Products / Surge Arrestors

With a proud history beginning in 1876 TRIDELTA MEIDENSHA Surge Arrestors are operational in more than 120 countries world-wide. TRIDELTA offers a broad portfolio on Surge Arrestors for the application on high voltage up to 800 kV suitable for High-Voltage applications for transmission networks:

Porcelain Design SB series:

Optimal & Compact portfolio up to 800kV system.

Polymer Cage Design SBKC series:

Cost-effective & directly moulded up to 420kV system (550kV Line Surge Arrestors).

Polymer Hollow Core Design SBKT series:

Extra High-Voltage, Mechanical Strength, Enhanced Short-circuit capability & Seismic application up to 800kV.

All TRIDELTA designs contain an excellent sealing system, which prevent the entry of any moisture and ensure decades of reliability and free of maintenance operation.

Polymer Winding technology SBKW series:

Efficiency, Innovation, and reliability up to 145kV system (365kV Line Surge Arrestors).

State-of-the-art monitoring solution smartCOUNT:

Detect Zinc Oxide blocks degradation, moisture ingress and housing contamination.
Cloud-based platform and user-friendly with smartphone app.

Special applications – Customised solutions:

Railway application DC & AC.
Arrestor components for equipment’s integration (OEMs).