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QTC3040T
Quantech QTC3040T User Manual
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Quantech
109
Section 5: T
echnical data
Form
QT
C3
-N
M1
Issue date: 12/19/2023
5
5
Five and six fan isolator locations -
3090THE, 31
10TSE, 3095TSE, 3100THE
All dimensions are inches unless otherwise specied.
LD18080
Eight fan isolator locations - 3125TSE, 3140TSE, 3129THE
LD18081
108
110
Table of Contents
Conditioned-based maintenance
4
Section 1: General chiller information and safety
11
Introduction
11
Warranty
11
Handling
11
Safety and quality
12
About this manual
12
Misuse of equipment
12
Section 2: Product description
15
Introduction
15
General system description
15
Communications
17
Building automation system interface
18
Power panel
18
Accessories and options
18
Section 3: Handling and storage
33
Delivery and storage
34
Inspection
34
Moving the chiller
34
Lifting weights
36
Lifting using lugs
36
Lifting using shackles
36
Section 4: Installation
37
Installation checklist
37
Location and clearances
37
Spring isolators: optional
38
Compressor mounting
38
Chilled liquid piping
38
Pipework arrangement
39
Wiring
39
Relief valves
40
High pressure cutout
40
Single-point supply connection – terminal block, non-fused disconnect switch or circuit breaker
41
Section 5: Technical data
47
Physical data QTC3041 to QTC3230, 60 Hz
50
Electrical data
57
Compressor heaters
57
Electrical notes
72
Weight distribution and isolator mounting positions
106
Clearances
107
Isolator locations
108
Isolator information
111
Section 6: Commissioning
117
Preparation, with power off
117
Commissioning the pump VFD
120
Preparation, with power on
120
Determining proper oil levels
124
Section 7: Unit controls
129
Introduction
129
IPU II and I/O boards
129
Transformer
130
Display
130
Keypad
130
Unit switch
130
Battery backup
130
Programming the number of compressors
130
Status key
131
Display/print keys
140
Entry keys
148
Setpoints keys
149
Schedule/advance day key
150
Program key
152
Unit keys
158
BACnet, Modbus, N2, and YORKTalk 2 communications
166
Section 8: Unit operation
171
Capacity control
171
Suction pressure limit controls
172
Discharge pressure limit controls
172
Leaving chilled liquid control
172
Leaving chilled liquid control override to reduce cycling
173
Leaving chilled liquid system lead/lag and compressor sequencing
174
Return chilled liquid system lead/lag and compressor sequencing
174
Anti-recycle timer
174
Anti-Coincidence Timer
174
Evaporator pump control and Quantech hydro kit pump control
174
Evaporator heater control
175
Pumpdown control
175
Standard condenser fan control
175
VSD fan
175
Changing the switch point of the thermal dispersion flow switch
175
Load limiting
179
Compressor run status
179
Alarm status
179
Remote BAS/EMS temperature reset using a voltage or current signal
180
Section 9: Service and troubleshooting
181
Clearing history buffers
181
Resetting system lockout faults
181
Service mode
181
Service mode, outputs
181
Service mode, chiller configuration
182
Service mode, analog and digital inputs
182
Control inputs/outputs
183
Checking inputs and outputs
185
Optional printer installation
191
Troubleshooting
193
Section 10: Maintenance
195
Compressors
195
Condenser fan motors
195
Condenser round tube coils
195
Condenser MCHX
195
Microchannel coil cleaning
195
Operating parameters
198
On-board battery backup
198
Thermal dispersion flow switch
198
Brazed plate heat exchanger (evaporator) heater
198
Overall unit inspection
198
Temperature
202
Figure 1: Unit components, front view
21
Figure 2: Unit components, side view
22
Figure 3: Power panel components
23
Figure 4: Power Panel and control components
24
Figure 5: Process and instrumentation diagram
31
Figure 6: Rigging and lifting label
33
Figure 7: Unit Rigging/Lifting
35
Figure 8: Lifting lugs
36
Figure 9: Chilled liquid system
39
Figure 10: Single-Point Supply Connection – Terminal Block, Non-Fused Disconnect Switch or Circuit Breaker
41
Figure 11: Control Wiring Inputs
42
