Abb Medium Voltage Instrument Transformers

Instrument transformers in the system 93 8 1 terminal designations for current transformers 93 8 2 terminal designations for voltage transformers 94.
Abb medium voltage instrument transformers. Instrument transformers and sensors current and voltage measurements from 0 6 kv to 48 kv for the protection and monitoring of medium voltage power systems. Hitachi abb power grids is an innovator in instrument transformer technology and has the most comprehensive product line in the market. Medium voltage indoor sensors the abb solution for measuring currents and voltages for protection and monitoring in medium voltage power systems. Access to the latest technology global sourcing and up to date processes ensures long life and meets the most stringent needs defined by the industry.
A voltage transformer even this is not in use. Abb portfolio for medium voltage indoor applications. A secondary short circuit will cause the unit to overheat and fail in a very short period of time. Ansi outdoor medium voltage transformers are encapsulated in hydrophobic cycloaliphatic epoxy hcep using the automatic pressure gelation apg process.
These units are typically used by utilities in substations. Abb library is a web tool for searching for documents related to abb products and. Protection of single pole insulated voltage transformers against feroresonance phenom ena is stated in appendix 3. Instrument transformers and sensors.
Medium voltage products and systems. June 2014 types vozz 20 vozz 20g voltage transformers instrument transformer product bulletin pur leaflet. Current and voltage transformers are available in voltage classes ranging from 5 kv to 34 5 kv. The range of electric values in power supply systems is very extensive.
7 2 external disturbances on capacitor voltage transformers 89 7 3 mechanical stress on capacitor voltage transformers 90 7 4 seismic properties of abb s capacitor voltage transformers 92 8. Indoor ct bar primary bushing. Ansi instrument transformers for indoor applications are available in voltage classes ranging from 0 6 kv to 35 kv. Medium voltage indoor sensors the abb solution for measuring currents and voltages for protection and monitoring in medium voltage power systems.
Ansi instrument transformers for indoor applications are available in voltage classes ranging from 0 6 kv to 35 kv.