Cooling System-Designed to maximize sensible and latent cooling performance at design conditions

R-410A Refrigerant-Non-chlorine based

Ozone-friendly

Single Speed Scroll Compressor-High performance, reliability and quiet operation

Resiliently mounted on rubber grommets for quiet operation

Compressor Crankcase Heater-Protects against refrigerant migration that can occur during low ambient operation

Thermal Expansion Valve-Assures optimal performance throughout the application range

Removable element head

High Pressure Switch-Protects the system from high pressure conditions

Filter/Drier-High capacity filter/drier protects the system from dirt and moisture

Freezestat-Protects the evaporator coil from damaging ice build-up due to conditions such as low/no air flow or low refrigerant charge

Outdoor Coil Fan Motor-Thermal overload protected

Totally enclosed

Power Entry-Electrical lines can be brought through the unit base or through horizontal access knock-outs

Insulation-Fully insulated with non-hygroscopic fiberglass insulation

Unit base is fully insulated

Base insulation serves as an air seal to the roof curb, eliminating the need to add a seal during installation

Cabinet-Heavy-gauge steel panels

Two-layer enamel paint finish

Full perimeter heavy-gauge galvanized steel base rail

Base rails have rigging holes

Three sides of the base rail have forklift slots

Raised edges around duct and power entry openings in the bottom of the unit for water protection

Quick and Easy Retrofit-Fast installation for replacement of many existing rooftop units-fits high volume competitor's roof curbs

R-410A Refrigerant-Environmentally friendly

Single Speed Scroll Compressor-Furnished on 036 through 060 models

Two-Stage Scroll Compressor-Furnished on 074 models. Allows rooftop units to deliver just the necessary amount of cooling needed to meet the space's demand

Eco-Last Coil System-Smaller, lighter condenser coil

High Pressure Switch-Protects compressor

Belt Drive Blower Motor-To maximize air performance

Two-Speed belt drive blower on ZCB074 models

Downflow or Horizontal Airflow-Easy field conversion

Two Fork Lift Slots on Three Sides-Easy to pick up and transport units from almost any angle

Corrosion-Resistant Drain Pan-Provides application flexibility, durability, improved serviceability and meets ASHRAE 62.1 requirements for drain pan slope

Cooling System-Designed to maximize sensible and latent cooling performance at design conditions

R-410A Refrigerant-Non-chlorine, ozone friendly, R-410A

Unit is factory pre-charged with refrigerant

Single Speed Scroll Compressor-Resiliently mounted on rubber grommets for quiet operation, Scroll compressors for high performance, reliability and quiet operation

Two-stage scroll compressors for increased part load efficiency, high performance, reliability and quiet operation

Resiliently mounted on rubber grommets for quiet operation

Compressor Crankcase Heater-Protects against refrigerant migration that can occur during low ambient operation

Refrigerant Metering Orifice-Accurately meters refrigerant in system

Refrigerant control is accomplished by exact sizing of refrigerant metering orifice

Thermal Expansion Valve-Assures optimal performance throughout the application range

Removable element head

High Pressure Switch-Protects the compressor from overload conditions such as dirty condenser coils, blocked refrigerant flow or loss of outdoor fan operation

Automatic reset

Filter/Drier-High capacity filter/drier protects the system from dirt and moisture

Quick and Easy Retrofit-Fast installation for replacement of many existing rooftop units-fits high volume competitor's roof curbs

R-410A Refrigerant-Environmentally friendly

Single Speed Scroll Compressor-Furnished on 036 through 060 models

Two-Stage Scroll Compressor-Furnished on 074 models. Allows rooftop units to deliver just the necessary amount of cooling needed to meet the space's demand

Eco-Last Coil System-Smaller, lighter condenser coil

High Pressure Switch-Protects compressor

Belt Drive Blower Motor-To maximize air performance

Two-Speed belt drive blower on ZCB074 models

Downflow or Horizontal Airflow-Easy field conversion

Two Fork Lift Slots on Three Sides-Easy to pick up and transport units from almost any angle

