York Y34 manual Millennium Single Package Rooftop Units, TOMORROW’S Unit Today General, Featuring

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TECHNICAL GUIDE

MILLENNIUM®

SINGLE PACKAGE ROOFTOP UNITS

Y32, Y33 & Y34

25, 30, & 40 TON

25 TON (10 EER)

30 & 40 TON (9.5 EER)

30 TON UNIT SHOWN

ISO 9001

Certified Quality

Management System

246653-YTG-E-0108

TOMORROW’S UNIT TODAY

GENERAL

Introducing the YORK Millennium 25, 30, & 40 ton rooftop line - units designed to provide peak performance and value both today and for years to come. Millennium units are manu- factured at an ISO 9001 registered facility, and each rooftop is completely computer-run tested prior to shipment.

The Millennium is designed to be flexible enough to meet your needs today and in the future. The true value of YORK’s Millennium is that it can be designed to fit any need, from cooling only, constant volume applications to variable air vol- ume systems with variable frequency drive.

FEATURING:

•Cooling Only Units

•Cooling/Gas Heating Units (Natural) Standard or Modulating Gas Heat available

•Cooling/Electric Heating Units

•Cooling/Hot Water Heating Units

•Cooling/Steam Heating Units

•Industry Leading Efficiency

•Double Wall Construction

•Stainless Steel or Powder Coated Drain Pan

•Multiple Scroll Compressors

•Multiple Refrigeration Circuits

•Upgradable Motor Efficiency

•Enhanced Filtration

•Vibration Isolated Supply Fan and Motor

•Technicoated Evaporator and Condenser Coils

•High Capacity Evaporator Coils

•Single Power Point Connection

•Easy Access Hinged Doors

•Variable Air Volume

•Constant Air Volume

•Factory Installed Economizers/Disconnect/Convenience Outlet/Control Options

•Low Profile

MILLENNIUM SIMPLICITY® ELITE™ FEATURES:

•Single Button Programming and LED Display

•Designed to operate on both constant and variable air volume units

•365-Day real time clock with automatic Daylight Savings time adjustment

•Occupancy Schedule allowing two schedules per day

•20 Holiday schedules with programmable schedules that can start at any time, day or night

•Patented Comfort Ventilation operation for economical and comfortable economizer operation

•Demand Ventilation option to assure proper IAQ condi- tions based on available space or return air CO2 levels

•Temperature/Humidity programming algorithm allows programmable limits to help control humidity in the space

•Smoke Purge automatically ventilates the space when smoke is detected

•Monitors dirty filters and proves airflow before starting heating or cooling

•Intelligent recovery to bring the space temperature up to occupied setting quicker and more economically

