Trane CVHE-SVU01E-ENX39640712050 manual Control Panel Devices

Page 52

Control System

Components

Control Panel Devices

Standard Devices

 

Controls

 

 

Field Connection

Description

Package

 

Purpose

Point Terminals

1A1 Power Supply

Standard

#1

Converts 24 vac to 24 vdc

not for field use

1A2 Power Supply

(as required)

#2

Converts 24 vac to 24 vdc

not for field use

1A3 Dual Relay

Standard

Relay #1

Oil Heater Relay

not for field use

Output modules

 

 

 

 

1A4 Dual High

Standard

 

High Pressure Cutout

not for field use

Voltage Input

 

 

 

 

1A5 Quad Relay

Standard

Relay #1

Chilled water pump

J2-4 NO, J2-5 NC,

Output modules

 

 

(Relay #1)

J2-6 common

1A5 Quad Relay

Standard

Relay #2

Condenser water pump control

J2-1 NO, J2-2 NC,

Output modules

 

 

(relay #2)

J2-3 common

1A6 Dual High

Standard

Input 1

Condenser Flow Input

J2-2 Condenser water

Voltage Input

 

 

 

flow switch

1A6 Dual High

Standard

Input 2

Evaporator Flow Input

J3-2 Chilled water

Voltage Input

 

 

 

flow switch

1A7 High Power

Standard

 

Oil Pump and

not for field use

Output Relay

 

 

Refrigerant Pump

 

1A13 Dual LV Binary

Standard

Signal #1

External Auto Stop,

J2-1 Binary Input Signal #1,

input module

 

 

 

J2-2 Ground

1A13 Dual LV Binary

Standard

Signal #2

Emergency stop

J2-3 Binary Input Signal #2,

input module

 

 

 

J2-4 Ground

1A26*

Standard

 

Compressor Motor

not for field use

 

 

 

Winding Temp Sensor

 

1F1

Standard

 

LLID Power Supply Transformer

not for field use

 

 

 

Primary Circuit protection

 

1T1

Standard

 

Control Panel Power

not for field use

 

 

 

Transformer ; 120:24Vac

 

1Q1

Standard

 

Circuit Breaker - Compressor

not for field use

 

 

 

Motor Controller Control Power

 

 

 

 

Branch Circuit

 

1Q2

Standard

 

Circuit Breaker -

not for field use

 

 

 

Purge System Branch Circuit

 

1Q3

Standard

 

Circuit Breaker –

not for field use

 

 

 

Module [- LLID]

 

 

 

 

Power Supply Branch Circuit

 

1Q4

Standard

 

Circuit Breaker -

not for field use

 

 

 

Oil System Control

 

 

 

 

Branch Circuit

 

1Q5

Standard

 

Oil Pump Motor Branch

not for field use

 

 

 

Circuit protection

 

1X1 Terminal Block

Standard

 

Control Panel Terminal Block,

1X1-5 Chilled water flow

 

 

 

Flow switch connections

flow switch input

 

 

 

 

1X1-6 Condenser water flow

 

 

 

 

switch input

*previously was located in Purge Control Panel

 

 

