ABB VD4 12.06.25 P150(PT) 110NST is a medium voltage vacuum circuit breaker

ABB VD4 12.06.25 P150(PT) 110NST is a medium voltage vacuum circuit breaker, belonging to ABB's VD4 series. This circuit breaker is designed and manufactured in compliance with relevant standards such as GB and DL, and uses ABB's famous vacuum interrupter, advanced insulating material poles, and a reliable operating mechanism.

It combines ABB Group's global R&D, design and manufacturing production technology, has rich global operation experience, and is widely used in power distribution fields such as public facilities, industry, transportation, and construction.

VD4 vacuum circuit breaker adopts solid-sealed pole technology to ensure that the vacuum interrupter is reliably protected from mechanical impact, dust and moisture.

Its innovative functional modular design, compact size, spring energy storage operating mechanism, standard anti-jump function, stable performance and long service life.

The circuit breakers are available in fixed or withdrawable installation, with a full range of secondary accessories and safety interlocking options available.

In addition, it has energy-saving and low-carbon manufacturing, operation and recycling processes, making it environmentally friendly.

Key features include:

- Rated voltage range: up to 40.5 kV

- Rated current range: up to 5000 A

- Rated short-circuit breaking capacity: up to 50 kA

ABB VD4 series vacuum circuit breakers play an important role in various industrial and commercial applications due to their safety, reliability, long-term operating experience and environmental friendliness.

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