13
Table 7 — Fan Staging Select Configuration Settings for Air Cooled (30GXN,R) Units
LEGEND
SCT —
Saturated Condensing Temperature
*And associated modular sizes.
UNIT 30GXN,R
COMPUTER
SOFTWARE DISPLAY
NAVIGATOR DISPLAY
DESCRIPTION
080,090*
6
(1 STAGE COM)
1st stage compressor status and SCT set point
2nd stage common control based on highest SCT
083,093,106,108,
114,125,135*
7
(2 STAGE COM)
1st stage compressor status and SCT set point
2nd and 3rd stage common control based on highest SCT
118,128,138,
150,160*
8
(3 STAGE COM)
1st stage compressor status and SCT set point
2nd through 4th stage common control based on highest SCT
153,174,
204,225*
4
(A2B1 IND)
1st stage each circuit, compressor status
2nd stage Circuit B independent
2nd and 3rd stage Circuit A independent
163,178*
2
(2 STAGE IND)
1st stage each circuit, compressor status
2nd and 3rd stage each circuit independent
249,264*
5
(A3B2 IND)
1st stage each circuit, compressor status
2nd stage Circuit B independent
2nd, 3rd and 4th stage Circuit A independent
208,228
253,268,281-350*
3
(3 STAGE IND)
1st stage each circuit, compressor status
2nd, 3rd and 4th stage each circuit independent
1
2
3
4
CONTROL
BOX
END
5
6
7
8
9
10
CONTROL
BOX
END
4
2
1
3
CONTROL
BOX
END
1
3
5
7
2
4
6
8
CONTROL
BOX
END
4
6
1
3
5
2
CONTROL
BOX
END
1
3
5
7
2
4
6
8
9
11
12
10
CONTROL
BOX
END
2
4
6
8
14
12
10
16
1
3
5
7
13
11
9
15
2
4
6
8
14
12
10
1
3
5
7
13
11
9
CONTROL
BOX
END
2
4
6
8
14
12
10
1
3
5
7
13
11
9
CONTROL
BOX
END
2
4
6
8
12
10
1
3
5
7
11
9
*And associated modular sizes.
Fig. 8 — 30GX Condenser Fan Locations
30GXN,R080, 090*
30GXN,R083, 093, 106, 108, 114,
125, 135*
30GXN,R118, 128, 138,
150, 160*
30GXN,R153, 174, 204, 225*
30GXN,R249, 264*
30GXN,R253, 268, 281-350*
30GXN,R163, 178*
30GXN,R208, 228*
