Carrier 50JB044 Fan User Manual


 
UNIT FEATURES
Large hinged access doors.
Standard one-year product warranty.
Standard unit as factory-assembled is listed by ETL and/or ETL,
Canada.
Units are rated in accordance with ARI Standard 360.
115-volt and 24-volt control circuit.
Semi-hermetic Carrier compressors.
Crankcase heaters.
Circuit breaker protection for all power components.
Compressor protection includes high and low pressure cutouts.
Single low rpm supply fan with 2-in. deflection springs under fan
sled.
High efficiency indoor motors (supply and exhaust).
Tuff-Skin Rx anti-microbial insulation.
Sloped condensate pan.
Manual adjustable outside air intake for up to 25% outside air.
Cabinet made of prepainted galvanized steel.
Evaporator-fan motors are protected by circuit breakers.
Condenser-fan motors are internally protected.
Single-point electric service entry.
Dual refrigeration circuits.
Lifting lugs.
Two-inch disposable-type return air filters.
PERFORMANCE DATA
Unit Operating Weight lb
Indoor Entering Air db
Fwb F
COOLING
Gross Total Cap. Btuh @ Condenser Air Temp F
Gross Sensible Capacity
Btuh
Compressor Power Input
kW
Indoor Fan Motor Size
Hp
Return Fan Motor Size
Hp
Cfm
External Static Pressure in. wg
Curb Weight
lb
HEATING
NO UNIT MOUNTED HEAT AVAILABLE
ELECTRICAL DATA
Power Supply to Unit Volts Phase Hertz
Minimum Circuit Amps Maximum Fuse Amps
OPTIONS AND ACCESSORIES
FACTORY-INSTALLED OPTIONS
Control Option Module
Two-inch Pleated Filters (30%)
Bag Filters with Prefilters (90%)
Inlet Guide Vanes or Variable Frequency Drives
Alternate Motor and Drive
Premium-Efficiency Motor and Drive (208/230, 460v)
Alternate Premium-Efficiency Motor and Drive
(208/230, 460v)
Economizer with Low Leak Dampers and Spring Return Motor
Copper Condenser Coil
Hot Gas Bypass
Non-Fused Unit Disconnect
FIELD-INSTALLED ACCESSORIES
Roof Curb with Full Perimeter Support (30, 35, 40, 45 ton)
Roof Curb with Condenser and Support (50, 60 ton)
Roof Curb to Enclose the Condenser Section (50, 60 ton)
Outdoor Air Cfm Package
Local Interface Device
Differential Enthalpy Control Sensor
Condenser Coil Guard
Space Sensor with Set Point Adjustment
Optional 4-Year Extended Compressor Warranty
HSIO Keypad and Display Module (required for initial start-up)
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