Corrosion-Resistant Drain Pan-Provides application flexibility, durability, improved serviceability and meets ASHRAE 62.1 requirements for drain pan slope

Cooling System-Designed to maximize sensible and latent cooling performance at design conditions

R-410A Refrigerant-Non-chlorine, ozone friendly, R-410A

Unit is factory pre-charged with refrigerant

Single Speed Scroll Compressor-Resiliently mounted on rubber grommets for quiet operation, Scroll compressors for high performance, reliability and quiet operation

Two-stage scroll compressors for increased part load efficiency, high performance, reliability and quiet operation

Resiliently mounted on rubber grommets for quiet operation

Compressor Crankcase Heater-Protects against refrigerant migration that can occur during low ambient operation

Refrigerant Metering Orifice-Accurately meters refrigerant in system

Refrigerant control is accomplished by exact sizing of refrigerant metering orifice

Thermal Expansion Valve-Assures optimal performance throughout the application range

Removable element head

High Pressure Switch-Protects the compressor from overload conditions such as dirty condenser coils, blocked refrigerant flow or loss of outdoor fan operation

Automatic reset

Filter/Drier-High capacity filter/drier protects the system from dirt and moisture

Cooling System-Designed to maximize sensible and latent cooling performance at design conditions

R-410A Refrigerant-Non-chlorine based

Ozone-friendly

Single Speed Scroll Compressor-High performance, reliability and quiet operation

Resiliently mounted on rubber grommets for quiet operation

Compressor Crankcase Heater-Protects against refrigerant migration that can occur during low ambient operation

Thermal Expansion Valve-Assures optimal performance throughout the application range

Removable element head

High Pressure Switch-Protects the system from high pressure conditions

Filter/Drier-High capacity filter/drier protects the system from dirt and moisture

Freezestat-Protects the evaporator coil from damaging ice build-up due to conditions such as low/no air flow or low refrigerant charge

Outdoor Coil Fan Motor-Thermal overload protected

Totally enclosed

Power Entry-Electrical lines can be brought through the unit base or through horizontal access knock-outs

Insulation-Fully insulated with non-hygroscopic fiberglass insulation

Unit base is fully insulated

Base insulation serves as an air seal to the roof curb, eliminating the need to add a seal during installation

Cabinet-Heavy-gauge steel panels

Two-layer enamel paint finish

Full perimeter heavy-gauge galvanized steel base rail

Base rails have rigging holes

Three sides of the base rail have forklift slots

Raised edges around duct and power entry openings in the bottom of the unit for water protection

R-410A Refrigerant - Environmentally friendly

Scroll Compressors - Single speed scroll compressors are furnished on all models

Eco-Last Coil System (092 - 120 Models Only) - Smaller, lighter condenser coil

Dehumidification System (Standard Efficiency Models Only) - Patented system allows for independent control of temperature and humidity, providing enhanced comfort control

High Pressure Switches - Protect compressor

Isolated Compressor Compartment - Allows performance check during normal compressor operation without disrupting airflow

Independent Outdoor Fan Motor Mounts - Allows for easy and efficient service access without removing the top panel

Constant Air Volume (CAV) or Single Zone VAV Supply Fan Blower Option - Allows constant or multi-staged air delivery

Downflow or Horizontal Airflow - Easy field conversion

Two Fork Lift Slots on Three Sides - Easy to pick up and transport units from almost any angle

Corrosion Resistant Removable, Reversible Drain Pan - Provides application flexibility, durability and improved serviceability

Thermostatic Expansion Valves (High Efficiency, 150S Models and all Standard Efficiency Models with Dehumidification ) - Provide peak cooling performance across the entire application range

MERV 8 or MERV 13 Filters - Available as field installed option, provide an enhanced level of indoor air quality and can help the building qualify for additional LEED credits

