The arrow oil level indicator (hereinafter referred to as oil indicator) is designed:
- for determining the level of liquid dielectric material (hereinafter referred to as oil) in the
expanders of oil transformers, autotransformers and
special transformers, or other apparatus in the process of its
operation;
- for setting the normal oil level in the oil conservator when filling the transformer with oil; for determining the level of oil in the oil conservator during its operation
of the transformer;
- to give an electrical signal at minimum and maximum operating oil levels in the oil conservator
operating oil levels in the oil conservator
MC-2 - for transformers having an expander without a flexible sheath, and an expander for a contactor.
and expander for on-load tap-changer.
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