JOHNSON CONTROLS
107
SECTION 5 – SEQUENCE OF OPERATION
FORM 145.05-NOM7
ISSUE DATE: 10/31/2019
5
CABINET SIZE
MODEL
FAN TYPE
FAN
DIAMETER
FAN MODEL
FAN
VENDOR
FAN
ONLY
FAN W/
PIEZORING
K
FACTOR
EXAMPLE
CALCULATED
AIRFLOW @
4.0 IN.WG.
INCHES P/N P/N k CFM
CFM =
KX√(IN.WG)
Small
LSWU035
Airfoil Plenum Fan (SWSI)
25 NAPAF 25 COMEFRI 026 42640 100 026 42640 TBD 4608.2 9216
28 NAPAF 28 026 42641 100 026 42641 TBD 6277.8 12556
LSWU040
25 NAPAF 25 COMEFRI 026 42640 100 026 42640 TBD 4608.2 9216
28 NAPAF 28 026 42641 100 026 42641 TBD 6277.8 12556
Medium
LSWU 050
32 NAPAF 32 COMEFRI 026 42644 100 026 42644 TBD 7847.3 15695
36C NAPAF 36C 026 42645 100 026 42645 TBD 10017.8 20036
LSWU 060
32 NAPAF 32 COMEFRI 026 42644 100 026 42644 TBD 7847.3 15695
36C NAPAF 36C 026 42645 100 026 42645 TBD 10017.8 20036
LSWU070
36
9 blade EPF wheel,
special housing
TWIN
CITY
026 42645 101 026 42645 101 7032.01 14064
36
12 blade EPQ wheel,
special housing
TWIN
CITY
026 42645 102 026 42645 101 7032.01 14064
40
9 blade EPF wheel,
special housing
TWIN
CITY
026 42646 101 026 42646 101 855.41 1711
40
12 blade EPQ wheel,
special housing
TWIN
CITY
026 42646 102 026 42646 101 855.41 1711
LSWU080
36
9 blade EPF wheel,
special housing
TWIN
CITY
026 42645 101 026 42645 101 7032.01 14064
36
12 blade EPQ wheel,
special housing
TWIN
CITY
026 42645 102 026 42645 101 7032.01 14064
40
9 blade EPF wheel,
special housing
TWIN
CITY
026 42646 101 026 42646 101 8555.41 17111
40
12 blade EPQ wheel,
special housing
TWIN
CITY
026 42646 102 026 42646 101 8555.41 17111
TABLE 20 - PIEZOMETER AIRFLOW MEASUREMENTS (CONT'D)