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HC-CE& SF6 Circuit-Breaker Maintenance and Overhaul Instructions

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This document provides detailed instructions for the maintenance, inspection, servicing, and overhaul of the ASEA BROWN BOVERI SF6 circuit-breaker, type HC-CE&. It covers procedures for handling the SF6 extinction medium, dismantling and reassembling the extinction unit and operating mechanism, and includes schedules, lubrication, and tool lists.

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