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Document DEVICE REPORT24N65 Enlight Brochure
E N L I G H TTM R O O F T O P U N I T S
APPL IC AT ION FL E XIBIL I T Y, IN T ELL IGEN T OPER AT ION
ROOFTOP SERIES

E N L I G H T TM H I G H - E F F I C I E N C Y R O O F T O P UN I TS FROM L EN NOX COM MERCIAL

THE
E N L I G H T TM
ROOFTOP SERIES
DELIVERS
ON ALL FRONTS.
At Lennox, we're committed to building innovative products that save energy and reduce operating expenses. Enlight high-efficiency rooftop units feature the Lennox® CORE Control System with a mobile service app, optional wireless sensors and a built-in wireless gateway, offering the lowest total cost of ownership. Plus, extensive CTO options maximize performance and flexibility for every need. With designs that are not only sustainable, but also the most service-friendly in the industry, the Enlight family is a big part of a brighter future.

APPLICATION FLEXIBILIT Y AND INTELLIGENT OPERATION
EnlightTM rooftop units are powered by the Lennox® CORE Control System and create a bright future through their highly energy-efficient and environmentally sustainable design. Comprehensive configurations meet a
wide range of applications, making it the most flexible product line Lennox has to offer.

APPLICATION FLEXIBILITY

The EnlightTM lineup gives you the flexibility to choose exactly the right configuration for your application.
· C omprehensive product line consisting of 3-25 ton gas-electric and electric-electric, and 2-20 ton heat pump and dual fuel heat pump models makes EnlightTM your go to brand
· Configure to order options tailor the unit to your application requirements reducing installation time

ENGINEERED INTELLIGENCE

The EnlightTM family was engineered to minimize environmental impact through exceptional efficiency and a sustainable design.
· Energy-saving efficiency ratings of up to 17.8 SEER, 17.0 IEER, and 13.3 EER which qualifies for energy rebates and incentives, making it easier for your organization to meet your financial and sustainability goals
· EnvironTM Coil System** contains up to 52% less refrigerant and is up to 59% lighter than traditional coil systems reducing the overall environmental impact
· Standard MSAV® supply fan technology can provide up to 75% fan power savings* while improving comfort

SUSTAINABLE BY DESIGN

The Lennox® CORE Control System delivers connected service, open integration, reliable performance, and efficiency optimization to empower all parts of your organization.
· Lennox® CORE Unit Controller optimizes unit operation in real-time by processing advanced sensor inputs, maximizing energy efficiency and space comfort
· Mobile App Interface provides intuitive guided setup, reports, and parameter adjustment to optimize unit operation
· Open integration and control with standard BACnet® IP & MS/TP, LonTalk®, thermostats, and wireless sensors allows freedom of choice and custom monitoring and control

SIMPLE SERVICE

EnlightTM rooftop units maximize efficiency of maintenance and service operations, reducing operational costs, and minimizing downtime.
· Mobile app interface integrates diagnostic, test, and troubleshooting functionalities, reducing install times over traditional built-in interfaces
· Direct drive blower standard up to 12.5 tons eliminates traditional belt drive maintenance and service costs
· The Simple Service SystemTM offers tool-less filter access, slide-out blower, isolated compressor compartment, and accessible heating compartment which further reduce service time

*At 55% airflow when compared to full load. **Available on Gas/Electric and Electric/Electric models only.

 Isolated Compressor Compartment  Independent Refrigeration Circuits  Hinged Access Panels  DirectPlusTM Blower System  Accessible Heating Compartment  Tool-less Filter Access  Lennox® CORE Control System  Variable Speed Outdoor Fans

31

7

6

45

8

2

Heat Pump model shown

ENLIGHTTM HIGHLIGHTS 3­ to 25­ton gas/electric and electric/electric units · 2­ to 20­ton heat pump and dual-fuel units

Up to 17.8 SEER, 17.0 IEER,
and 13.3 EER

Lennox® CORE Control System revolutionizes the service experience with guided setup, detailed reports
and actionable alerts

MSAV® supply fan technology achieves up to
75% fan power savings

EnvironTM coil system maximizes
reliability and sustainability*

Improved comfort with the Humiditrol®
dehumidification system*

*Available on gas/electric and electric/electric models only.