52

CVHE-SVU01E-EN

Image 52
Contents Operation Maintenance Read these carefully Contents General Information Literature changeAbout this manual Unit NameplateCVHF091NAL00ACU2758W7E8TB C0000000K01G14C10W1A03B1Commonly Used Acronyms Control Optional PackagesOverview CvhfGeneral Information General Information Cooling Cycle Cvhf CompressorCVHE, Cvhg pressure enthalpy curve Cvhf pressure enthalpy curve TechView Chiller Service Tool DynaView Human InterfaceCVHE, CVHF, and Cvhg sequence of operation running General Information Surface Temperatures Oil and Refrigeration PumpOil refrigerant pump Base Loading Control Algorithm 20 100 percent RLAGeneral Information Ice Machine Control Free Cooling Cycle Free Cooling Frcl Hot Gas Bypass Hot Water control Heat Recovery Cycle Auxiliary CondensersControl Panel Devices and Unit Mounted Devices Unit Control Panel UCPUnit Control Panel UCP Variable water flow through the evaporator User-defined language supportOperator Interface DynaView main processorOperator Interface Chiller Stop Prevention/Inhibit Feature How It WorksTop Level Mode Description System Reset MinsecReference Main Screen Diagnostic Screen Back button provides navigation back to the chiller screen Operator Interface Reports Evaporator Report items Units Condenser Report Items UnitsCompressor Report Items Units Motor Report Items UnitsRPM Purge Report Items UnitsHistoric Diagnostics Log Ashrae Chiller Log UnitsRLA PPMChilled Water Setpoint Feature Settings Mode OverridesDescription Units Default Monitor Value ChillerDisplay Settings Description Units DefaultPurge Operator Interface Operator Interface Operator Interface Operator Interface Operator Interface Interprocessor Communication Inter Processor Communications IPC3IPC3 Definitions Bus Management BindingControl panel components layout and approximate dimensions Control System ComponentsControl System Components Control Panel Devices Machine Shutdown Manual Reset MMR Head Relief Request OutputCompressor Running Relay OpstRefrigerant Monitor Input 1A17 ExopFrcl Free Cooling Option Hgbp Hot Gas Bypass OptionTrmm TRM4 Tracer Comm 4 interface Cdrp Condenser Refrigerant Pressure OutputCondenser Pressure Output Temperature basedPressure based Refrigerant Differential Pressure Indication Output Gbas Gbas Generic Building Automation SystemPercent RLA Output Module Characteristics External Chilled Water Setpoint EcwsExternal Current Limit Setpoint Wpsr WFC Water Pressure Sensing Option1A8, 1A9, 1A11, 1A12 Quad Relay Output Status 1A13, 1A18, 1A19, 1A20 Dual Binary input module1A14 Communication interface Module Comm +1A15, 1A16, 1A17, 1A21 Dual Analog Input/output Module Recommended Length to Run external Output signalsAnalog Input Unit mounted devices Electrical Sequence Control Sequence of OperationUCP and Wye-Delta Starter Control Circuits Delay time 200 msec. Opens 2K1 Control Sequence of Operation Test and start timing sequence AFD Momentary Power Loss MPL Protection Machine Protection Adaptive ControlCurrent Overload Protection Overload trip time versus percent RLACurrent Limit Protection Phase Loss ProtectionReverse Rotation Protection SoftLoading Differential to Start or StopMinimum and Maximum Capacity Limit Leaving Water Temperature Cutout Evaporator LimitLow Refrigerant Temperature Cutout Main Processor Software Revision 6.0 and higherCutout strategy Evaporator Variable Flow Compensation Condenser LimitRestart Inhibit Start to Start Time Setting Restart InhibitRestart Inhibit Free Starts Clear Restart InhibitHigh Vacuum Lockout Oil Temperature Control Controls Chilled Water Reset CWR Outdoor Air TemperatureMaximum Reset Return WaterValues for start reset types Degrees of ResetConstant Return EquationReset Ratio Outdoor air temperature versus degrees of resetReset function for return CWR Reset Ratio = 50% Return CWR Unit Startup Unit Start-Up ProceduresDaily Unit Start-Up Before changeover to heating mode Live Electrical ComponentsToxic Hazards Seasonal Unit Start-UpUnit Shutdown Procedures Unit ShutdownOil Pump Heater Operation Seasonal Unit ShutdownPeriodic Maintenance Daily Maintenance and ChecksMoisture Contamination Record Keeping FormsWeekly Maintenance Normal Chiller Operating CharacteristicsHazardous Voltage w/ Capacitors Every 3 MonthsOff-Season Maintenance Annual MaintenanceOil Maintenance Oil Change ProcedureHeater Damage Compressor Oil Change onOil Filter Replacement Replacing Oil FilterMaintenance Oil Supply System ProblemsOther Maintenance Requirements LubricationDo not Leave Grease Fittings Installed Front View with Refrigerant PumpContains Refrigerant Refrigerant ChargeRecovery and Recycle Connections Leak TestingCleaning the Condenser Proper Water TreatmentControl Settings Adjustments Cleaning the EvaporatorUnit Corrosion Damage Purge System Unit PreparationHazardous Voltage w/ Capacitors 100 101 102 103 104 105 106 107 108 109 110 111 Trane

CVHE-SVU01E-ENX39640712050 specifications

The Trane CVHE-SVU01E-ENX39640712050 is a high-efficiency centrifugal chiller designed for commercial and industrial applications. This state-of-the-art unit is engineered to provide reliable cooling performance, energy efficiency, and optimized operational flexibility. It is particularly suitable for large-scale facilities that require significant cooling capacity and robust performance under varying load conditions.

One of the most notable features of the CVHE-SVU01E series is its advanced variable speed drive technology. This technology enables the chiller to adjust its speed according to the cooling demands of the facility, resulting in substantial energy savings. By operating at optimal speeds, this unit reduces power consumption and enhances overall efficiency. This is noteworthy in the context of rising energy costs and increasing sustainability demands across various industries.

Moreover, the CVHE-SVU01E is equipped with Trane’s proprietary Compliant Scroll compressor technology. This innovative compressor design minimizes mechanical losses and increases the efficiency of the chiller system. Additionally, the compressor is specifically designed to handle varying refrigerant flow rates, allowing the chiller to maintain performance even when faced with fluctuating conditions.

Another significant characteristic of this chiller model is its use of environmentally friendly refrigerants, aligning with global regulations aimed at reducing greenhouse gas emissions. This commitment to sustainability ensures that the CVHE-SVU01E not only provides excellent cooling performance but also adheres to contemporary environmental standards.

The unit utilizes an advanced control system that simplifies operation and enhances troubleshooting capabilities. The intuitive interface allows facility managers to monitor performance metrics, optimize operation schedules, and conduct remote diagnostics, significantly reducing costly downtime and maintenance efforts.

Furthermore, the compact and modular design of the CVHE-SVU01E makes it easy to install in various settings. Its durability is ensured through the use of high-quality materials and components, designed to withstand the rigors of demanding environments. With reduced maintenance requirements, facility operators can focus on core business functions without frequent interruptions.

In summary, the Trane CVHE-SVU01E-ENX39640712050 combines cutting-edge technologies and features to deliver exceptional performance, efficiency, and reliability in commercial cooling applications. Its advanced design contributes to reduced energy costs, minimal environmental impact, and greater operational flexibility, making it an excellent choice for organizations seeking sustainable and efficient cooling solutions.