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O PTIONS / AC C ESSORIES
Item
COOLING SYSTEM
Condensate Drain Trap
Drain Pan Overflow Switch
Service Valves (not for Humiditrol
HEATING SYSTEM
Bottom Gas Piping Kit
Combustion Air Intake Extensions
Gas Heat Input
Low Temperature Vestibule Heater
LPG/Propane
Conversion Kits
Stainless Steel Heat Exchanger
Vertical Vent Extension
BLOWER - SUPPLY AIR
Motors
CABINET
Combination Coil/Hail Guards
Corrosion Protection (indoor coil / outdoor coil)
CONTROLS
Commercial Controls
Dirty Filter Switch
Fresh Air Tempering
Smoke Detector - Supply or Return (Power board and one sensor)
Smoke Detector - Supply and Return (Power board and two sensors)
ELECTRICAL
Voltage
60 Hz
HACR Circuit Breakers
Short-Circuit Current Rating (SCCR) of 100kA (includes Phase/Voltage Detection)
1
Disconnect Switch
GFI Service Outlets
Weatherproof Cover for GFI
Phase/Voltage Detection
Disconnect Switch is furnished and factory installed with High SCCR option.
1
Lamps operate on 110-230V single-phase power supply. Step-down transformer may be ordered separately for 460V and 575V units.
1
Alternately, 110V power supply may be used to directly power the UVC ballast(s).
+ equipped units)
™
Standard Two-Stage - 53/65 kBtuh input
Medium Two Stage - 81/108 kBtuh input
High Two-Stage - 113/150 kBtuh input
For two-stage medium and high models
DirectPlus™ Direct Drive ECM Blower System with MSAV
DirectPlus™ Direct Drive ECM Blower System with VAV
Lennox
CORE Control System - LonTalk
®
15 amp non-powered, field-wired (208/230V, 460V only)
20 amp non-powered, field-wired (575V only)
PVC
Copper
208/230V-3ph
460V-3ph
575V-3ph
For two-stage standard models
Module
®
CPC Einstein Integration
Novar
®
208/230V - 3ph
460V - 3ph
575V-3ph
80 amp
Page 2
Unit Model Number
Catalog
Number
036
048
22H54
OX
OX
76W27
OX
OX
21Z07
OX
OX
Factory
O
19W50
OX
OX
19W51
X
Factory
O
Factory
O
Factory
21Z17
OX
OX
21Z18
OX
OX
21Z19
OX
OX
21Z24
X
21Z23
X
Factory
O
31W62
X
Factory
O
®
Factory
O
13T03
X
Factory
O
54W27
OX
OX
Factory
O
LSE
Factory
O
53W66
OX
OX
21Z08
OX
OX
21Z11
OX
OX
21Z12
OX
OX
Factory
O
Factory
O
Factory
O
Factory
O
Factory
O
22A25
OX
OX
74M70
OX
OX
67E01
OX
OX
10C89
X
Factory
O
060
074
OX
OX
OX
OX
OX
OX
O
O
O
OX
OX
X
X
X
O
O
O
O
O
O
O
O
O
OX
OX
OX
OX
OX
OX
X
X
X
X
X
X
O
O
O
X
X
X
O
O
O
O
O
O
X
X
X
O
O
O
OX
OX
O
O
OX
O
O
O
OX
OX
OX
OX
OX
OX
OX
OX
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
OX
OX
OX
OX
OX
OX
X
X
X
O
O
O
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