Extensive factory options and accessories
are available

S t a n d a r d o n M o d e l LTM a n d E n l i g h tTM R o o f t o p U n i t s
Providing exceptional performance and efficiency, the Lennox® CORE Control System utilizes optional wireless sensors, a mobile service app, and a built-in wireless gateway to deliver the lowest cost of ownership.

CONNECTED SERVICE
The Lennox® CORE Control System and wireless mobile service app make setup and service faster than ever before. · G uided Setup with progress indicators, detailed
help, and exportable summaries drives simple and trouble-free setup · W ireless mobile service app makes setup and service faster than ever before · E nhanced Test Functionality provides real-time sensor readings, trending, and reports that enable easy troubleshooting · M ultiple Device Support for Android and iOS phones and tablets lets you experience the Lennox® CORE Service App on multiple devices
OPEN INTEGRATION
The Lennox® CORE Unit Controller empowers customers to choose their building controls, allowing simple or tailored operation. · M ulti-protocol Support including standard
BACnet® IP & MS/TP allows custom monitoring and control, and backwards compatibility · W ireless Sensor Support with no additional gateways reduces installation costs for r etrofits and new installations · D evice Encryption and Firmware Validation are engineered to Federal Information Processing Standard 140-2 guidelines

RELIABLE PERFORMANCE
The Lennox® CORE Control System provides key performance indicators and drives unit components simply and reliably. · Intelligent operation optimizes comfort and
unit reliability without complex configuration, saving time and delivering results · Integrated wireless gateway provides a secure connection to optional wireless zone sensors and the Lennox® CORE Service App · C onfigurable backup modes maintain unit operation and comfort during construction or external building control downtime
EFFICIENCY OPTIMIZATION
The Lennox® CORE Unit Controller optimizes unit operation in real-time, maximizing energy efficiency and space comfort. · S tandard sensor package monitors key
performance indicators of both the air and refrigeration systems to dynamically adjust system operation · S ystem diagnostics track efficiency and indicate specific component failures · C onfiguration parameters drive tailored sequences of operation and make the CORE Unit Controller the most flexible Lennox has to offer

T H E L E N N O X® C O R E S E R V I C E A P P
MAKES SERVICE SIMPLE
The Lennox® CORE Service App replaces a traditional built-in user interface on the CORE Unit Controller and provides guided setup for install, test and balance, and network integration. Reports that detail runtimes and service history can be exported from the app. The app also facilitates seamless commissioning of wireless
sensors and sensor networks compatible with the CORE Control System.
REAL-TIME DATA READOUTS Enhanced test functionality provides real-time sensor readings, trending and reports that enable easy troubleshooting.
GUIDED SETUP Guided setup with progress indicators, detailed help and exportable summaries drives simple and trouble-free setup, reducing commissioning times over similar systems.

EFFICENT BY DESIGN

Each EnlightTM rooftop unit is engineered with features designed to keep maintenance low and performance high. · EnvironTM coil system maximizes reliability and sustainability · Helps buildings qualify for the most LEED® points
3-TON EXAMPLE SAVINGS*

MIAMI AUSTIN SACRAMENTO KANSAS CITY NEW YORK CHICAGO

LIFETIME ENERGY COST SAVINGS

$1,000

$2,000

$3,000

$4,000

$5,000

38%

EnlightTM rooftop units exceed the latest U.S. Department of Energy minimum standards by as much as 38%, providing dramatic energy savings and year-round comfort. Plus, a variety of enhancements are available for even greater performance.

INDUSTRY LEADING TECHNOLOGIES

EVAPORATOR COIL

PATENTED DEHUMIDIFICATION TECHNOLOGIES
An optional Humiditrol® dehumidification system removes moisture based on humidity requirements, not temperature, for a more comfortable indoor environment.