Common Components - Many maintenance items are standard throughout the entire product line, reducing the need to carry different parts to the job or maintain in inventory

Quick and Easy Retrofit-Fast installation for replacement of many existing rooftop units-fits high volume competitor's roof curbs

R-410A Refrigerant-Environmentally friendly

Single Speed Scroll Compressor-Furnished on 036 through 060 models

Two-Stage Scroll Compressor-Furnished on 074 models. Allows rooftop units to deliver just the necessary amount of cooling needed to meet the space's demand

Eco-Last Coil System-Smaller, lighter condenser coil

High Pressure Switch-Protects compressor

Belt Drive Blower Motor-To maximize air performance

Two-Speed belt drive blower on ZCB074 models

Downflow or Horizontal Airflow-Easy field conversion

Two Fork Lift Slots on Three Sides-Easy to pick up and transport units from almost any angle

Corrosion-Resistant Drain Pan-Provides application flexibility, durability, improved serviceability and meets ASHRAE 62.1 requirements for drain pan slope

Cooling System-Designed to maximize sensible and latent cooling performance at design conditions

R-410A Refrigerant-Non-chlorine, ozone friendly, R-410A

Unit is factory pre-charged with refrigerant

Single Speed Scroll Compressor-Resiliently mounted on rubber grommets for quiet operation, Scroll compressors for high performance, reliability and quiet operation

Two-stage scroll compressors for increased part load efficiency, high performance, reliability and quiet operation

Resiliently mounted on rubber grommets for quiet operation

Compressor Crankcase Heater-Protects against refrigerant migration that can occur during low ambient operation

Refrigerant Metering Orifice-Accurately meters refrigerant in system

Refrigerant control is accomplished by exact sizing of refrigerant metering orifice

Thermal Expansion Valve-Assures optimal performance throughout the application range

Removable element head

High Pressure Switch-Protects the compressor from overload conditions such as dirty condenser coils, blocked refrigerant flow or loss of outdoor fan operation

Automatic reset

Filter/Drier-High capacity filter/drier protects the system from dirt and moisture

Quick and Easy Retrofit-Fast installation for replacement of many existing rooftop units-fits high volume competitor's roof curbs

R-410A Refrigerant-Environmentally friendly

Single Speed Scroll Compressor-Furnished on 036 through 060 models

Two-Stage Scroll Compressor-Furnished on 074 models. Allows rooftop units to deliver just the necessary amount of cooling needed to meet the space's demand

Eco-Last Coil System-Smaller, lighter condenser coil

High Pressure Switch-Protects compressor

Belt Drive Blower Motor-To maximize air performance

Two-Speed belt drive blower on ZCB074 models

Downflow or Horizontal Airflow-Easy field conversion

Two Fork Lift Slots on Three Sides-Easy to pick up and transport units from almost any angle

Corrosion-Resistant Drain Pan-Provides application flexibility, durability, improved serviceability and meets ASHRAE 62.1 requirements for drain pan slope

Cooling System-Designed to maximize sensible and latent cooling performance at design conditions

R-410A Refrigerant-Non-chlorine, ozone friendly, R-410A

Unit is factory pre-charged with refrigerant

Single Speed Scroll Compressor-Resiliently mounted on rubber grommets for quiet operation, Scroll compressors for high performance, reliability and quiet operation

Two-stage scroll compressors for increased part load efficiency, high performance, reliability and quiet operation

Resiliently mounted on rubber grommets for quiet operation

Compressor Crankcase Heater-Protects against refrigerant migration that can occur during low ambient operation

Refrigerant Metering Orifice-Accurately meters refrigerant in system

Refrigerant control is accomplished by exact sizing of refrigerant metering orifice

Thermal Expansion Valve-Assures optimal performance throughout the application range

Removable element head

High Pressure Switch-Protects the compressor from overload conditions such as dirty condenser coils, blocked refrigerant flow or loss of outdoor fan operation

