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Technical Bulletin

10

SuperDuct Conventional Two-Wire Duct Smoke Detector

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Summary of Contents for SuperDuct ESD-2W

Page 1: ...ation and maintenance of duct smoke detectors is provided in the following standards NFPA 70 National Electrical Code NFPA 72 National Fire Alarm Code NFPA 90A Installation of Air Conditioning and Ven...

Page 2: ...is directed back into the ventilation system through an exhaust tube The difference in air pressure between the two tubes pulls the sampled air through the sensing chamber When a sufficient amount of...

Page 3: ...limited Quantity 1 Type Form C Ratings 2 0 A at 30 Vdc resistive Detector operating voltage 16 to 30 Vdc Detector operating current Startup 200 A Standby 70 A Alarm 5 to 100 mA Alarm impedance 50 to 7...

Page 4: ...the alarm state the duct smoke detector s Alarm LED turns on Common alarm relay contact switches position Remote alarm LED output turns on is activated In addition the duct smoke detector places a low...

Page 5: ...2 Drill the mounting holes using the drill template provided 3 Assemble the detector 4 Mount the detector on the HVAC duct 5 Verify the detector pressure differential Installing the sampling tube fro...

Page 6: ...nished testing the duct smoke detector reset the control panel in order to restore the detector to its normal state Troubleshooting You can troubleshoot problems while the duct smoke detector is in op...

Page 7: ...r 1 Remove the detector s cover then power down the detector by disconnecting the initiating device circuit wiring 2 Using a vacuum cleaner clean compressed air or a soft bristle brush remove loose di...

Page 8: ...nventional Two Wire Duct Smoke Detector 8 70 in 22 1 cm 7 75 in 19 7 cm 8 15 in 20 7 cm 2 28 in 5 78 cm 5 45 in 13 84 cm 5 40 in 13 72 cm 1 38 in 3 51 cm 1 90 in 4 83 cm 3 08 in 7 82 cm 1 60 in 4 06 c...

Page 9: ...vice on the same circuit is activated 1 2 3 4 Alarm SD TRK or SD TRM 2 Figure 8 Installation wiring diagram IDC short circuit current 100 mA 6 5 11 12 14 13 15 16 17 10 8 Auxiliary equipment CAUTION D...

Page 10: ...Technical Bulletin 10 SuperDuct Conventional Two Wire Duct Smoke Detector...

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