REHEAT COIL

D

E

H

C U

O M A

OII RDLI/F

I

E

D

D

E

H"UNMEIUDTI

R F

IAELD"

AIR

CHECK VALVE

MIXED INDOOR/OUTDOOR AIR
THERMAL EXPANSION
VALVE

COMPRESSOR

C O NCDOEINL S E R

REHEAT VALVE

OUTDOOR AIR

MSAV® TECHNOLOGY
MSAV® provides significant year-round savings and lower monthly utility costs without compromising on comfort. With up to seven different airflow settings, the MSAV supply fan can easily adjust its speed in response to changing weather conditions, allowing the unit to operate at optimum efficiency.

· MSAV comes as standard on Enlight rooftop units · Reduced energy consumption: Up to 75% supply fan
power savings* · Improved part-load efficiency: Up to 21%% IEER
improvement** · Improved indoor comfort: Up to 29% better
moisture removal**

· 15-Year Limited Warranty** on stainless steel gas heat exchanger · 3 -Year Limited Warranty** on Lennox® CORE unit controller

· 10-Year Limited Warranty** on aluminized gas heat exchanger · 3 -Year Limited Warranty** on Environ coil system

· 5 -Year Limited Warranty** on compressor

· 1 -Year Limited Warranty** on covered components

* Calculations based on Lennox' Total Cost of OwnershipTM calculator, comparing 3-ton 17.8 SEER (13.3 EER) unit to a 3-ton 13 SEER (10.7 EER) unit at a retail facility (under 25,000 square feet) and a 10:00 a.m. to 10:00 p.m. operating schedule. Lifetime energy cost savings are calculated by multiplying annual energy costs by 15 years. Actual savings may vary depending on system settings, equipment maintenance, local weather, construction, installation of equipment, duct system, hours of operation, local fuel rates and other factors. This information is intended as an example for comparison purposes only.
** See warranty certificate for actual details.

LOW

MEDIUM

* At 67% airflow when compared to full load. ** A t 55% airflow when compared to full load

HIGH

E N L I G H T TM R O O F T O P U N I T O P T I O N S & A C C E S S O R I E S

COOLING Metering device Indoor Coil Freeze Protection High-pressure switch Low-pressure switch Filter driers Corrosion protection Condensate drain trap Drain pan overflow switch HEATING Bottom gas piping kit Low-temp vestibule heater LPG/Propane conversion kit Stainless steel heat exchanger BLOWER/SUPPLY AIR MSAV® (Multi-Stage Air Volume) VAV (Variable Air Volume) VFD bypass for MSAV CABINET Hinged panels Coil/Hail guards CONTROLS Lennox® CORE control system Blower proving switch Dirty filter switch BACnet® IP and MS/TP LonTalk® gateway INDOOR AIR QUALITY High-efficiency filters UVC light Humiditrol® dehumidification system Demand control ventilation ready ELECTRICAL HACR circuit breakers Phase/voltage detection Disconnect switch GFI service outlet OUTDOOR AIR CONTROLS High-performance economizer Differential enthalpy control Sensible control Single enthalpy control Global control Barometric relief dampers Motorized outdoor air damper Manual outdoor air damper Power exhaust Fresh-air tempering

ENLIGHTTM
TXV Standard Standard Standard Standard Factory
Field Factory, Field
Field Field Field Factory
Standard Factory Factory
Standard Factory, Field
Standard Factory, Field Factory, Field
Standard Factory, Field
Factory, Field Field
Factory Standard
Factory Factory (2-6 Ton), Standard (6.5-25 Ton)
Factory, Field Factory, Field
Factory, Field Factory, Field Factory, Field Factory, Field Factory, Field Factory, Field Factory, Field
Field Factory, Field Factory, Field

E N L I G H T TM H I G H - E F F I C I E N C Y R O O F T O P U N I T P E R F O R M A N C E S P E C I F I C AT I O N S

GAS/ELECTRIC

TYPE

NOMINAL TONNAGE
3 4 5 6 7.5 8.5 10 12.5 13 15 17.5 20 25

MODEL LGT036H4E LGT048H4E LGT060H4E LGT072H4E LGT092H4(E,P) LGT102H4(E,P) LGT120H4(E,P) LGT150H4(E,P) LGT156H4(M,V) LGT180H4(M,V) LGT210H4(M,V) LGT240H4(M,V) LGT300S4(M,V)

