Lennox Energence LCH Manual
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Lennox Energence LCH Manual

Lennox Energence LCH Manual

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C O M M E R C I A L
P R O D U C T S P E C I F I C AT I O N S
M O DEL N U MBER ID EN TIF IC ATION
L = Energence
C = Packaged Electric Cooling w/ optional Electric Heat
Net Cooling Capacity − 23.7 to 36.7 kW (81 000 to 123 300 Btuh)
L C H 120 H 4 B N 1 M
Brand/Family
®
Unit Type
Major Design Sequence
H = 1st Generation
Nominal Cooling Capacity - Tons
092 = 26 kW
102 = 30 kW
120 = 35 kW
150 = 44 kW
Cooling Efficiency
H = High Efficiency
P A C K A G E D E L E C T R I C / E L E C T R I C
Energence
26 to 44 kW (7.5 to 12.5 Ton)
Optional Electric Heat − 5.7 to 45.9 kW
Voltage
M = 380/420V-3 phase-50hz
Minor Design Sequence
1 = 1st Revision
2 = 2nd Revision
3 = 3rd Revision
Factory Installed Electric Heat
N = No Heat
C = 5.7 kW Electric Heat
E = 11.5 kW Electric Heat
G = 17.2 kW Electric Heat
J = 23 kW Electric Heat
K = 34.5 kW Electric Heat
L = 45.9 kW Electric Heat
Blower Type
B = Belt Drive, Constant Air Volume (CAV)
Refrigerant Type
4 = R-410A
LCH
Rooftop Units
®
50 Hz
Bulletin No. 490142
March 2021
Supersedes February 2020

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Summary of Contents for Lennox Energence LCH

  • Page 1 P A C K A G E D E L E C T R I C / E L E C T R I C Energence Rooftop Units ® 50 Hz Bulletin No. 490142 C O M M E R C I A L March 2021 P R O D U C T S P E C I F I C AT I O N S Supersedes February 2020...

  • Page 2: Feature Highlights

    FEATU RE H IG HLIG HTS Lennox’ Energence packaged rooftop unit product line was created to save energy with intelligence by offering some ® of the highest energy efficiency ratings available with a powerful, easy to use unit controller. This makes Energence rooftop units perfect for business owners looking for an HVAC product with the lowest total cost of ownership.
  • Page 3 PER FO R M A N C E/QUALIT Y AND C E MARK O PTION PERFORMANCE/QUALITY • Cooling performance is rated at test conditions included in Air-Conditioning, Heating and Refrigeration Institute (AHRI) Standard 340/360 while operating at rated voltage and air volumes •...

  • Page 4: Features And Benefits

    FEATU RES AN D B ENEF ITS COOLING SYSTEM (continued) Factory or Field Installed Condensate Drain Trap Conventional Fin/Tube Condenser Coils • Available in copper or PVC (150 models only, optional 092-120 models) • Copper tube construction • Field installed only, may be factory ordered to ship with unit •...
  • Page 5 FEAT UR ES AND BENEF ITS CABINET (continued) BLOWER • A wide selection of supply air blower options are Options/Accessories available to meet a variety of airflow requirements Factory or Field Installed Motor Return Air Adaptor Plate • Overload protected •...

  • Page 6: Indoor Air Quality

    FEATU RES AN D B ENEF ITS INDOOR AIR QUALITY Air Filters • Disposable 51 mm filters furnished as standard Options / Accessories Factory or Field Installed Healthy Climate High Efficiency Air Filters ® • Disposable MERV 8 or MERV 13 (Minimum Efficiency Reporting Value based on ASHRAE 52.2) efficiency 51 mm pleated filters Field Installed...
  • Page 7 • PC Interface connects the Prodigy 2.0 unit controller to a PC with the Lennox Unit Controller Software • Unit Controller Software • Room Sensor Operation controls temperature • Unit self-test verifies individual critical component and...

  • Page 8: Options & Accessories

    CON T R O L S YST EM O PT IO NS / AC CESSO RIES PRODIGY CONTROL SYSTEM (continued) ECONOMIZER ® • Economizer operation is set and controlled by the Controls Options Prodigy 2.0 unit controller Factory or Field Installed •...

