Manual

4
Model EST Number Description
Digit 1, 2, 3 - Model
EST Series flow fan powered terminal with ECM motor
Digit 4 - Heat options
S Standard
W Hot water coil
E Electric heat
Digit 5, 6, 7, 8 - Fan Horsepower and Primary inlet size
3306 1/3 hp 6” inlet
3307 1/3 hp 7” inlet
3308 1/3 hp 8” inlet
3309 1/3 hp 9” inlet
3310 1/3 hp 10” inlet
5006 1/2 hp 6” inlet
5007 1/2 hp 7” inlet
5008 1/2 hp 8” inlet
5009 1/2 hp 9” inlet
5010 1/2 hp 10” inlet
5012 1/2 hp 12” inlet
5014 1/2 hp 14” inlet
Digit 9 - Casing Construction
B single wall 20ga. Steel (standard)
E double wall 22ga. Steel
(1/2” glass fiber insulation)
F low temp casing
(1” matte faced glass fiber insulation)
Digit 10 - Insulation and Treatment
0 None
1 1/2” matte-faced glass fiber insulation
(double wall only)
2 1” matte-faced glass fiber insulation (standard)
(also req’d for low temp casing)
3 1/2” foil-faced glass fiber
(tape over all insulation edges)
4 1” foil-faced glass fiber
(tape covers insulation edges)
5 3/8” closed cell insulation (fiber free)
Digit 11 - Control Type
0 None
P Pneumatic
A Electronic Analog
F Supplied by others – factory mounted
Digits 12, 13, 14, 15 - Control Package
0000 None (field supplied by others)
XXXX Refer to available control packages
Digit 16 - Control location
(determined by facing inlet)
L left hand
Digits 17, 18, 19, 20 - Primary air minimum airflow
0000 None specified
XXXX Specify minimum airflow setting in CFM
Digits 21, 22, 23, 24 - Primary air maximum airflow
0000 None specified
XXXX Specify maximum primary airflow setting in CFM.
Digits 25, 26, 27, 28 - Fan CFM
0000 None specified
XXXX Specify fan CFM.
Digit 29 - Heating coil and connection location (determine
by facing inlet)
0 None
A One-row hot water coil - right hand
B One-row hot water coil - left hand
C Two-row hot water coil - right hand
D Two-row hot water coil - left hand
K Electric heat - connections same side as digit 16
Digit 30 - Fan Motor Voltage
1 115V/ 1 Ph./ 60 Hz.
2 277V/ 1 Ph./ 60 Hz.
3 240V/ 1 Ph./ 60 Hz.
Digit 31 - Electric Coil Voltage and Steps
0 None
A 208V/ 1 Ph/ 60Hz. 1 step
B 208V/ 1 Ph/ 60Hz. 2 step
C 208V/ 1 Ph/ 60Hz. 3 step
D 240V/ 1 Ph/ 60Hz. 1 step
E 240V/ 1 Ph/ 60Hz. 2 step
F 240V/ 1 Ph/ 60Hz. 3 step
G 277V/ 1 Ph/ 60Hz. 1 step
H 277V/ 1 Ph/ 60Hz. 2 step
J 277V/ 1 Ph/ 60Hz. 3 step
K 208V/ 3 Ph/ 60Hz. 1 step
L 208V/ 3 Ph/ 60Hz. 2 step
M 208V/ 3 Ph/ 60Hz 3 step
N 480V/ 3 Ph/ 60Hz. 1 step
P 480V/ 3 Ph/ 60Hz. 2 step
R 480V/ 3 Ph/ 60Hz. 3 step
Note: 3 steps not available with night setback control packages
Digits 32, 33. 34 - Electric coil KW
000 None
XXX Refer to notes for allowable range
Digit 35 and over - Options and Accessories
C1 Unit mounting brackets
C2 Manual damper locking quadrant (shipped loose)
C4 Hinged front panel control enclosure
C5 Discharge collar (“S” units only)
D3 Line voltage SPST disconnect switch (120V, 277V)
D5 Line voltage power-fusing
(fuse and block for 120V, 277V)
(terminal selector block standard)
D8 Fan Relay, 24 VAC Coil, SPST / N.O.
(for DDC controls by others)
D9 24 VAC Electric Actuator
DA 24 VAC Transformer, 40 VA
E1 Non-fused interlocking disconnect switch
for Electric heat
E2 Electric heat Mercury de-energizing contactors
E3 Electric heat power fusing
(fuses and fuse blocks)
E4
Electric heat manual reset secondary thermal cutout
E6 AirFlow proving switch
F1 One inch throwaway filters
K1 0-10 VDC input signal from DDC controller
K2 Manual fan adjust via screwdriver w/on-off position
K3 4-20 mA input signal from DDC controller
K4 Manual fan adjust via 2 rotary switches
K5
Manual selection 1 of 4 pre-programmed fan flow rates
K6 Factory set fan CFM
Standard Digits 1-3 4 5,6 7,8 9 10 11 12-15 16 17-20 21-24 25-28 29 30 31 32-34 35-36 37-38 39-+
Description Model Heat HP Inlet Casing Insul Cntrl Cntrl LH Min Max Fan Heat Fan Coil Elec Opt Opt Opt
Num Type Pkg CFM CFM CFM Config VAC VAC KW
Example EST E 10 14 B 1 A 5001 L 900 2000 2000 K 2 N 08.0 E1 F1 K2
7507 3/4 hp 7” inlet
7508 3/4 hp 8” inlet
7509 3/4 hp 9” inlet
7510 3/4 hp 10” inlet
7512 3/4 hp 12” inlet
7514 3/4 hp 14” inlet
1009 1 hp 9” inlet
1010 1 hp 10” inlet
1012 1 hp 12” inlet
1014 1 hp 14” inlet
1016 1 hp 16” inlet
Must be 4 wire
WYE configuration