ELECTRIC/ELECTRIC

3

LCT036H4E

4

LCT048H4E

5

LCT060H4E

6

LCT072H4E

7.5

LCT092H4(E,P)

8.5

LCT102H4(E,P)

10

LCT120H4(E,P)

12.5

LCT150H4(E,P)

13

LCT156H4(M,V)

15

LCT180H4(M,V)

17.5

LCT210H4(M,V)

20

LCT240H4(M,V)

25

LCT300S4(M,V)

COOLING DATA

SEER (SEER2*)

EER

OR IEER

13.3 (13.0) 17.8 (16.8)

12.8 (12.1) 17.6 (17.3)

12.7 (12.0) 17.1 (16.3)

12.2 12.3 12.1 12.1 10.8 12.0 12.0 12.0 12.0 10.3

17.0
15.7 MSAV 14.6 VAV 15.7 MSAV 14.6 VAV 15.5 MSAV 14.6 VAV 14.6 MSAV 14.0 VAV 15.5 MSAV 15.0 VAV
15.0
16.0 MSAV 15.5 VAV 15.7 MSAV 15.2 VAV 14.5 MSAV 14.0 VAV

13.3 (13.0) 17.8 (16.9)

12.8 (12.1) 17.6 (17.3)

12.7 (12.0) 17.1 (16.3)

12.2 12.5 12.3 12.3 11.0 12.0 12.0 12.0 12.0 10.5

17.0
15.7 MSAV 14.8 VAV 15.7 MSAV 14.8 VAV 15.5 MSAV 14.8 VAV 14.6 MSAV 14.2 VAV 15.7 MSAV 15.2 VAV
15.2
16.2 MSAV 15.7 VAV 15.9 MSAV 15.4 VAV 14.5 MSAV 14.0 VAV

COOLING DATA

LOW N/A N/A N/A N/A N/A N/A N/A N/A 169 169 169 N/A N/A

GAS HEATING INPUTS (KBTUH)

STD. 65 65

MED. 108 108

65

108

65

108

130

180

130

180

130

180

130

180

260

360

260

360

260

360

260

360

260

360

ELECTRIC HEAT SIZES ­ [KW] 7.5, 15

7.5, 15

7.5, 15, 22.5

7.5, 15, 22.5, 30

7.5, 15, 22.5, 30, 45

7.5, 15, 22.5, 30, 45

15, 22.5, 30, 45, 60

15, 22.5, 30, 45, 60

15, 30, 45, 60

15, 30, 45, 60

15, 30, 45, 60, 90

15, 30, 45, 60, 90

15, 30, 45, 60, 90

HEATING PERFORMANCE

HIGH N/A 150 150 150 240 240 240 240 N/A 480 480 480 480

PHYSICAL DATA

DIMENSIONS H X W X L [INCHES]
47 x 47 x 86 47 x 47 x 86 47 x 47 x 86 47 x 47 x 86 47 x 61 x 102 47 x 61 x 102 47 x 61 x 102 47 x 61 x 102 55 x 92 x 104 55 x 92 x 133 55 x 92 x 133 55 x 92 x 133 55 x 92 x 133

BASE WT. [LBS.] 630 629 630 630 1,168 1,175 1,210 1,226 2,014 2,128 2,569 2,601 2,651

47 x 47 x 86 47 x 47 x 86 47 x 47 x 86 47 x 47 x 86 47 x 61 x 102 47 x 61 x 102 47 x 61 x 102 47 x 61 x 102 55 x 92 x 104 55 x 92 x 133 55 x 92 x 133 55 x 92 x 133 55 x 92 x 133
PHYSICAL DATA

594 593 594 594 1,120 1,127 1,162 1,178 1,864 1,978 2,424 2,456 2,506

HEAT PUMP

TYPE

NOMINAL TONNAGE
2 3 4 5 6.5 7.5 8.5 10 12.5 13 15 20

MODEL LHT024H4E LHT036H4E LHT048H4E LHT060H4E LHT078H4E LHT092H4E LHT102H4E LHT122H4E LHT150H4E LHT156H4M LHT180H4M LHT240H4M

