Trane Ascend ACR C Series Installation, Operation And Maintenance Manual page 61

Table 22. Low evaporator refrigerant temperature cutout (LERTC) and low water temperature cutout (LWTC) — units
larger than 330 tons (continued)
Ethylene Glycol
Solution
Glycol
Freeze Point (°
Percentage (%)
F)
48 -27.3
50 -32.1
AC-SVX003A-EN
Minimum Minimum
Recommended Recommended
LERTC (°F) LWTC (°F)
-5.0 5.0
-5.0 5.0
Propylene Glycol
Solution
Glycol
Freeze Point (°
Percentage (%)
F)
48 -21.1
50 -25.8
Installation Mechanical
Minimum Minimum
Recommended Recommended
LERTC (°F) LWTC (°F)
-5.0 5.0
-5.0 5.0
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