Lennox LDT Series Information page 3

OPT IONS / A C C ESSORIES
Item Description
CONTROLS
Blower Proving Switch
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)
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
HACR Circuit Breakers
² Short-Circuit Current Rating (SCCR) of 100kA (includes Phase/Voltage Detection)
Disconnect Switch
(see Disconnect Table for usage, page <PB>)
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 is furnished and factory installed with High SCCR option.
2
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)
CPC Einstein Integration
LonTalk Module
®
Novar
®
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
21Z10 OX
Factory O
54W27 OX
LSE Factory O
53W68 OX
21Z08 OX
22H56 OX
22H57
OX
54W67 OX
52W40
OX
21U42
X
44N61 X
77N39
X
23V86
X
87N52 X
87N54 X
85L43 X
90N43 X
21U37 X
21U38
21A94 X
10H20 X
10H21
X
Factory O
Factory O
Factory O
Factory O
Factory O
54W88 OX
54W89 OX
90W82
OX
74M70
OX
Factory O
67E01 X
Factory O
10C89 X
180 240
OX OX
O O
OX OX
O O
OX OX
OX OX
OX OX
OX OX
OX OX
OX OX
X X
X X
X X
X X
X X
X X
X X
X X
X
X
X X
X X
X X
O O
O O
O O
O O
O O
OX OX
OX OX
OX OX
OX OX
O O
X X
O O
X X