Lennox LHT Series Service Manual page 3

OPT IONS / A C C ESSORIES
Item Description
INDOOR AIR QUALITY
Air Filters
Healthy Climate High Efficiency Air Filters
®
24 x 24 x 2 (Order 6 per unit)
Replacement Media Filter With Metal Mesh Frame
(includes non-pleated filter media)
Indoor Air Quality (CO2) Sensors
Sensor - Wall-mount, off-white plastic cover with LCD display
Sensor - Wall-mount, off-white plastic cover, no display
Sensor - Black plastic case with LCD display, rated for plenum mounting
Sensor - Wall-mount, black plastic case, no display, rated for plenum mounting
CO2 Sensor Duct Mounting Kit - for downflow applications
Aspiration Box - for duct mounting non-plenum rated CO2 sensors (77N39)
Needlepoint Bipolar Ionization (NPBI)
Needlepoint Bipolar Ionization (NPBI) Kit
UVC Germicidal Light Kit
Healthy Climate UVC Light Kit (110/230v-1ph)
1 ®
Step-Down Transformers
ELECTRICAL
Voltage 60 Hz
Disconnect Switch
(see Electric Heat Tables for usage,
HACR Circuit Breakers
² Short-Circuit Current Rating (SCCR) of 100kA (includes Phase/Voltage Detection)
GFI Service Outlets
Weatherproof Cover for GFI
Lamps operate on 110-230V single-phase power supply. Step-down transformer may be ordered separately for 460V and 575V units. Alternately, 110V power supply
1
may be used to directly power the UVC ballast(s).
Disconnect Switch not available with SCCR option.
2
SCCR option is only available with factory installed electric heat or no electric.
SCCR option is not available if the MOCP of the configured unit is greater than 200A.
Canada requires a minimum 20 amp circuit. Select 20 amp, non-powered, field wired GFI.
3
NOTE - Catalog numbers shown are for ordering field installed accessories.
OX = Configure To Order (Factory Installed) or Field Installed.
O = Configure To Order (Factory Installed).
X = Field Installed.
15 amp non-powered, field-wired (208/230V, 460V, 575V)
15 amp factory-wired and powered (208/230V, 460V)
³ 20 amp non-powered, field-wired (208/230V, 460V, 575V)
³ 20 amp non-powered, field-wired (575V)
MERV 8
MERV 13
MERV 16
460V primary, 230V secondary
575V primary, 230V secondary
208/230V - 3 phase
460V - 3 phase
575V - 3 phase
80 amp
150 amp
250 amp
Page 3
Unit Model No
Catalog
Number
156 180
54W67 OX OX
52W40 OX OX
21U42 X X
44N61 X X
77N39 X X
23V86 X X
87N52 X X
87N54 X X
85L43 X X
90N43 X X
21U37 X X
21U38
21A94
X X
10H20 X X
10H21 X X
Factory O O
Factory O O
Factory O O
54W85 OX OX
54W86 OX OX
54W87
OX OX
Factory O O
Factory O O
74M70 OX OX
O O
Factory
67E01 X X
O O
Factory
10C89 X X
240
OX
OX
X
X
X
X
X
X
X
X
X
X
X
X
O
O
O
OX
OX
OX
O
O
OX
O
X
O
X