Hitachi Energy POLIM-R Neutral Grounding & Insulation Arrester | ABB / Hitachi Energy - VOLTFORMER
ABB / Hitachi Energy Silicone-housed surge arrester engineered for transformer neutral-point grounding, neutral-grounding resistor protection, and substation in
Hitachi Energy POLIM-R Neutral Grounding & Insulation Arrester
Silicone-housed surge arrester engineered for transformer neutral-point grounding, neutral-grounding resistor protection, and substation insulation coordination against lightning, switching impulses and earth-fault temporary overvoltages.
Hitachi Energy POLIM-R Neutral Grounding & Insulation Arrester
ABB / Hitachi Energy
- System voltage
- 3.6–72.5 kV
- Rated voltage
- 3–60 kV
- Nominal discharge current
- 10 kA
- Line discharge class
- 1 / 2
- Mechanical strength (SSL)
- 250 / 500 Nm
- Standards
- IEC 60099-4 Ed. 3.0, IEEE C62.11, IEC 60071-1