  • Page 9: Outdoor Air

    O PT IO N S / A C C ES S ORIES ECONOMIZER (continued) EXHAUST Global Control Factory or Field Installed • The unit controller communicates with a DDC system Power Exhaust Fan with one global sensor (enthalpy or sensible) •...

  • Page 10: Roof Curbs

    OP TION S / A CC ES S O RIES ROOF CURBS CEILING DIFFUSERS Field Installed Field Installed • Nailer strip furnished (downflow only) Ceiling Diffusers (Flush or Step-Down) • Mates to unit • White powder coat finish on diffuser face and grilles •...
  • Page 11 O PT ION AL C O NV ENTIO NA L TEMP ERATU R E CO NTROL SYSTEMS ComfortSense 8500 Commercial 7-Day ® ComfortSense 3000 Commercial 5-2 Day ® Programmable Thermostat Programmable Thermostat MAINT Commercial • Conventional Multi-Stage Thermostat • Intuitive Display •...
  • Page 12 OP TION A L C ON VENT ION AL TEMP ERAT U R E CONTROL SYST EM S Description Catalog No. ComfortSense 8500 Commercial 7 Day Programmable Thermostat ® 17G75 CS8500 7-Day Thermostat No CO2 Sensing 17G76 With CO2 Sensing 47W37 Sensors/Accessories ¹...

  • Page 13: Operation

    HUM ID IT R OL D EHUMID IF ICATION S YS TEM OPT ION ® OVERVIEW NOTE - Controls are not furnished and must be ordered separately. NOTE - Not available with Environ™ Coil System. Conventional Fin/Tube condenser coil must be •...

  • Page 14: Cooling System

    OP TIO N S / AC CES S O RIES Unit Model No Model Catalog Item Description Number Number 092 102 120 150 CE MARK CE Marked Unit Factory COOLING SYSTEM 22H54 Condensate Drain Trap Polyvinyl Chloride (PVC) - C1TRAP20AD2 Copper - C1TRAP10AD2 76W27 Conventional Fin/Tube Condenser Coil (replaces Environ™...
  • Page 15 O PT IO NS / AC C ES S ORIES Unit Model No Model Catalog Item Description Number Number 092 102 120 150 INDOOR AIR QUALITY Air Filters MERV 8 - C1FLTR15B-1 50W61 Healthy Climate High Efficiency Air Filters ® 508 x 635 x 51 mm (Order 4 per unit) MERV 13 - C1FLTR40B-1 52W41...
  • Page 16 OP TION S / AC CES SO RIES Unit Model No Model Catalog Item Description Number Number 092 102 120 150 ECONOMIZER High Performance Economizer High Performance Economizer E1ECON17B-3 20U80 Downflow or Horizontal - Includes Outdoor Air Hood and Downflow Barometric Relief Dampers with Exhaust Hood Order Horizontal Barometric Relief Dampers separately Horizontal Barometric Relief Dampers...

