FY4A, FA4C
Base Series Fan Coil
Sizes 1 1/2 — 5 Ton (018 Thru 060)
Product Data
AIR HANDLER TECHNOLOGY
AT ITS FINEST
The FY4A and FA4C direct--expansion fan coils are designed to
cover a wide range of air handling requirements. They are compact
and ready to fit where needed, in the basement, crawlspace, attic,
utility room, or closet. The unique cabinet design of these fan coils
meet new stringent regulations for cabinet air leakage, a
requirement of 2% cabinet leakage rate when tested at 1.0 inches of
static pressure.
The FY4A and FA4C units are shipped with a factory-- installed
hard--shutoff thermostatic expansion valve (TXV) metering device
with an internal check valve for reverse flow bi-- pass capability. All
units come with solid state fan controls, 1--in. thick insulation with
R--value of 4.2, super--quiet multispeed motors, and fully--wettable
coils. Units can accommodate factory-- or field--installed heaters
from 3 to 30 kW.
The FY4A design is a residential new construction (RNC) model
available for use with Puronr, the environmentally sound
refrigerant. It comes with or without factory--installed disconnects.
It has a pre--painted (gray) galvanized insulated steel casing,
2--speed PSC motor in the 018 through 036 sizes, and 3--speed
PSC motors in the 042 through 060 sizes. ArmorCoatt provides a
tin plating of the indoor coil’s copper hairpins. This creates a
barrier between the corrosion--causing elements and the coil.
The FA4C has all the same quality features as the FY4A, but is for
use with R--22 refrigerant.
Page 2
STANDARD FEATURES
S Grooved copper tubing
S Lanced sine--wave aluminum fin
S Fully--wettable coil
S High--impact thermoplastic condensate pan
S Primary and secondary drain connections with brass inserts
S Multipoise design for maximum versatility
S Unique cabinet design that meets new stringent regulations for air leakage. Meets requirements of a 2% cabinet leakage rate when tested
at 1.0 inches of static pressure.
S Field--installed heater packages from 3--30 kW (fused, circuit breaker, or non--fused)
S Control board with built--in, replaceable 5-- amp blade--type auto fuse
S 2--speed motor in 018 through 036 sizes
S 3--speed motor in 042 through 060 sizes
S Cooling controls
S Time-- delay relay (TDR)
S Pre--painted galvanized steel cabinet (gray)
S High--density, super thick R--4.2 insulation
S Newly--improved filter rack area -- filter door insulation added for an improved air seal
S Sweat connections
S Inspection plate for cleaning A-- coil design
S HUD approved for manufactured housing
FY4A / FA4C
S 40--VA, 208/230v transformer
S All models listed with UL (U.S. and Canada) and ARI
ADDITIONAL FEATURES
FY4A
S Puronr refrigerant factory-- installed thermostatic expansion valves (TXV)
S Factory--installed heaters available
S ArmorCoatt coil protection available
FA4C
S R--22 refrigerant factory--installed thermostatic expansion valves (TXV)
S 018--060 sizes available with or without factory--installed disconnect
S Factory--installed heaters available
2
Page 3
MODEL NUMBER NOMENCLATURE
1234567 --- 91 0 --- 1 2
FA4CNF018000
ProductTypePositionSeriesElectrical
F --- F a n C o i lA --- B a se , R --- 2 2
Y --- B as e , P u r o n r Refrigerant
the environmentally sound refrigerant
4 --- MultipoiseCN --- 208/230v,
CERTIFICATION APPLIES ONLY WHEN THE
COMPLETE SYSTEM IS LISTED WITH ARI
6th digit:B --- M o du l ar c a bi n e t, C --- D is c o nn e ct , F --- S in gl e p ie ce c a bi n e t
10th digit: 0 --- St a nd a r d c o p p er c o il , T --- A rm o r C o a tt
1 --- p i e c e1 --- pi e c e1 --- p i e c e1 --- p i e ce1 --- pi e c e1 --- pi e c eModular
*Filter must be field ---supplied for FA4C units.
