Vertiv™ NetSure™ Control Unit (NCU) User Manual
Go to the Settings Menu > Temp Probes Tab and set the temp probe parameters.
2.9.50 Setting the System Current Alarm
Local Menu Navigation:
None.
Web Menu Navigation:
Settings Menu / System Tab / System Current Alarm (Enter a value in AMPS). If system current exceeds this value, a system current
alarm is issued.
2.9.51 Setting the AC Generator Function
See also “AC Generator Function:” on page 144.
Local Menu Navigation:
None.
Web Menu Navigation:
Settings Menu / System Tab / AC Generator Function (select “Voltage” or “Battery Capacity”).
When “Voltage” selected: Enter parameters for “AC Generator Start Voltage”, “DI for AC Generator (optional)”, and “Site Has AC Utility
Power (optional)”.
When “Battery Capacity” selected: Enter parameters for “AC GEN Start Batt Capacity”, “DI for AC Generator (optional)”, and “Site Has
AC Utility Power (optional)”.
In the “Advance Settings Menu” under the “Alarms” tab, program a relay for the “Automatic AC Generator Run alarm” and “Manual AC
Generator Run alarm”. The same relay must be selected for each of these alarms. This relay must not be assigned to any other alarm.
This is the relay connected to the AC generator control signal. When the relay is energized (On), the generator is On. When the relay
is de-energized (Off), the generator is Off.
2.9.52 Using the Relay Test Feature
NOTE!
The relay test can only be performed when no alarms are present.
Automatic Test
When placed in Relay Automatic Test Mode; all relays on an IB2 board, EIB board, and the NCU de-energize (since Fail Safe is enabled,
relay 1on the 1st IB2 will be in alarm state, if wired for fail safe), then one-by-one each relay energizes for the time period selected and
then de-energizes. Relay 1 will stay in the alarm state during the rest of the relay tests.
Local Menu Navigation:
None.
Web Menu Navigation:
Settings Menu / System Tab / set the Relay Test Time.
or
Advance Settings Menu / DO (Relay) Tab / set the Relay Test Time.
then
Settings Menu / System Tab / Relay Test (set to Automatic).
or
Advance Settings Menu / DO (Relay) Tab / Relay Test (set to Automatic).
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