  • Page 17: Specifications

    SP ECIFICAT IO NS General Data Nominal kW (Tons) 26 (7.5) 30 (8.5) 35 (10) 44 (12.5) Model Number LCH092H4B LCH102H4B LCH120H4B LCH150H4B Efficiency Type High High High High Blower Type Constant Air Constant Air Constant Air Constant Air Volume CAV Volume CAV Volume CAV Volume CAV...
  • Page 18 R AT IN GS NOTE - For Temperatures and Capacities not shown in tables, see bulletin - Cooling Unit Rating Table Correction Factor Data in Miscellaneous Engineering Data section. 26 KW LCH092H4B (1ST STAGE) Outdoor Air Temperature Entering Outdoor Coil Entering 18.3°C 23.9°C...
  • Page 19 R AT ING S NOTE - For Temperatures and Capacities not shown in tables, see bulletin - Cooling Unit Rating Table Correction Factor Data in Miscellaneous Engineering Data section. 30 KW - LCH102H4B (1ST STAGE) Outdoor Air Temperature Entering Outdoor Coil Entering 18.3°C 23.9°C...
  • Page 20 R ATIN G S NOTE - For Temperatures and Capacities not shown in tables, see bulletin - Cooling Unit Rating Table Correction Factor Data in Miscellaneous Engineering Data section. 35 KW LCH120H4B (1ST STAGE) Outdoor Air Temperature Entering Outdoor Coil Entering 18.3°C 23.9°C...
  • Page 21 R AT ING S NOTE - For Temperatures and Capacities not shown in tables, see bulletin - Cooling Unit Rating Table Correction Factor Data in Miscellaneous Engineering Data section. 44 kW - LCH150H4B (1ST STAGE) Outdoor Air Temperature Entering Outdoor Coil Entering 18.3°C 23.8°C...
  • Page 22 HU MID IT R OL D EHUM IDIFIC ATION S YSTEM RATINGS ® 26 kW - LCH092H4B with HUMIDITROL DEHUMIDIFICATION OPERATING (1ST STAGE) ® Outdoor Air Temperature Entering Outdoor Coil Entering 18.3°C 23.8°C 29.4°C 35°C Total Total Comp. Sensible To Total Total Comp.
  • Page 23 HUM ID IT R O L D EHUMID IF ICATION S YS TEM RATING S ® 35 KW - LCH120H4B with HUMIDITROL DEHUMIDIFICATION OPERATING (1ST STAGE) ® Outdoor Air Temperature Entering Outdoor Coil Entering Total 18.3°C 23.8°C 29.4°C 35°C Sensible To Total Sensible To Total Sensible To Total Sensible To Total...
  • Page 24 BLO W ER DATA BELT DRIVE BLOWER − BASE UNIT BLOWER TABLE INCLUDES RESISTANCE FOR BASE UNIT ONLY (NO HEAT SECTION) WITH DRY INDOOR COIL AND AIR FILTERS IN PLACE. FOR ALL UNITS ADD: 1 − Wet indoor coil air resistance of selected unit. 2 −...
  • Page 25 B LO W ER D ATA FACTORY INSTALLED BELT DRIVE KIT SPECIFICATIONS Nominal Maximum Drive Kit rev/min Number Range 490 - 740 665 - 920 660 - 995 3.45 610 - 810 3.45 780 - 1000 3.45 845 - 1085 5.75 750 - 945 5.75...

  • Page 26: B Lo Wer D Ata

    B LO WER D ATA CEILING DIFFUSERS AIR RESISTANCE RTD11 Step-Down Diffuser FD11 Flush Diffuser 1 Side, 2 Ends All Ends & Sides Air Volume 2 Ends Open Open Open Unit Size in. w.g. in. w.g. in. w.g. in. w.g. in.

  • Page 27: Electrical Data

    ELECT R IC AL D ATA LCH092H4 LCH102H4 LCH120H4 LCH150H4 Voltage - 50hz 3 Phase with neutral 380/420V 380/420V 380/420V 380/420V Compressor 1 Rated Load Amps Locked Rotor Amps 51.5 67.1 Compressor 2 Rated Load Amps 10.6 Locked Rotor Amps 51.5 Outdoor Fan Full Load Amps...

  • Page 28: Unit Clearances

    UNIT CLEA RA NC ES OPTIONAL OUTDOOR AIR HOOD Unit Clearance Clearance Service Clearance 1524 1524 Unobstructed Minimum Operation Clearance NOTE - Entire perimeter of unit base requires support when elevated above the mounting surface. Service Clearance - Required for removal of serviceable parts. Minimum Operation Clearance - Required clearance for proper unit operation.

  • Page 29: Weig Ht D Ata

    WEIG HT D ATA Outdoor Shipping Outdoor Shipping Model Number Coil Coil lbs. lbs. lbs. lbs. 092 Base Unit Environ™ 1040 1125 Fin/Tube 1120 1205 092 Max. Unit Environ™ 1197 1282 Fin/Tube 1277 1362 102 Base Unit Environ™ 1047 1132 Fin/Tube 1127 1212...

  • Page 30: Center Of Gravity

    DIM EN SIO N S - UN IT CORNER WEIGHTS CENTER OF GRAVITY Model Base Max. Base Max. Base Max. Base Max. Base Max. Base Max. kg lbs. kg lbs. kg lbs. kg lbs. kg lbs. kg lbs. kg lbs. kg lbs. mm 127 281 148 327 114 252 130 286 125 275 139 306 142 312 162 358 1181 46.5 1156 45.5 622 24.5 648 25.5 128 282 149 329 115 254 130 287 125 276 139 308 143 314 163 360 1181 46.5 1156 45.5 622 24.5 648 25.5 133 294 154 340 120 264 135 297 128 283 144 318 146 321 169 372 1181 46.5 1156 45.5 622 24.5 648 25.5...

