ZGB120S4BH-Y BV490 230V 3PH 10T 240KB BELT DR GAS/ELEC PKG

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

Aluminized Steel Heat Exchanger With Inshot Burners - Life cycle tested

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

Eco-Last Coil System (092-120 Models and 150S4M Model Only) - Smaller, lighter condenser coil

High Pressure Switches - Protect compressor

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 Drain Pan - Provides durability and improved serviceability and meets ASHRAE 62.1 requirements for drain pan slope

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

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 Control - Factory installed, limit control with fixed temperature setting Heat limit control protects heat exchanger and other components from overheating

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

Scroll compressors on all models for high performance, reliability and quiet operation

Resiliently mounted on rubber grommets for quiet operation

All control voltage is provided via a 24V (secondary) transformer with built-in circuit breaker protection

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