Automatic reset

Filter/Drier-High capacity filter/drier protects the system from dirt and moisture

Quick and Easy Retrofit-Fast installation for replacement of many existing rooftop units-fits high volume competitor's roof curbs

R-410A Refrigerant-Environmentally friendly

Single Speed Scroll Compressor-Furnished on 036 through 060 models

Two-Stage Scroll Compressor-Furnished on 074 models. Allows rooftop units to deliver just the necessary amount of cooling needed to meet the space's demand

Eco-Last Coil System-Smaller, lighter condenser coil

High Pressure Switch-Protects compressor

Belt Drive Blower Motor-To maximize air performance

Two-Speed belt drive blower on ZCB074 models

Downflow or Horizontal Airflow-Easy field conversion

Two Fork Lift Slots on Three Sides-Easy to pick up and transport units from almost any angle

Corrosion-Resistant Drain Pan-Provides application flexibility, durability, improved serviceability and meets ASHRAE 62.1 requirements for drain pan slope

Cooling System-Designed to maximize sensible and latent cooling performance at design conditions

R-410A Refrigerant-Non-chlorine, ozone friendly, R-410A

Unit is factory pre-charged with refrigerant

Single Speed Scroll Compressor-Resiliently mounted on rubber grommets for quiet operation, Scroll compressors for high performance, reliability and quiet operation

Two-stage scroll compressors for increased part load efficiency, high performance, reliability and quiet operation

Resiliently mounted on rubber grommets for quiet operation

Compressor Crankcase Heater-Protects against refrigerant migration that can occur during low ambient operation

Refrigerant Metering Orifice-Accurately meters refrigerant in system

Refrigerant control is accomplished by exact sizing of refrigerant metering orifice

Thermal Expansion Valve-Assures optimal performance throughout the application range

Removable element head

High Pressure Switch-Protects the compressor from overload conditions such as dirty condenser coils, blocked refrigerant flow or loss of outdoor fan operation

Automatic reset

Filter/Drier-High capacity filter/drier protects the system from dirt and moisture

Quick and Easy Retrofit-Fast installation for replacement of many existing rooftop units-fits high volume competitor's roof curbs

R-410A Refrigerant-Environmentally friendly

Single Speed Scroll Compressor-Furnished on 036 through 060 models

Two-Stage Scroll Compressor-Furnished on 074 models. Allows rooftop units to deliver just the necessary amount of cooling needed to meet the space's demand

Eco-Last Coil System-Smaller, lighter condenser coil

High Pressure Switch-Protects compressor

Belt Drive Blower Motor-To maximize air performance

Two-Speed belt drive blower on ZCB074 models

Downflow or Horizontal Airflow-Easy field conversion

Two Fork Lift Slots on Three Sides-Easy to pick up and transport units from almost any angle

Corrosion-Resistant Drain Pan-Provides application flexibility, durability, improved serviceability and meets ASHRAE 62.1 requirements for drain pan slope

Cooling System-Designed to maximize sensible and latent cooling performance at design conditions

R-410A Refrigerant-Non-chlorine, ozone friendly, R-410A

Unit is factory pre-charged with refrigerant

Single Speed Scroll Compressor-Resiliently mounted on rubber grommets for quiet operation, Scroll compressors for high performance, reliability and quiet operation

Two-stage scroll compressors for increased part load efficiency, high performance, reliability and quiet operation

Resiliently mounted on rubber grommets for quiet operation

Compressor Crankcase Heater-Protects against refrigerant migration that can occur during low ambient operation

Refrigerant Metering Orifice-Accurately meters refrigerant in system

Refrigerant control is accomplished by exact sizing of refrigerant metering orifice

Thermal Expansion Valve-Assures optimal performance throughout the application range

Removable element head

High Pressure Switch-Protects the compressor from overload conditions such as dirty condenser coils, blocked refrigerant flow or loss of outdoor fan operation