T X V --- f a c t o r y i n st a l l ed h a r d --- s h u to f f, b i --- f l o w ty p e f o r he a t p u m p a pp l ic a t i o n
T X V --- f a c t o r y i n st a l l ed h a r d --- s h u to f f, b i --- f l o w ty p e f o r he a t p u m p a pp l ic a t i o n
PERFORMANCE DATA
AIRFLOW PERFORMANCE (CFM)
MODEL & SIZE
FY4A, FA4C
018
FY4A, FA4C
024
FY4A, FA4C
030
FY4A, FA4C
036
FY4A, FA4C
042
FY4A, FA4C
048
FY4A, FA4C
060
--- S h a d in g --- A i r f l o w o u t si d e 4 50 c f m/ t o n .
NOTES:
1. Airflow based upon dry coil at 230v with factory --- approved filter and electric heater (2 element heater sizes 18 thru 36, 3 element heater sizes 42 thru 60).
Airflow at 208 volts is approximately 10% lower.
2. To avoid potential f or condensate blowing out of drain pan prior to making drain trap:
Return static pressure must be less than 0.40 in. wc.
Horizontal applications of 042 --- 060 sizes must have supply static greater than 0.20 in. wc.
3. Airflow above 400 cfm/ton on 048---060 size could result in condensate blowing off coil or splashing out of drain pan.
1. Contact manufacturer for cooling capacities at conditions other than
shownintable.
2. Formulas:
Leaving db
Leaving wb = wb corresponding to enthalpy of air leaving coil (h
h
lwb=hewb
where h
permissible. Do not extrapolate.
3. SHC is based on 80_F db temperature of air entering coil. Below
80_F db, subtract (Correction Factor x CFM) from SHC. Above 80_F
db, add (Correction Factor x CFM) to SHC.
4. Bypass Factor = 0 indicates no psychometric solution. Use bypass
factor of next lower EWB for approximation.
Interpolation is permissible.
Correction Factor = 1.09 x (1 --- BF) x (db --- 80)
= entering db ---sensible heat cap.
---total capacity (Btuh)
4.5 x CFM
= enthalpy of air entering coil. Direct interpolation is
The airflow performance data was developed using fan coils with 10---kW electric heaters (2 elements) in the 018 through 036 size units and 15---kW heaters
(3 elements) in the 042 through 060 size units. For fan coils with heaters of a different number of elements, the external available static at a given CFM from
the curve may be corrected by adding or subtracting available external static pressure as indicated above.
FA4CNF0480153/44.3MKFCEH1501F15 54.2/59.9 73.1/80.380/8036.2/40.0 50.6/ 55.460/6018.1/ 20.0 22.6/25.025/25
NOTE: All units 208/230, single--- phase, 60 Hz
MCA - -- Minimum Circuit Amps
FLA --- Fu ll L oa d A m ps
MTRHPMTR
FLA
HEAT PACK
INSTALLED
HTR
AMPS
MCA
MAX
OVERCUR
PROTECT
HTR
AMPS
L1/L2L1/L2L1/L2L3/L4L3/L4L3/L4
MCA
MAX
OVERCUR
PROTECT
HTR
AMPS
MCA
ELECTRICAL DATA FOR UNITS WITHOUT FACTORY--INSTALLED HEATERS
FY4AN(F,B)5, 85, 108, 1010, 1510, 1510, 1510, 15
* For field---installed heater/fan coil combinations, see Electric Heater Internal Protection below.
6th digit: B --- M od u l a r c ab i n et , C --- D i s c on n e c t, F --- S in g l e p i e ce ca bi n e t
* 5 --- , 8 --- , 10 --- kW f a ct or y --- i n st al l ed h e at h a s n o i n t e r n a l pr ot e c ti o n . 1 5 --- k W f a ct o r y --- i ns t a l l e d h e a t is i n te r n a l l y pr o t e ct ed w i t h f u se s.
{ Circuit breakers are 2 pole.
tables of the National Electric Code (ANSI/NFPA 70).