EER (EER2*)

SEER (SEER2*) OR IEER

(11.4)

(15.4)

12.3 (11.4) 16.1 (15.2)

12.8 (12.0) 16.1 (15.6)

12.2 (11.4) 16.1 (15.2)

12.4

16.5

12.1

16.0

12.1

15.5

12.1

15.5

11.0

14.3

12.1

15.7

11.1

15.5

11.1

15.5

DUAL FUEL HEAT PUMP

2

LDT024H4E

(11.4)

3

LDT036H4E

12.3 (11.4)

4

LDT048H4E

12.8 (12.0)

5

LDT060H4E

12.2 (11.4)

6.5

LDT078H4E

12.2

7.5

LDT092H4E

11.9

8.5

LDT102H4E

11.9

10

LDT122H4E

11.9

12.5

LDT150H4E

10.8

13

LDT156H4M

11.9

15

LDT180H4M

10.9

20

LDT240H4M

10.9

*EER2, SEER2, AND HSPF2 - 1PH PRODUCT ONLY

(15.4) 16.1 (15.2) 16.1 (15.6) 16.1 (15.2)
16.5 16.0 15.5 15.5 14.3 15.5 15.3 15.3

HSPF (HSPF2*)
N/A N/A N/A N/A N/A N/A N/A N/A 169 169 169 N/A HSPF (HSPF2) (7.3) 8.5 (7.2) 8.5 (7.2) 8.5 (7.2) N/A N/A N/A N/A N/A N/A N/A N/A

COP 47°F N/A 3.7 3.9 3.7 3.5 3.5 3.5 3.5 3.4 3.4 3.4 3.4
COP 47ºF N/A 3.7 3.9 3.7 3.5 3.5 3.5 3.5 3.4 3.4 3.4 3.4

COP 17°F N/A 2.3 2.4 2.3 2.25 2.25 2.25 2.25 2.1 2.1 2.1 2.1
COP 17ºF N/A 2.3 2.4 2.3 2.25 2.25 2.25 2.25 2.1 2.1 2.1 2.1

ELECTRIC HEAT [KW]
5 - 10 7.5 - 15 7.5 - 22.5 7.5 - 22.5 7.5 - 30 7.5 - 45 7.5 - 45 15 - 60 15 - 60 15 - 60 15 - 60 15 - 90 GAS HEAT [KBTUH]
65 65, 108 65, 108, 150 65, 108, 150 130, 180 130, 180, 240 130, 180, 240 130, 180, 240 130, 180, 240 260, 360 260, 360, 480 260, 360, 480

DIMENSIONS H X W X L [INCHES]
47 x 47 x 86 47 x 47 x 86 47 x 47 x 86 47 x 47 x 86 47 x 61 x 102 47 x 61 x 102 47 x 61 x 102 47 x 61 x 125 47 x 61 x 125 55 x 92 x 133 55 x 92 x 133 55 x 92 x 133
47 x 47 x 86 47 x 47 x 86 47 x 47 x 86 47 x 47 x 86 47 x 61 x 102 47 x 61 x 102 47 x 61 x 102 47 x 61 x 125 47 x 61 x 125 55 x 92 x 133 55 x 92 x 133 55 x 92 x 133

BASE WT. [LBS.] 646 645 641 686 1,073 1,073 1,075 1,216 1,216 2,198 2,226 2,268
675 674 670 715 1,121 1,121 1,123 1,264 1,264 2,348 2,376 2,418

BE A PART OF THE ROOFTOP
REVOLUTION
BY CONTACTING YOUR
SALES R E P R E S E N TAT I V E
TODAY
To view the full commercial product lineup, visit lennoxcommercial.com

© 2023 Lennox Industries Inc. For a complete list of the registered and common law trademarks owned by Lennox Industries Inc., please visit www.lennoxcommercial.com.

8/23 24N65


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