9000 – DC Fundamental Frequency detector

Monitors the presence of the AC fundamental frequency (50/60 Hz)

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