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QTH1 0035, 0075, 0105, and 0140

Air-Cooled Inverter Scroll Chiller and Heat Pump

35 Ton to 140 Ton

Air-Cooled Scroll Liquid Chillers

Quick Start Guide

New Release

Form QTH1-QSG1 (1223)

Issue Date:

December 20, 2023

R-454B

Содержание QTH1 0035

Страница 1: ...35 0075 0105 and 0140 Air Cooled Inverter Scroll Chiller and Heat Pump 35 Ton to 140 Ton Air Cooled Scroll Liquid Chillers Quick Start Guide New Release Form QTH1 QSG1 1223 Issue Date December 20 2023...

Страница 2: ...dividual shall also be familiar with and comply with all applicable industry and governmental stan dards and regulations pertaining to the task in question Safety symbols The following symbols are use...

Страница 3: ...All wiring must be in accor dance with Johnson Controls published specifications and must be performed only by a qualified electrician Johnson Controls will NOT be responsible for damage problems resu...

Страница 4: ...onfiguration power on 10 Mechanical checks 10 Modular units installation 15 Micro DIP switch configuration SW301 from 1 to 5 15 Quantity of combined modules 15 Micro DIP switches configuration SW301 f...

Страница 5: ...c connections refer to Form QTH1 ICOM1 Single unit Electrical checks power off The QTH1 requires an electrical connection with a power of 460 VAC 60 Hz Refer to Technical data in Form QTH1 ICOM1 for m...

Страница 6: ...gle module Flow switch SFM2 80L 93 XT2 Figure 4 Hot water flow switch SFM2 single module External interlock Install an electrical link on terminals 80H 88 XT2 if required Figure 5 External interlock M...

Страница 7: ...l for the start or stop switch Figure 6 Location of the HMI on the units Configuring the unit for remote operation mode selection 1 Wire dry contacts to XT2 terminals 80F 86 for cooling or heating mod...

Страница 8: ...g be tween the hydro kit and control panel needs to be fin ished in the field except for hydro kits combined with units such as 0035PJP Outlet pipe heater of cold water hydro kit EPH14 The active cont...

Страница 9: ...tance is calculated taking the cable diameters shown in this table For longer lengths and for cables laying with other cables the minimum cable diameter must be recalculated to a higher value to allow...

Страница 10: ...e access level indication in the upper right cor ner changes accordingly Configuring the language 1 In access level O press HMI in the menu 2 Select Language Setpoint select the appropriate language a...

Страница 11: ...quid temperature setpoints in Cool Heat EWT Setpoint or Cool Heat LWT Setpoint 3 Set according to cooling heating control selection For setpoint temperature less than 40 F 4 4 C see Low temperature le...

Страница 12: ...n You can only clear the fault history with S level access Active faults are colored blue while recognized faults in the fault history are colored black Press on a fault item to access detailed inform...

Страница 13: ...he micro DIP switches SW301 6 SW301 7 and SW301 8 on each control board relate to the unit mod ule type either two pipe PJP or four pipe PJS These three DIP switch are set in the factory according to...

Страница 14: ...wo mod ules set the quantity of modules to 2 Each mod ule has a control panel Sequence module selection 1 In access level O press Unit in the menu and se lect Unit Selection 2 To view the data of each...

Страница 15: ...rn temperature control it is not necessary to have an additional system return water temperature sensor Otherwise if using a leaving temperature con trol connect an additional system leaving temperatu...

Страница 16: ...ps to be connected and mon itored through a single controller Each unit features a touchscreen display that has an easy to use web style interface and intuitive navigation for easy access to op eratio...

Страница 17: ...iption A MAC address DIP switch B BAS port J3 Figure 18 SC EQ card Callout Description Callout Description A USB port E EQ 485 port B Flash IC F Connected services RJ C Debug G BAS 485 port D MAC addr...

Страница 18: ...d to converter B or To avoid malfunc tion ensure it is connected correctly Table 4 on page 18 outlines the cable length and type for interconnections Figure 19 Leader follower modules communication wi...

Страница 19: ...OFF Control Select Comm BAS and HMI selection Modbus and BACnet For the most recent points lists and protocol instruc tion for the two pipe and four pipe units refer to the Points List Two Pipe Equip...

Страница 20: ...Quantech Incorporated www Quantech HVAC com Subject to change without notice Printed in USA Copyright 2023 All Rights Reserved Form QTH1 QSG1 1223 Issue Date December 20 2023 Supersedes New Release...