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SAFETY WARNING

Only qualified personnel should install and service the equipment. The installation, starting up, and servicing 
of heating, ventilating, and air-conditioning equipment can be hazardous and requires specific knowledge and 
training. Improperly installed, adjusted or altered equipment by an unqualified person could result in death or 
serious injury. When working on the equipment, observe all precautions in the literature and on the tags, 
stickers, and labels that are attached to the equipment.

Electric Heaters
Precedent™ 6 to 10 Ton Models

Installation 
Instructions

Model Numbers:

Used With:

See General Information 

ACC-SVN67H-EN

October 2016

Summary of Contents for Precedent BAYHTRA309

Page 1: ...edge and training Improperly installed adjusted or altered equipment by an unqualified person could result in death or serious injury When working on the equipment observe all precautions in the literature and on the tags stickers and labels that are attached to the equipment Electric Heaters Precedent 6 to 10 Ton Models Installation Instructions Model Numbers Used With See General Information ACC...

Page 2: ...avoided could result in death or serious injury CAUTIONs Indicates a potentially hazardous situation which if not avoided could result in minor or moderate injury It could also be used to alert against unsafe practices NOTICE Indicates a situation that could result in equipment or property damage only accidents WARNING Proper Field Wiring and Grounding Required Failure to follow code could result ...

Page 3: ... EN 3 to its content without obligation to notify any person of such revision or change Trademarks All trademarks referenced in this document are the trademarks of their respective owners Revision History Updated eFlex models ...

Page 4: ...4 ACC SVN67H EN Table of Contents General Information 5 General 6 Inspection 7 Installation 8 Electrical Data 12 ...

Page 5: ... THC074F3 THC092F3 THC102F3 BAYHTRA327 TSC120F3 THC074F3 TZC072F3 THC092F3 TZC090F3 THC102F3 TZC102F3 BAYHTRZ318 TZC072F3 TZC090F3 TZC102F3 BAYHTRA336 TSC120F3 THC074F3 THC092F3 THC102F3 BAYHTRZ336 TZC072F3 TZC090F3 TZC102F3 BAYHTRA354 TSC120F3 BAYHTRA409 THC074F4 THC092F4 BAYHTRZ409 TZC072F4 TZC090F4 TZC102F4 BAYHTRA418 TSC120F4 THC074F4 TZC072F4 THC092F4 TZC090F4 THC102F4 TZC102F4 BAYHTRA427 TSC...

Page 6: ...354 THC120E3 BAYHTRZ354A TZC120F3 BAYHTRD418 THC120E4 TZC120F4 BAYHTRD427 THC120E4 TZC120F4 BAYHTRD436 THC120E4 BAYHTRZ436A TZC120F4 BAYHTRD454 THC120E4 BAYHTRZ454A TZC120F4 BAYHTRU309 THC072F3 WSC090E3 BAYHTRU318 THC072F3 WSC090E3 BAYHTRU327 THC072F3 WSC090E3 BAYHTRU336 THC072F3 WSC090E3 BAYHTRU409 THC072F4 WSC090E4 BAYHTRU418 THC072F4 WSC090E4 BAYHTRU427 THC072F4 WSC090E4 BAYHTRU436 THC072F4 WSC...

Page 7: ...mage is found it must be reported immediately and a claim made against the transportation company 3 Check the heater nameplate model number and compare with the electrical data tables Ensure that the available power supply and unit s model number complies with the particular heater being used Figure 1 Electromechanical wiring diagram ...

Page 8: ... 7 Refer to Table 2 If the unit heater combination being installed is the same as any in this table and the application is for horizontal airflow the limit control TCO A must be replaced with the extra limit control shipped with the heater Replace TCO A following the instructions in steps 8 and 9 If the unit heater combination being installed does not correspond to any in this table or if the appl...

Page 9: ...g to engage the support rod with the support rod hanger The BAYHTRA BAYHTRB and BAYHTRD models will have a guide rod and a support bracket to help with the installation See Figure 5 Be very careful to avoid dragging the heater element on the edges of the opening in vestibule panel as this could damage or pinch the heater elements resulting in a short circuit Engage the bottom edge of heater elemen...

Page 10: ...lush against center post and secure each door stop with 1 or 2 screws See zoom view in Figure 8 or Figure 9 14 Remove the wire nuts from W1 W2 and W3 15 For models with the control box in the outdoor section route the wires through the wire access opening in the divider panel then up to the unit control box entering through the bottom wire access opening on the left side See Figure 8 For models wi...

Page 11: ...element with ohmmeter and verify that heater element terminals are electrically isolated from cabinet and ground infinite resistance On downflow units with or without duct work installed or horizontal units without ductwork installed remove horizontal supply cover and carefully inspect elements after installation for damage or proximity to supporting structure or cabinet At least 1 4 clearance is ...

