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General| Brand | ABB |
|---|---|
| Model | UBBRT |
| Category | Industrial Equipment |
| Language | English |
Procedure for checking for transport damage and verifying delivery.
Details the process of mounting the tap-changer through the transformer cover, including terminal connections.
Details yoke-mounting, including measurement before/after drying and mounting to cover.
Instructions for mounting the motor-drive mechanism and aligning its position indicator.
Covers mounting of horizontal and vertical drive shafts and couplings.
Overview of the pressure relay and its function in tripping circuit breakers.
Steps for installing the pressure relay on the tap-changer.
Procedure for testing the pressure relay during transformer commissioning.
Discusses methods and limitations for oil filling, including vacuum and atmospheric pressure.
Guidelines for achieving the correct oil level in the indicator based on temperature.
Procedure for restoring the gas cushion after oil filling for pressure relay safety.
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