Automatic reset

Filter/Drier-High capacity filter/drier protects the system from dirt and moisture

Heating System - Aluminized steel inshot burners, direct spark ignition, electronic flame sensor, combustion air inducer, redundant automatic single or dual stage gas valve with manual shut-off

Heat Exchanger - Tubular construction, aluminized steel, life cycle tested

Stainless Steel Heat Exchanger is required if mixed air temperature is below 45 Deg F

Electronic Pilot Ignition - Electronic spark igniter provides positive direct ignition of burners on each operating cycle

The system permits main gas valve to stay open only when the burners are proven to be lit

Should a loss of flame occur the gas valve closes, shutting off the gas to the burners Ignition module has LED to indicate status and aid in troubleshooting

Watchguard circuit on module automatically resets ignition controls after one hour of continuous thermostat demand after unit lockout, eliminating nuisance service calls

Ignition control is factory installed in the controls section

Limit Controls - Heat limit controls protect heat exchanger and other components from overheating

Safety Switches - Flame roll-out switch, flame sensor and combustion air inducer proving switch protect system operation

Single Speed Scroll Compressor - Scroll compressors for high performance, reliability and quiet operation

Resiliently mounted on rubber grommets for quiet operation

Compressor Crankcase Heater - Protects against refrigerant migration that can occur during low ambient operation

Thermal Expansion Valve - Assures optimal performance throughout the application range

Removable element head

Filter/Drier - High capacity filter/drier protects the system from dirt and moisture

High Pressure Switch - Protects the compressor from overload conditions such as dirty condenser coils, blocked refrigerant flow or loss of outdoor fan operation

Freezestat - Protects the evaporator coil from damaging ice build-up due to conditions such as low/no air flow or low refrigerant charge

Eco-Last Coil System - Condenser coil features lightweight, all aluminum brazed fin construction

Outdoor Coil Fan Motor - Thermal overload protected, totally enclosed, permanently lubricated sleeve (024, 030, 036 and 048 models) or ball bearings (060, 072, 074 and 090 models), shaft up, wire basket mount

Outdoor Coil Fan - PVC coated fan guard furnished

Construction - Heavy Gauge steel panels and full perimeter heavy gauge galvanized steel base rail provides structural integrity for transportation, handling and installation

Base rails have rigging holes Three sides of the base rail have fork slots

Raised edges around duct and power entry openings in the bottom of the unit provide additional protection against water entering the building

Power/Gas Entry - Electrical and gas lines can be brought through the unit base or through horizontal access knock- outs

Exterior Panels - Constructed of heavy gauge, galvanized steel with a two-layer enamel Painted finish

Insulation

Access Panels

Hinged Access Panels

Heating System - Aluminized steel inshot burners, direct spark ignition, electronic flame sensor, combustion air inducer, redundant automatic single or dual stage gas valve with manual shut-off

Heat Exchanger - Tubular construction, aluminized steel, life cycle tested

Stainless Steel Heat Exchanger is required if mixed air temperature is below 45 Deg F

Electronic Pilot Ignition - Electronic spark igniter provides positive direct ignition of burners on each operating cycle

The system permits main gas valve to stay open only when the burners are proven to be lit

Should a loss of flame occur the gas valve closes, shutting off the gas to the burners Ignition module has LED to indicate status and aid in troubleshooting

Watchguard circuit on module automatically resets ignition controls after one hour of continuous thermostat demand after unit lockout, eliminating nuisance service calls

Ignition control is factory installed in the controls section

Limit Controls - Heat limit controls protect heat exchanger and other components from overheating

Safety Switches - Flame roll-out switch, flame sensor and combustion air inducer proving switch protect system operation

Single Speed Scroll Compressor - Scroll compressors for high performance, reliability and quiet operation

Resiliently mounted on rubber grommets for quiet operation

Compressor Crankcase Heater - Protects against refrigerant migration that can occur during low ambient operation