FOR DISTRIBUTION USE ONLY - NOT TO BE USED AT POINT OF RETAIL SALE

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Contents Millennium Single Package Rooftop Units Millennium Simplicity Elite FeaturesTOMORROW’S Unit Today General FeaturingTable of Contents List of Figures Power Exhaust ONE Forward CurveElectrical Data 40 TON with Electric List of TablesOverview Features and BenefitsInstallation Features Construction Features Standard Features List of Features and BenefitsFactory Installed Options Field Installed AccessoriesNomenclature General Physical Data Refrigerant Charge Selection ProcedureSelect Unit Unit Tons Model TypeStandard GAS Heating Capacities Temperature RiseMinimum Heating CFM Modulating GAS Heating CapacitiesElectric Heating Capacities Modulating HeatMBH Physical Data HOT Water Coil 1 ROW HOT Water HEATING1Water Pressure Drop 1 ROW, 25 & 30 TON Static Resistance HOT Water Coil 25 & 30 TONHOT Water Coil 1 ROW 40 TON1 HOT Water Coil 25 & 30 TON, 1 ROW, AT 10 GPM HOT Water Coil 25 & 30 TON, 1 ROW, AT 30 GPM HOT Water Coil 40 TON, 1 ROW, AT 10 GPM HOT Water Coil 40 TON, 1 ROW, AT 30 GPM Water Pressure Drop 2 ROW, 25 & 30 TON Physical Data HOT Water Coil 2 ROWHOT Water Coil 2 ROW, 25 & 30 TON1 HOT Water Coil 2 ROWS, 40 TON1HOT Water Coil 25 & 30 TON, 2 ROW, AT 20 GPM HOT Water Coil 25 & 30 TON, 2 ROW, AT 60 GPM HOT Water Coil 40 TON, 2 ROW, AT 20 GPM HOT Water Coil 40 TON, 2 ROW, AT 60 GPM Physical Data Steam Coil 1 ROW Steam HeatingSteam Coil 1 ROW, 40 TON Static Resistance Steam Coil 1 ROW, 40 TONSteam Coil 40 TON, 1 ROW Supply FAN Motor and Drive DATA1 Exhaust FAN Drive DataRPM STDExample Supply AIR Drive Adjustment30 TON Drive Adjustment 25 TON Drive Adjustment40 TON Drive Adjustment Drive Adjustment for Power Exhaust 30 & 40 TON Drive Adjustment for Power Exhaust 25 TONRPM REQ’D PD HP M Otor & 976 RPM D RiveMBH Cooling Performance 25 TONCooling Performance 30 TON Standard Capacity Coil 95F 105F 125F Cooling Performance 30 TON High Capacity Coil 95F 105F CFM Cooling Performance 40 TON Standard Capacity Coil 95F 105F 115F 125F Cooling Performance 40 TON High Capacity Coil 95F 105F 115F 125F AIR Temp Altitude Feet Altitude Correction FactorsYTG-E-0108 Available External Static Pressure IWG Airflow CFM RPM BHP3 FAN Performance 25 TON1800 RPM BHP3 FAN Performance 30 TON 1Ton Forward Curve 18000 FAN Performance 40 TON1,2FAN Performance 40 TON FAN Performance 25 & 30 TON AIRFOIL1,2 1601 1636 1672 1707 1740 FAN Performance 40 TON AIRFOIL1,2 17000 18000 Component Static RESISTANCE1 Available External Static Pressure IWG Airflow CFM RPM BHP2 Power Exhaust ONE Forward Curved FAN 25 TON1Power Exhaust 25 Ton Power Exhaust TWO Forward Curved Fans 30 & 40 TON1 Power Exhaust TWO Forward Curved Fans 30 & 40 Tons Electrical Data 30 TON Basic Unit R22 Electrical Data 25 TON Basic Unit R22Electrical Data 40 TON Basic Unit R22 MCA Electrical Data 25 TON with Electric Heat R22MPS RLA LRA MCC QTY FLAQTY RLA LRA MCC FLA Electrical Data 30 TON with Electric Heat R22Electrical Data 40 TON with Electric Heat R22 Electrical Data 25 TON with Power Exhaust R22 Electrical Data 30 TON with Power Exhaust R22 Electrical Data 40 TON with Power Exhaust R22 RLA LRA MCC YTG-E-0108 11.0 14.2 100 22.2 17.0 22.0 110 208-3-60 460-3-60 11.0 17.0 12.4 19.3 100 22.0 110 27.0 102 109 125 107 208-3-60 460-3-60 11.0 17.0 100 12.4 19.3 110 22.0 101 125 27.0 107 102 109 Supply FAN Motor VFD Weights Unit WeightsExhaust FAN Motor VFD Weights LECT. H EATIndoor Sound Power Rating Unit CornerweightOutdoor Sound Power Rating Attenuation FactorsRear Left Side Right Left Side Left Side Rear Front Rear Rear Millennium Overhead View Back View Endfixedreturnoutsideorwithair Partial Roof Curb Model 1RC0455P Guide Specifications York Millennium 25, 30, & 40 TON Units AIR Filtering System Energy Recovery Ventilation Field Installed OptionAIR Inlet System Heating System OptionalElectric Heating Section Refrigeration SystemHot Water Heating Coil Steam Heating CoilControls Equipment Control Features Comfort Control FeaturesOverview Optional Communication TranslatorOptional Control Available AccessoriesJohnson Controls Unitary Products York Drive Norman, OK

Y32, Y34, Y33 specifications

The York Y33, Y32, and Y34 series represents a significant advancement in rooftop packaged units designed for commercial HVAC applications. These models are known for their reliability, energy efficiency, and innovative features that cater to diverse climate control needs.

The York Y33 series introduces modern features aimed at maximizing comfort and reducing energy costs. Its sleek design and compact size make it a versatile option for various applications, including retail spaces, office buildings, and industrial facilities. One of the standout features of the Y33 is its variable-speed compressor technology. This allows the unit to adjust its cooling output based on real-time demand, resulting in notable energy savings compared to traditional single-speed units.

The Y32 model builds upon the strengths of the Y33, offering enhanced capabilities for large commercial spaces. It incorporates advanced controls and building management system (BMS) connectivity, enabling seamless integration into existing infrastructure. The Y32 is designed with a focus on ease of maintenance and serviceability, featuring accessible components that streamline repair processes.

The York Y34 series emphasizes environmentally friendly practices, utilizing low-GWP refrigerants that minimizes its impact on the environment. It also boasts improved heat exchangers that increase efficiency and performance. The Y34’s design minimizes noise levels, making it ideal for applications where quiet operation is paramount, such as schools and healthcare facilities.

All three models share several key technologies, including fan and motor designs that optimize airflow while reducing energy consumption. Additionally, the series features enhanced insulation, significantly improving thermal performance and reducing the risk of condensation-related issues.

In summary, the York Y33, Y32, and Y34 models represent a commitment to innovation in commercial HVAC systems. Their combination of advanced technology, energy efficiency, and user-friendly design makes them suitable for a variety of applications while promoting sustainability and operational cost-effectiveness. Investing in these units not only supports optimal indoor climate control but also aligns with the growing demand for eco-friendly solutions in today’s commercial landscape.
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