Electric Furnace Modular Air System EFC / EFV

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Electric Furnace ModularAir SystemEFC / EFVForm No. AEFC/EFV-100 (01/2010)FeaturesApplication 1-1/2 - 5 ton sizes Upflow, counterflow and horizontal positionsCabinet Cabinet dimensions match standard furnace widths Painted galvanized cabinetComponents10 year limited parts warranty availablewhen applied with a system. See limitedwarranty document for details. EFC models feature PSC motors EFV models feature ECM variable speed motors Field installed 5 - 20 kW heat strips Factory installed fan relays for non-heat stripInstallations

Electric Furnace - Modular Air SystemEFC / EFVModel Number GuideEFV12BCA-1AElectric FurnaceC - ConstantV - VariableRevision CodeAir Flow12 - Nom. CFX (x100)A - 208-230V60Hz/10Cabinet WidthB - 17-1/2"C - 21"D - 24-1/2"SeriesPhysical rSpeedsMaximum -1/2 - 278.352.62-1/2 - -1/2 - 279EFV12BC208-230/1/601/2*.403.11-1/2 30/1/603/4*.405.73-5105

Electric Furnace - Modular Air SystemElectrical Data(EFC Models)Electrical Heating Cap.BlowerSize08 (no heat)08080812 (no heat)1212121216 (no heat)16161620 (no heat)202020NOTE:kWBtuh(1) 240v(1) ,10051,20068,300EFC08BEFC12BEFC16CEFC20DBlower Amps208V 4.34.3(2) (3) Total Amps per Circuit208v240vTotal Unit AmpsCircuit BreakerAmps per 015606060----------------30----3060----3060If nominal CFM is 1000 (2.5 tons) with 15 kW electric heat, the motor speed must be set at medium or higher.Maximum kW for units with nominal CFM set at 1400 (3.5 tons) is 15 kW.For 208 volt use .751 correction factor for kW and Btuh.15 and 20 kW (2 stage models) require 2 supply circuits.Circuit #1 includes blower motor amps.kW packages in bold indicate that these heat packages require and include circuite breakers. Optional for others.Blower PerformanceSizeEFC / EFVBlower(EFC Models)External Static Pressur in W.C. - No Filter (Dry oling speeds should not be reduced belowfactory settings*Med20601990191018201710Different speeds can be set for heating mode.High22202130204019401830See installation instructions for changing speedsand minimum settings on electric heat.Speeds marked in italics with an asterisk* are thefactory settings for both heating and cooling.

Electric Furnace - Modular Air SystemElectrical DataBlowerSize(EFV Models)Electrical Heating Cap. BlowerAmpskWBtuh(1) 240v08 (no heat)08080812 (no heat)1212121216 (no heat)16161620 (no heat)202020057.510057.5101501015200101520NOTE:EFC / EFV(2) (3) Total Amps per Circuit Total UnitAmps208v240v(1) 240v 208V 240V cessoriesKit NumberDescriptionUsed withAEHBCC05NSA-15kW with Terminal Block8, 12AEHBCC05CSA-15kW with Circuit Breaker8, 12AEHBCC07NSA-17.5kW with Terminal Block8, 12AEHBCC07CSA-17.5kW with Circuit Breaker8, 12AEHBCC10NSA-110kW with Terminal BlockAllAEHBCC10CSA-110kW with Circuit BreakerAllAEHBCC15CSA-115kW with Circuitl Breaker12, 16, 20AEHBCC20NSA-120kW with Circuit Breaker16, 201 N No circuit breaker1 C Circuit breakerAmps per Stage3 208 240 208v 240vIf nominal CFM is 1000 (2.5 tons) with 15 kW electric heat, the motor speed must be set at medium or higher.Maximum kW for units with nominal CFM set at 1400 (3.5 tons) is 15 kW.For 208 volt use .751 correction factor for kW and Btuh.15 and 20 kW (2 stage models) require 2 supply circuits.Circuit #1 includes blower motor amps.kW packages in bold indicate that these packages require and include circuite breakers. Optional for others.*C - Constant or V - VariableCircuit Breaker

Electric Furnace - Modular Air SystemBlower nalY1EFV08BCY1 / Y2GY1EFV12BCY1 / Y2GY1EFV16CCY1 / Y2GEFC / EFV(EFV 40510480460430390370D480430390410400400400400CFM @ ESP. in W.C.

Electric Furnace - Modular Air SystemBlower nal(EFV Models) 06801,6901,4901,2201,000730660590500Y1EFV20DCY1 / Y2GNotes:EFC / EFVCFM @ ESP. in W.C.Humidistat will reduce colling airflow by 10% in high humidity.Adjust tap ( ) will increase airflow by 10%, while tap (-) will decrease airflow by 12%Adjust tap test will cause the motor to run at 70% of full airflow. Use this for troubleshooting only.At the start of a call for cooling, there is a blower delay of 1 minute.Dimensions (in.)UnitSizeABCEFV / EFC082521EFV / EFC1225EFV / EFC16EFV / EFC20Supply Duct Opening Return Duct 219-1/2262124-1/216-1/222-1/219-1/223Optional line voltage on top or right side of blower.CAll specifications and illustrationssubject to change without noticeand without incurring obligations.(800) 448-5872www.armstrongair.comAEFC/EFV-100 (01/2010) 2010 Allied Air Enterprises Inc., a Lennox International Inc. CompanyPrinted in the U.S.A.

Electric Furnace - Modular Air System EFC / EFV Blower Performance (EFV Models) Air Handler Model Energized Thermostat Terminal Control Board Tap CFM @ ESP. in W.C.10 .20 .30 .40 .50 .60 .70 .80 EFV08BC Y1 A 710 690 680 690 690 690 690 690 B 560 560 560 570 560 560 570 570 .

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