QUANTECH
8
FORM QTC3-NM1
ISSUE DATE 08/03/2022
LIST OF FIGURES
FIGURE 1 - Compressor Enclosure for QTC3040HE ............................................................................................. 16
FIGURE 2 - Unit Components (Front) ....................................................................................................................20
FIGURE 3 - Unit Components (Side) ......................................................................................................................21
FIGURE 4 - Power Panel Components ..................................................................................................................22
FIGURE 5 - Power Panel / Control Components ....................................................................................................23
FIGURE 6 - Process and Instrumentation Diagram ................................................................................................29
FIGURE 7 - Unit Rigging/Lifting Points ...................................................................................................................33
FIGURE 8 - Chilled Liquid System ........................................................................................................................37
FIGURE 9 - Single-Point Supply Connection – Terminal Block, Non-Fused Disconnect Switch or
Circuit Breaker ..................................................................................................................................... 39
FIGURE 10 - Control Wiring Inputs ........................................................................................................................40
FIGURE 11 - Thermal Dispersion Flow Switch ....................................................................................................... 42
FIGURE 12 - (Combine Together) ..........................................................................................................................42
FIGURE 13 - Control Wiring Outputs ......................................................................................................................44
FIGURE 14 - Elementary Wiring Diagram ..............................................................................................................64
FIGURE 15 - Elementary Wiring Diagram ..............................................................................................................66
FIGURE 16 - Fan Wiring, Standard Low Sound or Ultra Quiet, QTC3070T - QTC3225T ...................................... 68
FIGURE 17 - Fan Wiring, High Air Flow .................................................................................................................70
FIGURE 18 - Single And Dual Point Wiring Options ...............................................................................................72
FIGURE 19 - Compressor Wiring ...........................................................................................................................76
FIGURE 20 - Power Options Connection Diagram .................................................................................................78
FIGURE 21 - Power Panel ......................................................................................................................................80
FIGURE 22 - Micro Panel Connections ..................................................................................................................82
FIGURE 23 - Sample Printout Supplied in the Isolator Package and in the Chiller Panel Literature Packet .........91
FIGURE 24 - Unit Clearances – All Models ............................................................................................................ 92
FIGURE 25 - Status Key Messages Quick Reference List ................................................................................... 118
FIGURE 26 - Operation Data ................................................................................................................................122
FIGURE 27 - Setpoints Quick Reference List .......................................................................................................134
FIGURE 28 - Unit Keys Options Programming Quick Reference List ..................................................................142
FIGURE 29 - Micro Panel Connections ................................................................................................................144
FIGURE 30 - Leaving Water Temperature Control Example ................................................................................156
FIGURE 31 - Setpoint Adjust ................................................................................................................................157
FIGURE 32 - Condenser Fan Locations ............................................................................................................... 161
FIGURE 33 - Microboard Layout ..........................................................................................................................170
FIGURE 34 - I/O Board Relay Contact Architecture ............................................................................................. 174
FIGURE 35 - Printer to Microboard Electrical Connections .................................................................................. 178