Page 12: ...int connection standard efficiency Standard Indoor Motor Oversized Indoor Motor Tons Unit Model Number Heater Model Number Heater kW Rating a Control Stages MCA Max Fuse Size or Max Circuit Breaker MCA Max Fuse Size or Max Circuit Breaker 208 230 Volts Three Phase 6 TSC072F3 BAYHTRS309 6 8 9 0 1 36 5 36 5 50 50 37 8 37 8 60 60 6 TSC072F3 BAYHTRS318 13 5 18 0 1 53 1 60 4 60 70 54 8 62 0 60 70 6 TSC...

Page 13: ...9 9 0 1 13 0 20 14 0 20 6 TSC072FW BAYHTRSW18 18 0 1 23 8 25 24 8 25 6 TSC072FW BAYHTRSW27 27 0 2 34 6 35 35 6 40 6 TSC072FW BAYHTRSW36 36 0 2 45 4 50 46 4 50 7 5 TSC090FW BAYHTRWW18 18 0 1 23 4 25 25 9 30 7 5 TSC090FW BAYHTRWW27 27 0 2 34 3 35 36 8 40 7 5 TSC090FW BAYHTRWW36 36 0 2 45 0 45 47 5 50 7 5 b TSC092FW 5AYHTRTW18 18 0 1 23 4 25 26 3 30 7 5 b TSC092FW BAYHTRTW27 27 0 2 34 3 35 37 1 40 7 ...

Page 14: ... 2 145 8 160 2 150 175 10 WSC120E3 BAYHTRB354 40 6 54 0 2 192 7 181 8 200 200 460 Volts Three Phase 6 WSC072E4 BAYHTRW409 9 0 1 33 8 40 34 4 40 6 WSC072E4 BAYHTRW418 18 0 1 47 4 50 48 0 50 6 WSC072E4 BAYHTRW427 27 0 2 60 9 70 61 5 70 6 WSC072E4 BAYHTRW436 36 0 2 74 4 80 75 0 80 7 5 WSC090E4 BAYHTRU409 9 0 1 32 5 40 35 4 40 7 5 WSC090E4 BAYHTRU418 18 0 1 46 1 50 49 0 50 7 5 WSC090E4 BAYHTRU427 27 0...

Page 15: ...HC092F3 BAYHTRA336 27 0 36 0 2 104 5 118 9 110 125 7 5 TZC090F3 BAYHTRA309A 6 8 9 1 18 8 21 7 52 52 7 5 TZC090F3 BAYHTRZ318A 13 5 18 1 37 5 43 3 86 86 7 5 TZC090F3 BAYHTRA327A 20 3 27 2 56 3 65 0 120 120 7 5 TZC090F3 BAYHTRZ336A 27 36 2 75 1 86 6 154 154 8 5 THC102F3 BAYHTRA309 6 8 9 0 1 42 0 42 0 50 50 8 5 THC102F3 BAYHTRA318 13 5 18 0 1 57 5 64 8 60 70 8 5 THC102F3 BAYHTRA327 20 3 27 0 2 81 0 91...

Page 16: ... 3 77 10 THC120F4 BAYHTRD418 18 0 1 32 5 35 10 THC120F4 BAYHTRD427 27 0 2 46 0 50 10 THC120F4 BAYHTRD436 36 0 2 59 5 60 10 THC120F4 BAYHTRD454 54 0 2 70 4 80 10 TZC120F4 BAYHTRD418A 18 1 21 7 43 10 TZC120F4 BAYHTRD427A 27 2 32 5 60 10 TZC120F4 BAYHTRZ436A 36 2 43 3 77 10 TZC120F4 BAYHTRZ454A 54 2 65 0 91 575 Volts Three Phase 6 TZC072FW BAYHTRAW18 18 1 17 3 37 6 TZC072FW BAYHTRAW36 36 2 34 6 64 7 ...

Page 17: ...ferent airflow use the following formula Temperature rise C across electric heater kW x 2985 M3 H c To calculate the temperature rise in Fahrenheit at different airflow use the following formula Temperature rise F across electric heater kW x 3414 1 08 H Table 8 Air temperature rise 380 415 volt 50 hz a Degrees C b Degrees F c 6 Ton 7 5 Ton 8 5 Ton 10 Ton 6 Ton 7 5 Ton 8 5 Ton 10 Ton 4100 M3 H 5100...

Page 18: ...16 9 20 2 58 69 2 40 9 43 9 45 45 40 9 43 9 45 45 BAYHTRT436 22 6 26 9 78 92 2 51 6 55 5 60 60 51 6 55 5 60 60 BAYHTRT454 33 8 40 4 116 138 2 73 1 79 0 80 80 73 1 79 0 80 80 a kW and MBh shown for 380V 415V Table 10 Heat pump units with electric heater single power source 380 415 volt three phase 50hz Standard Indoor Fan Motor Oversized Indoor Fan Motor Unit Model No Heater Model No Heater a kW Ra...

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Page 20: ...nd increase industrial productivity and efficiency We are a global business committed to a world of sustainable progress and enduring results For more information visit www ingersollrand com Ingersoll Rand has a policy of continuous product and product data improvement and reserves the right to change design and specifications without notice We are committed to using environmentally conscious prin...

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