MA - Modular Air Handler with PSC
This unique modular system allows the flexibility to handle any application. These versatile MA blowers may be used for up-flow, down-flow, or horizontal left or right applications. They may be combined with cased coils to function as a cooling only unit or with a heat pump including electric heat for 1 and 3 phase applications. The MA blower and 4HK electric heaters can be used as a stand alone electric furnaces.

Special Benefits

• Blowers - MA series models to match any air flow (2 to 5 tons) or voltage requirement (115v, 230v, and 460v models are available). The compact size allows easy installation. Blowers are sized to deliver design air quantity both efficiently and quietly. The direct-drive, multi-speed blower motors provide a selection of air quantities to match any application. All models include a one-minute blower off delay as standard to enhance system efficiency ratings.
• Cabinets - The durable, pre-painted steel protects the unit against rust and corrosion. All models have 1 inch foil face fiber glass insulation.
• 4HK Series Electric Heaters - Both single and three phase electric heater models are available to match any requirement. All heaters include nickel-chromium elements with a 5-year limited warranty on 1 Ø heating elements and 1 year limited warranty on 3 Ø heating elements. Sequencers are provided to control heaters in all models. Circuit breakers are used in 208/230 volt, single phase heaters of 13 KW and larger. Models equipped with circuit breakers may be altered in the field to use multi-source power supply. Over-temperature limit switches provide protection from airflow loss.
• Limitations - These units must be wired and installed in accordance with all national and local safety codes.

*Must be installed on or after May 1st, 2009, and registered online within 90 days of installation. Otherwise, the warranty reverts to the standard warranty as published in the product warranty certificate.