Product Profile of Compass

Abb is well known for its various types of switchgears. Compass that falls under the category of air-insulated model is a compact prefabricated ais substation available for up to 170 kv rated voltage. They are suited both for indoor and outdoor applications. Salient features are as follows:

• Thoroughly type-tested.

• Bays pre-fabricated.

• Bus bars pre-fabricated and self-supported

• Control and protection system based on bay-computers and digital protective relays

• Control and protection system pre-wired and pre-tested in factory before shipment.

• Appropriate design of the earthing grid in order to obtain a global consistency of the substation as a whole.

• Flexibility in terms of circuit-diagram as well as layout

• Mobility.

• Minimum impact on the environment