Figure 12: Thermal Dispersion Flow Switch
44
Figure 13: Wiring of Thermal Dispersion Flow Switch
44
Figure 14: Control wiring outputs
46
Figure 15: Elementary Wiring Diagram
76
Figure 16: Elementary Wiring Diagram
78
Figure 17: Fan Wiring, Standard Air Flow
80
Figure 18: Fan Wiring, High Air Flow
82
Figure 19: Single and Dual Point Wiring Options
84
Figure 20: Pump Wiring
85
Figure 21: EEV Controller Elementary Diagram
87
Figure 22: Compressor Wiring
88
Figure 23: Power Options Connection Diagram
90
Figure 24: Power Panel
92
Figure 25: Micro Panel Connections
94
Figure 26: Four Fan Units Dimensions – 3040THE, 3050THE, 3055THE, 3060THE, 3079THE
96
Figure 27: Four Fan Units Dimensions – 3070TSE, 3075TSE, 3085TSE
97
Figure 28: Four Fan Units Dimensions – 3070TZJ
98
Figure 29: Five Fan Units Dimensions – 3090THE
99
Figure 30: Five Fan Units Dimensions – 3095TZJ
100
Figure 31: Six Fan Units Dimensions – 3095TSE, 3100THE, 3110TSE
101
Figure 32: Eight Fan Units Dimensions – 3120THE, 3125TSE, 3129THE, 3140TSE
102
Figure 33: Eight Fan Units Dimensions – 3140TZJ
103
Figure 34: Ten Fan Units Dimensions – 3160TSE, 3150THE, 3170THE
104
Figure 35: Twelve Fan Units Dimensions - 3205THE, 3225THE
105
Figure 36: Sample Printout Supplied in the Isolator Package and in the Chiller Panel Literature Packet
106
Figure 37: Unit Clearances – All Models
107
Figure 38: EEV IB-G Interface Board
119
Figure 39: Drive Display
122
Figure 40: Circuit breaker panel
123
Figure 41: Tandem Set
124
Figure 42: Trio Set
124
Figure 43: Status Key Messages Quick Reference List
139
Figure 44: Operation data
143
Figure 45: Setpoints Quick Reference List
155
Figure 46: Unit Keys Options Programming Quick Reference List
165
Figure 47: Micro Panel Connections
167
Figure 48: Leaving Water Temperature Control Example
172
Figure 49: Setpoint Adjust
173
Figure 50: Condenser Fan Locations
176
Figure 51: Microboard Layout
184
Figure 52: I/O Board Relay Contact Architecture
188
Figure 53: Printer to microboard electrical connections
192
Table 1: Canadian Registration Numbers
16
Table 2: Complete Pin number description
25
Table 3: Chemical specification of water
43
Table 4: Temperatures and Flows
47
Table 5: Ethylene and Propylene Glycol Correction Factors
49
Table 6: Physical data and nominal data
50
Table 7: Micropanel Power Supply
57
Table 8: Voltage Range
57
Table 9: Pump Electrical Data 60 Hz
58
Table 10: Transformer Load
58
Table 11: Electrical data without pumps, R-410A
59
Table 12: Electrical data without pumps R-454B
65
Table 13: Wiring lugs
70
Table 14: Drive programming parameters
122
Table 15: QTC3 Fault and Inhibit Codes
138
Table 16: Legend
138
Table 17: Cooling Setpoint, Programmable Limits, and Defaults
151
Table 18: Program key limits and default
154
Table 19: Program key limits and default
156
Table 20: Minimum, Maximum and Default Values
167
Table 21: Values Required for BAS Communication
168
Table 22: Real Time Error Numbers
169
Table 23: Sample compressor staging for return water control
173
Table 24: QTC3 Standard Condenser Fan Control Using Discharge Pressure Only (2, 3, or 4 Fans per System)
177
Table 25: QTC3 Standard Condenser Fan Control Using Discharge Pressure Only (5 or 6 Fans per System)
178
Table 26: Compressor Operation Load Limiting
179
Table 27: I/O Digital Inputs
183
Table 28: I/O Digital Outputs
183
Table 29: I/O Analog Inputs
183
Table 30: I/O Analog Outputs
183
Table 31: Outdoor Air Sensor Temperature/Voltage/Correlation
185
Table 32: Entering/Leaving Chilled Liquid Temp. Sensor, Temperature/Voltage Correlation
186
Table 33: Pressure Transducers
187
Table 34: Data logging to flash
189
Table 35: Troubleshooting
193
Table 36: Cleaning materials
198
Table 37: Temperature conversion chart
199
Table 38: R-410A pressure temperature chart
200
Table 39: R-454B pressure temperature chart
201
Table 40: SI-metric conversion
202
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Quantech QTC3040T Specifications
General
Brand
Quantech
Model
QTC3040T
Category
Chiller
Language
English
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