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(3.) One Form--C supervision (trouble) relay to control the operation of the Trouble LED on a remote test/reset
station.
(4.) Capable of direct connection to two individual detector modules.
(5.) Can be wired to up to 14 other duct smoke detectors for multiple fan shutdown applications.
17. Time Guard
a. Shall prevent compressor short cycling by providing a 5--minute delay (±2 minutes) before restarting a com-
pressor after shutdown for any reason.
b. One device shall be required per compressor.
18. Electric Heat:
a. Heating Section
(1.) Heater element open coil resistance wire, nickel--chrome alloy, 0.29 inches inside diameter, strung through
ceramic insulators mounted on metal frame. Coil ends are staked and welded to terminal screw slots.
(2.) Heater assemblies are provided with integral fusing for protection of internal heater circuits not exceeding
48 amps each. Auto reset thermo limit controls, magnetic heater contactors (24V coil) and terminal block
all mounted in electric heater control box (minimum 18 ga galvanized steel) attached to end of heater
assembly.
Copyright 2011 Carrier Corp. S 7310 W. Mo rris St. S India napolis, IN 46231 Printed in U.S.A. Edition Da te: 01/11
Manufacturer reserves the right to change, at any time, specifications and designs without notice and without obligations .
Catalog No: 50TCQ---05PD
Replaces: 50TCQ --- 03PD
50TCQ
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