intermediate trunk distributing frame

intermediate trunk distributing frame

[‚in·tər′mēd·ē·ət ′trəŋk di′strib·yəd·iŋ ‚frām]

(electricity)

A frame which mounts terminal blocks for connecting linefinders and first selectors.

McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.