Which file should I choose?
Use UD_2103231.pdf (revision A) to read the original sheet, including its annotations and any marked dimensions. The selected drawing sheet is page 1.

ABB User - 2103231: original PDF for enclosure temperature-control equipment layouts. NGC Auxiliary Heater Switch Instructions.
A temperature device measures how hot something is or changes an output when a temperature condition is reached.
Use UD_2103231.pdf (revision A) to read the original sheet, including its annotations and any marked dimensions. The selected drawing sheet is page 1.
1 inspected original for ABB User - 2103231: UD_2103231.pdf (PDF). The manufacturer describes this configuration as NGC Auxiliary Heater Switch Instructions.
PDF · 72 KB · Rev A · Reference document
Download filename: UD_2103231.pdf
Original manufacturer drawing sheet
1 inspected original for ABB User - 2103231: UD_2103231.pdf (PDF). The manufacturer describes this configuration as NGC Auxiliary Heater Switch Instructions.
ABB supplied the original files through https://search.abb.com/library/Download.aspx?DocumentID=UD%2F2103231&LanguageCode=en&DocumentPartId=&Action=Launch. The source reference, revision, original bytes and checksum are retained with each download.
Original publisher: ABB. Source checked 2026-11-11. Original bytes are preserved; file links and document references identify the source.
Manufacturer source discovery; confirm the exact regional equipment configuration and certification separately.
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