Trane YSJ072A Installation, Operation And Maintenance Manual page 43

Figure 58. Low voltage wiring — D cabinet
Figure 59. Main control panel low voltage wiring —B/C/D cabinet
Table 7. Recommended wire lengths
Wire Size
2
AWG mm
22 0.33
20 0.50
18 0.75
16 1.30
RT-SVX071A-EN
Maximum recommended wire
length from unit controller to
sensor
Meters Feet
0–46 0–150
47–73 151–240
74–117 241–385
118–185 386–610
Table 7. Recommended wire lengths (continued)
Wire Size
2
AWG mm
14 2.00
Note: The total resistance of these low voltage wires must not exceed 2.5
Ω/conductor. Any resistance greater than 2.5 Ω may cause the
control to malfunction due to an excessive voltage drop.
Installation
Maximum recommended wire
length from unit controller to
sensor
Meters Feet
186–296 611–970
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