Carrier 50JB034 User Manual Download Page 3

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

F

wb

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

M

Control Option Module

M

Two-inch Pleated Filters (30%)

M

Bag Filters with Prefilters (90%)

M

Inlet Guide Vanes or Variable Frequency Drives

M

Alternate Motor and Drive

M

Premium-Efficiency Motor and Drive (208/230, 460v)

M

Alternate Premium-Efficiency Motor and Drive
(208/230, 460v)

M

Economizer with Low Leak Dampers and Spring Return Motor

M

Copper Condenser Coil

M

Hot Gas Bypass

M

Non-Fused Unit Disconnect

FIELD-INSTALLED ACCESSORIES

M

Roof Curb with Full Perimeter Support (30, 35, 40, 45 ton)

M

Roof Curb with Condenser and Support (50, 60 ton)

M

Roof Curb to Enclose the Condenser Section (50, 60 ton)

M

Outdoor Air Cfm Package

M

Local Interface Device

M

Differential Enthalpy Control Sensor

M

Condenser Coil Guard

M

Space Sensor with Set Point Adjustment

M

Optional 4-Year Extended Compressor Warranty

M

HSIO Keypad and Display Module (required for initial start-up)

x

M
M
M

3

Summary of Contents for 50JB034

Page 1: ...T VOLUME VARIABLE VOLUME PRODUCT INTEGRATED CONTROLS CARRIER COMFORT NETWORK COMPATIBLE PERFORMANCE DATA TYPICAL FIELD WIRING CERTIFIED DIMENSION PRINTS CERTIFIED ROOF CURB DIMENSION PRINTS 50JB 1SB R...

Page 2: ...ish Text Control of a two speed supply fan motor on CV applications Two speed motor available on Special Order Building Purge Mode flushes building interior with outdoor air to remove contaminants bef...

Page 3: ...er 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 AV...

Page 4: ...LD CONTROL WIRING TYPICAL SPACE TEMPERATURE SENSOR WIRING LEGEND CCN Carrier Comfort Network COM Communications GND Ground SW Switch T Terminal TB Terminal Block TH Thermostat Heating Constant Volume...

Page 5: ...its 108 09 For smaller service and operating clearances contact Carrier Application Engineering Department 4 Suggested field connections to be made inside or outside of 2 28 in 32 5 mm flange 5 When t...

Page 6: ...xcept power exhaust units 108 09 For smaller service and operating clearances contact Carrier Application Engineering Department 4 Suggested field connections to be made inside or outside of 1 28 in 3...

Page 7: ...ances Top Do not restrict condenser fans Control Box End 68 09 Sides 68 09 Economizer End 68 09 For smaller service and operating clearances contact Carrier Application Engineering Department 4 Sugges...

Page 8: ...ROOF CURB 50JB034 038 EXTENDED CHASSIS CERTIFIED ROOF CURB DIMENSION PRINT 8...

Page 9: ...ROOF CURB 50JB044 048 EXTENDED CHASSIS CERTIFIED ROOF CURB DIMENSION PRINT 9 CUT ALONG DOTTED LINE CUT ALONG DOTTED LINE...

Page 10: ...ROOF CURB 50JB054 064 EXTENDED CHASSIS CERTIFIED ROOF CURB DIMENSION PRINT 10...

Page 11: ...ACCESSORY ROOF CURB 50JB054 064 CERTIFIED ACCESSORY ROOF CURB DIMENSION PRINT 11 CUT ALONG DOTTED LINE CUT ALONG DOTTED LINE...

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