York LA300, LB360, 600, 480 manual Table of Contents

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TABLE OF CONTENTS

DESCRIPTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 MODULAR DESIGN . . . . . . . . . . . . . . . . . . . . . . . . . 4 FACTORY-MOUNTED COMPONENTS . . . . . . . . . . 4 ACCESSORIES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 GUIDE SPECIFICATIONS . . . . . . . . . . . . . . . . . . . 23

LIST OF FIGURES

Fig.

Pg.

1 PRODUCT NOMENCLATURE . . . . . . . . . . . . . . . . . 3

2 UNIT INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . 4

3 DETAILS FOR SECURING BOTTOM MOUNTING SUPPORTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

4 LA300/LB360 WEIGHT DISTRIBUTION . . . . . . . . . 6

5 UNIT DIMENSIONS - LA300, LB360 & LB480 . . . . 11

6 25 TON LIQUID LINE SOLENOID

WIRING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

7 30, 40 & 50 TON LIQUID LINE

SOLENOID WIRING . . . . . . . . . . . . . . . . . . . . . . . . 11

8 LA300 PIPING CONNECTIONS . . . . . . . . . . . . . . . 12

9 LB360 PIPING CONNECTIONS . . . . . . . . . . . . . . . 12

10 LB480 PIPING CONNECTIONS . . . . . . . . . . . . . . . 12

11 UNIT DIMENSIONS - LB600 . . . . . . . . . . . . . . . . . . 13

12 LB600 PIPING CONNECTIONS - END PANEL DETAIL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

13 HOT WATER COIL DIMENSIONS . . . . . . . . . . . . . 14

14 STEAM COIL DIMENSIONS . . . . . . . . . . . . . . . . . . 14

15 BASE SECTION DIMENSIONS . . . . . . . . . . . . . . . 14

16 BLOWER CURVE LA300 & LB360 . . . . . . . . . . . . . 19

17 BLOWER CURVE LB480 . . . . . . . . . . . . . . . . . . . . 21

18 BLOWER CURVE LB600 . . . . . . . . . . . . . . . . . . . . 22

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LIST OF TABLES

Tbl.

Pg.

1 STATIC RESISTANCES FOR UNIT ACCESSORIES . 5 2 UNIT MOUNTING DIMENSIONS . . . . . . . . . . . . . . . . . 5 3 CORNER WEIGHTS . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

4 ACCESSORY OPERATING WEIGHT DISTRIBUTION (LBS) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

5 UNIT BLOWER MOTOR DATA . . . . . . . . . . . . . . . . . . 7 6 UNIT DRIVE DATA . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 7 MOTOR OVERLOAD ELEMENTS . . . . . . . . . . . . . . . . 8 8 HOT WATER COIL CAPACITIES. . . . . . . . . . . . . . . . . 9

9 CAPACITY CORRECTION & PRESSURE DROP

VS GPM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 10 STEAM COIL CAPACITIES (LA300 & LB360 ONLY) 10 11 CORRECTION FACTORS FOR HIGH STEAM . . . . . 10 12 UNIT DIMENSIONS - LA300, LB360 & LB480 . . . . . 11 13 HOT WATER COIL DIMENSIONS . . . . . . . . . . . . . . . 14 14 STEAM COIL DIMENSIONS . . . . . . . . . . . . . . . . . . . 14 15 BASE SECTIONS DIMENSIONS . . . . . . . . . . . . . . . . 15 16 PHYSICAL DATA . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 17 ELECTRICAL DATA . . . . . . . . . . . . . . . . . . . . . . . . . . 17 18 FAN PERFORMANCE DATA (25 TON) . . . . . . . . . . . 18 19 FAN PERFORMANCE DATA (30 TON) . . . . . . . . . . . 18 20 FAN PERFORMANCE DATA (40 TON) . . . . . . . . . . . 20 21 FAN PERFORMANCE DATA (50 TON) . . . . . . . . . . . 20

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Unitary Products Group

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Contents Technical Guide SPLIT-SYSTEM AIR-COOLED Evaporator Blower 25, 30, 40 & 50 TON LA300, LB360, 480Table of Contents York Split Indoor Product Nomenclature MBHDescription Unit Model Accessory CFM Static Resistances for Unit AccessoriesUnit Mounting DIMENSIONS1 Details for Securing Bottom Mounting Supports Unit Blower Motor Data Corner WeightsAccessory Operating Weight Distribution LBS1 Motor HP Voltage Model Number Unit Drive DataMotor Overload ELEMENTS1 HOT Water Coil CAPACITIES1 HOT Water Coil Capacity Correction and Pressure Drop VS GPM1Steam Pressure Psig Capacity Correction Factor Steam Coil CAPACITIES1, MBH @ 2 PSIG2Correction Factors for High Steam 25 TON Liquid Line Solenoid Wiring Solenoid WiringLB480 Piping Connections Unit Dimensions LB600 Base Unit Dimensions Model Base Sections DIMENSIONS1Coil Unit Dimensions Model Physical Data Component Weight Electrical Data Unit Model FLA Voltage MIN. Circuit Ampacity MAX. Fuse SizeBHP FAN Performance Data 25 TON1FAN Performance Data 30 TON1 LA300 & LB360 Total Static PRESSURE, IWGFAN Performance Data 40 TON1 FAN Performance Data 50 TON1IWG LB480RPM StaticLB600 Blower Curve LB600Evaporator Coil Shall Each Unit Shall beEach Unit Enclosure Shall have Blower Wheels Shall036-21335-002-1-1102

480, 600, LA300, LB360 specifications

York LB360, LA300, 600, and 480 are part of the innovative line of air conditioning and heating solutions developed by Johnson Controls under the York brand. These models are specifically designed to cater to the diverse needs of commercial and industrial applications, delivering high performance, energy efficiency, and reliability.

The York LB360 is an advanced rooftop unit that combines robust construction with cutting-edge technology. One of its main features is its remarkably high-efficiency variable-speed compressor, which allows for precise temperature control while minimizing energy consumption. This model is ideal for medium to large commercial spaces, as it offers flexible configurations and a wide range of cooling capacities, ensuring optimal performance in various climates.

The LA300, on the other hand, is highly regarded for its incredibly quiet operation and compact design. It features advanced sound-dampening technologies that significantly reduce noise levels, making it a suitable choice for environments where low sound emissions are critical, such as schools, hospitals, and offices. The LA300 also integrates smart controls that allow for remote monitoring and management, enhancing overall operational efficiency.

The York 600 series is engineered with durability and serviceability in mind. Its modular design simplifies maintenance, allowing technicians to quickly access critical components. This series includes features like integrated economizers and variable frequency drives, which boost energy efficiency by optimizing airflow and compressor operation based on real-time conditions. The 600 series units are particularly advantageous in large facilities requiring reliable year-round climate control.

Finally, the York 480 model emphasizes advanced control capabilities. It uses cutting-edge microprocessor technology to enable sophisticated diagnostics and performance tracking, thereby reducing downtime and maintenance costs. With an option for web-based control, users can conveniently adjust settings and monitor the system from any location. This model is perfect for facility managers looking for a high level of control over their heating and cooling systems.

In summary, York's LB360, LA300, 600, and 480 models exemplify the brand's commitment to innovation, efficiency, and flexibility in climate control solutions. These units cater to a wide spectrum of commercial and industrial needs, ensuring comfort while helping to reduce energy expenses.
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