Hazardous Working Situations; Safety Precautions - ABB 2769522-C Installation And Maintenance Manual

1.2 Hazardous working situations

Hazard
Working close to high voltage.
Working on ladders and platforms.
Working with heavy objects.

1.3 Safety precautions

Precaution
Transformer oil
SF gas
6
Waste and cleaning up
Fire
6
Action
Disconnect all plant power. Ground all objects at the workplace.
If work must be done close to live plant components, make sure that
the safety distance is in compliance with the applicable safety
regulations.
Work must be done in accordance with the applicable safety
regulations.
Do not use ladders or platforms in poor weather conditions.
Do not walk under lifted objects.
Make sure that heavy objects are stable before starting work.
Action
Collect used transformer oil in drums.
Transformer oil is dangerous. Fumes from hot oil can cause irritation
to the respiratory organs and the eyes. Long and repeated contact
with transformer oil can cause damage to your skin.
SF gas must be recycled and never released into the atmosphere.
6
Clean up liquid waste with an adsorbent. Treat waste as hazardous
to the environment.
Extinguish fires with powder, foam or carbon dioxide.
Installation and maintenance guide
1ZSC000563-ACD EN, REV. A, 2019-06-25