Required Reprogramming Of Ch531 Controls - Trane CVHE Installation Manual

Required reprogramming of CH531 controls

Important: For a chiller retrofitted with an AFDH drive to operate correctly and efficiently, it is
Important: Make sure your laptop is loaded with the most current version of TechView or
Table 20. CH531 CVR firmware parameter settings with a retrofit AFDH
TechView Configuration View
CH531 Tab Parameter Name
Starter type
Impeller Diameter (CPIM)
Compressor1: Number of stages
Condenser Pressure Sensor
TechView Configuration View
Starter Tab Parameter Name
Restart Inhibit Stop to Start Time
Surge Protection
Surge Sensitivity
Restart Inhibit Stop to Start Time
(or Power Loss Reset Time)
Stop Delay
Unit Voltage
Voltage Transformer Ratio
Rated Load Amps (RLA)
CT Meter Scale
Current Unbalance Trip Point
Current Unbalance Grace Period
Maximum Acceleration Time
Acceleration Shutdown Action
Overload Type
Phase Reversal
Contactor Integrity Test
Phase Reversal Grace Period
Surge Protection
Momentary Power Loss
AFDH-SVN01A-EN
critical that the actual specific nameplate data values for the chiller be entered in the
CH531 menu parameters listed in the table below (i.e. motor data and compressor
impeller data). If the unit nameplate is missing, unreadable, or of a vintage that did
not include all of the required data categories, contact Trane Technical Services
through the toll-free Trane automated phone support system at 877-788-7263 and
use the menu code sequence of 4-2-7. Provide the support person with the chiller
serial number and request a copy of the shipped-with bill of materials for this unit.
KestrelView software so that you have the most up-to-date version of CVR MP
firmware available to install into the DynaView.
Range
Not Applicable
210 - 335
CVHE = 3, CVHF = 2
Installed, Not Installed
Range
0 - 255 Seconds
0 = Disable, 1 = Enable
0 - 100%
0 - 255 Seconds
1 - 30 Seconds
180 - 15000 Volts
0 - 700
0 - 2500 Amps
0 - 2000
15 - 100%
10 - 255 Seconds
6 - 64 Seconds
Shutdown, Transition
Exponential, Linear
Enable, Disable
Enable, Disable
20 - 1000 milliseconds
Enable, Disable
Enable, Disable
Default Setting
Wye-Delta
275 Enter CPIM from Unit Nameplate
2 Enter from Unit Nameplate
Not Installed
Default Setting
30
1
20
30
3
460 Enter from Unit Nameplate
20 Enter from Unit Nameplate
500 Enter from Unit Nameplate
0 Choose Correct Scale from
30
90
6
Shutdown
Linear
Enable
Disable
700
Enable
Enable
Installation
Recommended Setting
Non-Comm AFD
Installed
Recommended Setting
30
1
20
60
30
Table 21
30
90
6
Shutdown
Linear
Disable
Disable
1000
Enable
Disable
61