  • Page 31: D Im Ens Io N S - A C Ces S O Ries

    D IM ENS IO N S - A C CES S O RIES OUTDOOR AIR HOOD DETAIL (21-3/8) OUTDOOR AIR HOOD (Furnished with Economizer or Outdoor Air Damper) DOWNFLOW BAROMETRIC RELIEF DAMPERS EXHAUST AIR HOOD (Furnished with Economizer, Field Installed) Energence Packaged Electric / Electric 26 to 44 kW 50 Hz / Page 31 ®...

  • Page 32: Top View

    DIM EN SIO N S - AC C ESS OR IES HORIZONTAL ECONOMIZER APPLICATION (With Furnished Barometric Relief Dampers and Optional Horizontal Discharge Kit - Required) RETURN AIR DUCT INLET (Field Fabricated - Must be sized to ECONOMIZER accommodate Barometric Relief Hood DAMPERS and Return Air Requirements) HORIZONTAL...
  • Page 33 D IM ENS IO N S - A C CES S O RIES HORIZONTAL ECONOMIZER APPLICATION (with Optional Low Profile Horizontal Barometric Relief Dampers and Horizontal Discharge Kit - Required) ECONOMIZER DAMPERS HORIZONTAL LOW PROFILE BAROMETRIC RELIEF DAMPERS AND HOOD RETURN AIR DUCT INLET (Field Fabricated - Must be sized to accommodate Low Profile...
  • Page 34 DIM EN SIO N S - AC C ESS OR IES HYBRID ROOF CURBS - DOUBLE DUCT OPENING 1378 (21-3/4) (54-1/4) 2423 (95-3/8) 2334 (29-3/4) (91-7/8) 203 (8) SUPPLY (8-1/2) 356 (14) OPENING 457 (18) 610 (24) (26-3/4) RETURN OPENING (29-3/4) 1289 NOTE - Roof deck may be omitted within confines of curb.
  • Page 35 D IM ENS IO N S - A C CES S O RIES ADJUSTABLE PITCH CURBS - DOUBLE DUCT OPENING 1378 1289 (54-1/4) 2423 2334 (50-3/4) (95-3/8) (91-7/8) (21-3/4) (29-3/4) SUPPLY OPENING (26-3/4) (14) RETURN OPENING 152 (6) (29-3/4) (37) BOTTOM CURB ASSEMBLY NOTE - Maximum slope pitch is 19 mm per 305 mm (3/4 in.
  • Page 36 DIM EN SIO N S - AC C ESS OR IES ROOF CURBS WITH SUPPLY & RETURN AIR TRANSITIONS FOR CEILING DIFFUSERS C1DIFF30B-1 ROUND TRANSITIONS (for 092 models) (1-1/2) Typ. (30) (31) 51 (2) 787 (31) C1DIFF30B-1 508 mm (20 in.) RETURN SUPPLY C1DIFF31B-1...
  • Page 37 D IM ENS IO N S - A C CES S O RIES COMBINATION CEILING SUPPLY AND RETURN DIFFUSERS STEP-DOWN CEILING DIFFUSER FLUSH CEILING DIFFUSER 51 (2) 51 (2) Model Number RTD11-95S Model Number FD11-95S 1159 1159 47-5/8 47-5/8 29-5/8 29-5/8 14-3/8 16-5/8...
  • Page 38 DIM EN SIO N S - AC C ESS OR IES COMBINATION CEILING SUPPLY AND RETURN DIFFUSERS 51 (2) 51 (2) Model Number RTD11-135S RTD11-185S Model Number FD11-135S FD11-185S 1210 1210 1210 1210 47-5/8 47-5/8 47-5/8 47-5/8 1210 1210 35-5/8 47-5/8 35-5/8 47-5/8...
  • Page 40 Contact us at 1-800-4-LENNOX NOTE - Due to Lennox’ ongoing commitment to quality, Specifications, Ratings and Dimensions subject to change without notice and without incurring liability. Improper installation, adjustment, alteration, service or maintenance can cause property damage or personal injury.

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