Nailor 37S Manual page 6

Hot Water Coil Section Model 37SWST
q
Standard Features:
• Coil section installed on unit discharge.
• Coil (and header on multi-circuit units) is installed in insulated
casing for increased thermal efficiency.
• 1/2" (13) copper tubes.
• Aluminum ripple fins.
• Sweat connections: One row 1/2" (13) O. D. male solder. Two
and three row 7/8" (22) O.D. male solder.
• Top and bottom access panels for inspection and coil cleaning.
• Flanged outlet duct connection.
Coil Rows:
q 1-Row q 2-Row q
Coil Hand Connections:
(Looking in direction of airflow).
q Right hand (illustrated). Standard.
q Left hand (terminals are inverted). Optional.
Connections must be selected same
hand as controls enclosure location.
Electric Coil Section Model 37SEST
q
Standard Features:
• Controls enclosure incorporates a hinged access door opening
upstream that helps ensure NEC clearance requirements
and reduces footprint. (FN2 90° design is standard).
• Unique hinged heater design permits easy access, removal and
replacement of heater element without disturbing ductwork.
• Class A 80/20 Ni/Cr wire.
• Coil installed on unit discharge.
• Insulated coil element wrapper.
• Automatic reset high limit cut-outs (one per element).
• Single point electrical connection (except 600V).
• Fan interlock relay or positive pressure airflow switch.
• Flanged outlet duct connection.
• Terminal unit with coil is ETL Listed as an assembly.
• Controls mounted as standard on RH side as shown.
Terminals ordered with LH controls (optional) are inverted.
Voltage:
Single phase, 60 Hz.
q 120V q 208V q
Three phase, 60 Hz.
208V 480V (4 wire wye).
q q
q 600V (dual point connection).
Options:
q Toggle disconnect switch
(includes fan).
q SCR control.
q Door interlock disconnect
switch.
SCHEDULE TYPE:
PROJECT:
ENGINEER:
CONTRACTOR:
Nailor Industries Inc. reserves the right to change any information concerning product or pricing without notice.
LOW PROFILE FAN POWERED TERMINAL UNIT WITH
EPIC ECM OR PSC MOTOR • HEAT ACCESSORIES
'STEALTH
CONSTANT OR VARIABLE VOLUME
MODELS: 37SWST AND 37SEST • UNIT SIZES 1 – 3
3-Row
240V q 277V
q _______________ .
q Mercury contactors.
q Power circuit fusing.
q Dust tight construction.
q Manual reset secondary
thermal cut out.
' • SERIES FLOW
TM
12" (305)
FAN
WATER
COIL
OPTIONAL
90° FN2
CONNECTION
HIGNED FAN
CONTROLS
6 3/4"
ENCLOSURE
(171)
11 1/2"
(292)
FAN
ELECTRIC
HEATER
2" (51)
HINGED FOR ELEMENT
REMOVAL
6 3/4"
(171)
Dimensions are in inches (mm).
DATE
4 - 25 - 22
1 3/4"
(44)
HOT
3 5/8" (92) D
15"
(381)
COIL
11" (279)
11" (279)
M
1"
G
(25)
15 3/8"
(391)
K
ELECTRIC
COIL AND
90° FN2
15"
HINGED FAN
(381)
CONTROLS
ENCLOSURE
(STANDARD)
Page 2 of 2.
B SERIES SUPERSEDES DRAWING NO.
3700 8 - 13 - 19
IW
W3
C E
1 1/8"
(29)
IW
W3
F
37SST-1