25
2
JOHNSON CONTROLS
FORM 145.05-NOM2 (807)
For unit in the cooling mode:
MOP = 2.25 (largest motor RLA or FLA) + other
loads + 2 amps.
For units in the heating mode:
With Electric Heater KW 50 KW or less:
MOP = 2.25(electric heat FLA + supply fan
motor amps) + 2 amps.
With Electric Heater KW greater than 50KW:
MOP = 2.25 (supply fan motor amps) + elec-
tric heat FLA + 2 amps.
HORSEPOWER
208/60/3 FLA
230/60/3 FLA
460/60/3 FLA
575/60/3 FLA
3
8.8
8.6
4.3
3.8
5
14.2
13.2
6.6
5.9
7.5
21.4
19.6
9.8
8.4
10
28.6
26.4
13.2
10.4
15
42.0
39
19.5
16.0
20
55.0
50.0
25.0
20.0
25
66.0
60.0
30.0
26.0
30
80.0
70.0
35.0
28.5
40
110.0
93.0
46.0
36.1
50
137.0 118.0
59.0
46.5
TABLE 8 – FAN MOTOR DATA
Contact the factory for electric heat full load amp
data.
Field Control Wiring
The unit has three sets of 24-volt AC/DC dry contacts
rated at 3 amps maximum that are normally open. The
following is a description of each of the contacts.
Pump Start
Contact DO-6 on the Unit Control Board closes
whenever the Unit Control is in the on mode, either by
the ON switch, the internal schedule, or a communicated
ON input. This contact can be used to energize the
condenser water pump. The connection point for this
feature is terminals 9 and 10 of the low voltage terminal
block.
Содержание YSCD
Страница 10: ...10 JOHNSON CONTROLS FORM 145 05 NOM2 807 THIS PAGE INTENTIONALLY LEFT BLANK ...
Страница 12: ...12 JOHNSON CONTROLS FORM 145 05 NOM2 807 THIS PAGE INTENTIONALLY LEFT BLANK ...
Страница 38: ...38 JOHNSON CONTROLS FORM 145 05 NOM2 807 THIS PAGE INTENTIONALLY LEFT BLANK ...
Страница 46: ...46 JOHNSON CONTROLS FORM 145 05 NOM2 807 THIS PAGE INTENTIONALLY LEFT BLANK ...
Страница 105: ...105 JOHNSON CONTROLS FORM 145 05 NOM2 807 LD13009 8 FIG 11 WIRING DIAGRAM POWER CIRCUIT ...
Страница 106: ...106 JOHNSON CONTROLS FORM 145 05 NOM2 807 Service FIG 12 WIRING DIAGRAM MAIN CONTROL BOARD LD13010 ...
Страница 107: ...107 JOHNSON CONTROLS FORM 145 05 NOM2 807 8 FIG 13 WIRING DIAGRAM EXPANSION CONTROL BOARD LD13011 ...