ID Title Description Default Range Unit
P401 Pri. Flow Delay
Time delay prior to low flow
alarm
5 1 to 120 mins
P402 Pri. Low Temp Setpoint Low temp alarm threshold 4 2 to 40 °C
P403 Pri. High Temp Setpoint High temp alarm threshold 11 6 to 50 °C
P404 Pri. Temp Reset Hysteresis
Low/high alarm reset from
threshold
1 0.5 to 5.0 °C
Table 4.21 Configuration—Primary
ID Title Description Default Range Unit
P501 Pri. Filter Dirty Setpoint
Differential pressure alarm
threshold for filter dirty
0.6 0.2 to 2.0 bar
P502 Pri. Filter Dirty Hysteresis Alarm reset from threshold 0.2 0.1 to 0.5 bar
P503 Pri. Filter Dirty Delay Period Time delay prior to alarm 60 10 to 600 secs
P504 Sec. Filter Dirty Setpoint
Differential pressure alarm
threshold for filter dirty
0.2 0.2 to 1.0 bar
P505 Sec. Filter Dirty Hysteresis Alarm reset from threshold 0.1 0.1 to 0.5 bar
P506
Sec. Filter Dirty Delay
Period
Time delay prior to alarm 60 10 to 600 secs
Table 4.22 Configuration—Filters
ID Title Description Default Range Unit
P601
Leak Detection – Flood
Tray
Alarm only, or alarm +
shutdown
Alarm+S/D Alarm or Alarm+S/D —
P602
Leak Detection –
Underfloor
Alarm only, or alarm +
shutdown
Alarm+S/D Alarm or Alarm+S/D —
P603 Underfloor Threshold Set sensitivity of leak tape 50 1 to 65 kohm
P604 Underfloor Delay Period Time delay prior to alarm 10 5 to 60 secs
Table 4.23 Configuration—Leak Detection
ID Title Description Default Range Unit
P701 Frequency
Frequency of pump
changeover
Weekly
Never
Weekly
Monthly
—
P702 Day of Week Set day of changeover Monday Sunday to Saturday —
P703 Time of Day - Hours Time of changeover (hour) 10 00 to 23 hrs
P704 Time of Day - Minutes Time of changeover (min) 00 00 to 59 mins
Table 4.24 Configuration—Rotation
32 Proprietary and Confidential ©2025 Vertiv Group Corp. 4 Operation
Vertiv™ CoolChip CDU 600 Operation and Maintenance Guide
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