Photos: panels built at the MAVA factory (from the MAVA catalogue).
Medium voltage
MV switchgear, ABB Unisafe type
Air-insulated medium-voltage switchgear with vacuum breaker, built by MAVA to order
The ABB PRIMARY AIS Unisafe series is one of ABB's older ranges and, according to the MAVA catalogue, the most widely used medium-voltage switchgear on the Iranian market. MAVA can build this panel with the ABB vacuum circuit breaker (VD4), and to customer order with domestically made breakers and disconnectors from Pars Switch.
Technical specifications
- Rated voltage, current and short-circuit ratingconfirmed from the order and the project single-line diagram
Features
- AIS (air-insulated) type
- ABB VD4 vacuum circuit breaker available
- Option of domestically made breakers and disconnectors (Pars Switch) to customer order
- Built at the MAVA factory in Shams Abad industrial town
- For plant, building and industrial substations
Choosing and quoting: MV switchgear, ABB Unisafe type
A medium-voltage panel sits in the incoming substation of a plant or complex and controls and protects the transformer feeders. The Unisafe type usually comes up when the client or consultant has specified this family, or is used to its equipment and spares.
To start a quote, send the substation single-line diagram, network voltage, number of incoming and outgoing feeders (cells), short-circuit rating and the preferred breaker brand. The exact specification of each order is confirmed with you before manufacture.
NAD is a sales partner of MAVA Electrical & Control Industries and these panels are built at the MAVA factory. The technical content on this page comes from the MAVA catalogue.
Frequently asked questions
Can a domestic breaker be ordered?
According to the MAVA catalogue, yes: the panel can be supplied with the ABB vacuum breaker or, to customer order, with domestically made breakers and disconnectors such as Pars Switch. State your choice in the quote.
What are the exact specifications?
Rated values are set by the project need. State the voltage, current and short-circuit level you need in the quote and an exact specification will be proposed.
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