What are the equipment that contains in switchgear?
Switchgear covers a wide range of equipment concerned with switching and interrupting currents under both normal and abnormal conditions. It includes switches, fuses, circuit breakers, relays and other equipment.
What is considered medium voltage switchgear?
From 3 KV to 36 KV switchgear system is categorized as medium voltage switchgear or MV switchgear. These switchgears are of many types. They may metal enclosed indoor type switchgear, metal enclosed outdoor type switchgear, outdoor type switchgear without metal enclosure, etc.
What is switchgear and its essential components?
Switchgear essentially consists of switching and protecting devices such as switches, fuses, isolators, circuit breakers, protective relays, control panels, lightning arrestors, current transformers, potential transformers, auto reclosures, and various associated equipment.
What is a substation switchgear?
Switchgear is a part of the substation. Switchgear in substations are located on both sides of high voltage, low voltage sides of large transformers units. The Switchgear carries out the functions of carrying, making, and breaking the normal load current like a switch.
What is this specification for medium voltage switchgear?
This specification covers the basic design and functional requirements medium voltage metal-clad switchgear with vacuum circuit breakers and optional arc resistance. It is intended as a supplement to single line diagrams and data sheets for switchgear projects.
What is the technical specification for metal clad switchgear?
Technical Specification Metal-clad Switchgear. This specification covers the basic design and functional requirements medium voltage metal-clad switchgear with vacuum circuit breakers and optional arc resistance. It is intended as a supplement to single line diagrams and data sheets for switchgear projects.
How is switchgear equipped to be handled?
Switchgear shall be equipped to be handled by crane. Where cranes are not available, switchgear shall be suitable for skidding in place on rollers using jacks to raise and lower the groups. Switchgear being stored prior to installation shall be stored so as to maintain the equipment in a clean and dry condition.
What is 5 kV switchgear and circuit breakers?
[Metal-clad switchgear and circuit breakers rated for 4.76 kV are referred to as 5 kV or 5 kV class switchgear and circuit breakers in this specification]. Submittals – for Review/approval