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ABB-authorized high-voltage switchgear UniSafe

UniSafe is a three-phase AC metal-enclosed switchgear that uses air as the insulating medium and is suitable for indoor applications.

Product Features

▪ Compact design with high space utilization

It employs a uniform electric field and composite insulation design, with a compact footprint that reduces the user’s civil engineering investment.

▪ Comprehensive mechanical safety interlocks

The comprehensive “five‑protection” mechanical interlocking system effectively prevents operator errors and helps avert power‑system faults.

▪ Internal Fault Arc Withstand Capability Class IAC AFLR

High structural strength, withstanding internal arc faults of 31.5 kA for 1 second, meeting IAC AFLR requirements.

▪ Premium materials, safe and reliable

Standard configuration includes a VD4 vacuum circuit breaker, featuring a vacuum arc-extinguishing chamber, next-generation insulating materials, and a cast‑in‑place design with a functionally modular operating mechanism.

▪ Environmentally friendly, reducing carbon emissions

The PT encapsulated pole used in the VD4 vacuum circuit breaker is manufactured without generating any solid, liquid, or gaseous waste, and the PT material is 100% recyclable and biodegradable.

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