Thermal Expansion Valve - Assures optimal performance throughout the application range

Removable element head

Filter/Drier - High capacity filter/drier protects the system from dirt and moisture

High Pressure Switch - Protects the compressor from overload conditions such as dirty condenser coils, blocked refrigerant flow or loss of outdoor fan operation

Freezestat - Protects the evaporator coil from damaging ice build-up due to conditions such as low/no air flow or low refrigerant charge

Eco-Last Coil System - Condenser coil features lightweight, all aluminum brazed fin construction

Outdoor Coil Fan Motor - Thermal overload protected, totally enclosed, permanently lubricated sleeve (024, 030, 036 and 048 models) or ball bearings (060, 072, 074 and 090 models), shaft up, wire basket mount

Outdoor Coil Fan - PVC coated fan guard furnished

Construction - Heavy Gauge steel panels and full perimeter heavy gauge galvanized steel base rail provides structural integrity for transportation, handling and installation

Base rails have rigging holes Three sides of the base rail have fork slots

Raised edges around duct and power entry openings in the bottom of the unit provide additional protection against water entering the building

Power/Gas Entry - Electrical and gas lines can be brought through the unit base or through horizontal access knock- outs

Exterior Panels - Constructed of heavy gauge, galvanized steel with a two-layer enamel Painted finish

Insulation

Access Panels

Hinged Access Panels

Heating System-Aluminized steel inshot burners, direct spark ignition, electronic flame sensor, combustion air inducer, redundant automatic single or dual stage gas valve with manual shut-off

Heat Exchanger-Tubular construction, aluminized steel, life cycle tested

Stainless Steel Heat Exchanger is required if mixed air temperature is below 45 Deg F

Electronic Pilot Ignition-Electronic spark igniter provides positive direct ignition of burners on each operating cycle

The system permits main gas valve to stay open only when the burners are proven to be lit

Should a loss of flame occur the gas valve closes, shutting off the gas to the burners Ignition module has LED to indicate status and aid in troubleshooting

Watchguard circuit on module automatically resets ignition controls after one hour of continuous thermostat demand after unit lockout, eliminating nuisance service calls

Ignition control is factory installed in the controls section

Limit Controls-Heat limit controls protect heat exchanger and other components from overheating

Safety Switches-Flame roll-out switch, flame sensor and combustion air inducer proving switch protect system operation

Single Speed Scroll Compressor-Scroll compressors for high performance, reliability and quiet operation

Resiliently mounted on rubber grommets for quiet operation

Compressor Crankcase Heater-Protects against refrigerant migration that can occur during low ambient operation

Thermal Expansion Valve-Assures optimal performance throughout the application range

Removable element head

Filter/Drier-High capacity filter/drier protects the system from dirt and moisture

High Pressure Switch-Protects the compressor from overload conditions such as dirty condenser coils, blocked refrigerant flow or loss of outdoor fan operation

Freezestat-Protects the evaporator coil from damaging ice build-up due to conditions such as low/no air flow or low refrigerant charge

Eco-Last Coil System-Condenser coil features lightweight, all aluminum brazed fin construction

Outdoor Coil Fan Motor-Thermal overload protected, totally enclosed, permanently lubricated sleeve (024, 030, 036 and 048 models) or ball bearings (060, 072, 074 and 090 models), shaft up, wire basket mount

Outdoor Coil Fan-PVC coated fan guard furnished

Construction-Heavy Gauge steel panels and full perimeter heavy gauge galvanized steel base rail provides structural integrity for transportation, handling and installation

Base rails have rigging holes Three sides of the base rail have fork slots

Raised edges around duct and power entry openings in the bottom of the unit provide additional protection against water entering the building

Power/Gas Entry-Electrical and gas lines can be brought through the unit base or through horizontal access knock- outs

Exterior Panels-Constructed of heavy gauge, galvanized steel with a two-layer enamel Painted finish

Insulation

Access Panels

Hinged Access Panels