* Includes blower motor amps of largest fan coil used with heater.
{ Copper wire must be used. If other than uncoated (non--- plated), 75_C ambient, copper wire (solid wire for 10 AWG and smaller, stranded wire for larger than 10 AWG) is used, consult applicable
} Length shown is as measured 1 way along wire path between unit and service panel for a voltage drop not to exceed 2%.
** Field convertible to 3 phase.
{{ Field convertible to 1 phase, single or multiple supply circuit.
NOTES:
1. For fan coil sizes 018---036.
2. For fan coil sizes 042---060.
3. Singl e circuit application of F15 and F20 heaters requires single ---point wiring kit accessory.
13
Page 14
ACCESSORIES
ITEMACCESSORY PART NO.*FAN COIL SIZE USED WITH
1.Disconnect KitKFADK0201DSCCooling controls and heaters 3 --- through 10---kW
KFACB0101CFB018
2.Downflow Base Kit
3.Downflow Conversion Kit
4.Single---Point Wiring KitKFASP0101SPKO n l y w it h 1 5 --- a n d 20 --- kW F u s e d H e a t e r s
ACCESSORY KITS DESCRIPTION SUGGESTED AND REQUIRED USE.
FY4A / FA4C
1. Disconnect Kit
The kit is used to disconnect electrical power to the fan coil so service or maintenance may be performed safely.
SUGGESTED USE: Units for 3-- through 10--kW electric resistance heaters and cooling controls.
2. Downflow Base Kit
This kit is designed to provide a 1 --in. minimum clearance between unit discharge plenum, ductwork, and combustible materials. It
also provides a gap--free seal with the floor.
REQUIRED USE: This kit must be used whenever fan coils are used in downflow applications.
3. Downflow Conversion Kit
Fan coils are shipped from the factory for upflow or horizontal--left applications. Downflow conversion kits provide proper condensate
water drainage and support for the coil when used in downflow applications. Separate kits are available for slope coils and A--coils.
REQUIRED USE: This kit must be used whenever fan coils are used in downflow applications.
4. Single Point Wiring Kit
The single point wiring kit acts as a jumper between L1 and L3 lugs, and between the L2 and L4 lugs. This allows the installer to run
two heavy--gauge, high--voltage wires into the fan coil rather than 4 light--gauge, high--voltage wires.
SUGGESTED USE: Fan coils with 15-- and 20--kW fused heaters only.
5. Filter Kit (12 pack)
The kit consists of 12 fan coil framed filters. These filters collect large dust particles from the return air entering the fan coil and
prevents them from collecting on the coil. This process helps to keep the coil clean, which increases heat transfer and, in turn, the
efficiency of the system.
SUGGESTED USE: To replace filters in fan coils.
REQUIRED USE: All units unless a filter grille is used.
6. Condensate Drain Trap Kit
This kit consists of 50 PVC condensate traps. Each trap is pre-- formed and ready for field installation. This deep trap helps the system
make and hold proper condensate flow even during blower initiation.
SUGGESTED USE: All fan coils.
7. Air Cleaner 240--volt Conversion Kit
The AIRA electronic air cleaner comes ready for 115--v operation.
REQUIRED USE: This kit is required when running 240--volt circuit to air cleaner.
8. Downflow/Horizontal Conversion Gasket Kit
This kit provides the proper gasketing of units when applied in either a downflow or horizontal application.
REQUIRED USE: Fan coils in either downflow or horizontal applications.
9. Horizontal Applications -- Water Management Kit
This kit provides proper installation of fan coils under conditions of high static pressure and high relative humidity.
SUGGESTED USE: All fan coils.
Copyright 2007 Carrier Corp. S 7310 W. Morris St. S Indianapolis, IN 46231Printed in U.S.A.Edition Date: 06/07
Manufacturer reserves the right to change, at any time, specifications and designs without notice and without obligations.
14
Catalog No: FA4C--- 5PD
Replaces: FA4C--4PD
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