Back Can (HY-BC580U or BBF-100EA / BB-671)
Mount Rails (Q-HY-TB2)
Tile Bridge (TBF-100EA)
Ceiling Tile
Speaker
Attached Screw
or
4. INSTALLATION
Note:
Back Can shall be "TOA HY-BC580U", if UL1480UUMW, ULC-541S, (Fire alarm signaling) or UL 2043 (use in air
handling spaces)
is required. All wire entry Knockouts should use Metal conduit and Metal fitting only. No Rubber bushings on enclosures.
Local codes may require other installation methods. Check with authority having jurisdiction to determine acceptability of the
mounting methods shown.
Make sure to connect an appropriate wire from transformer with the "Tr" speaker terminal.
See the diagrams below for wire color and transformer tap selection (70 V line and 25 V line).
CAUTION:
To conform with UL 1480 UUMW / ULC-S541, requirements for fire alarm signaling speaker, field wires must be connected as
shown in the wiring digram below. And, installation must comply with all National and Local Building Codes, also NFPA guidelines.
5. WIRING DIAGRAMS
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