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MODEL NUMBER NOMENCLATURE — 542J150,180 UNITS
Nominal Cooling Capacity
150 – 12 Tons
180 – 15 Tons
Factory-Installed Outdoor
Air Upgrade Options
C – Economizer
H – 25% Manual Damper
542J E X 150 000 AB H B
542J – High-Efficiency Rooftop Units
Electric Heat Pumps
Voltage Designation
E – 460-3-60
P – 208/230-3-60
Heat Type
X – No Heat Installed
Electric Heaters
000 – No Factory-Installed Electric Heaters
Accessory Field-Installed Electric Heaters
Available
Fan Drive Position
(Standard Motor)
B – Standard Low-Medium
Fan Drive Static Capability
D – Alternate High Fan
Drive Static Capability
Design Series Code
AB – EconoMi$er Design Change
50TFQ004-012
542J150,180