Powerware 380/220V User Manual

Page of 72
INSTALLATION
EATON Powerware
®
 Energy Management System (EMS) Upgrade Kit User’s Guide  
S
  164201724 Rev 1
 www.powerware.com
28
6.
Click the EMS System Settings tab to display the Configure Primary
EMS Settings page.
7.
Configure the following required settings:
EMS System Setting
Description
Nominal Voltage
Settings
Verify the nominal input voltage and frequency settings are
correct for your installation. Adjust as needed.
NOTE  Specify nominal voltage as Line to Neutral voltage (not
Line to Line voltage).
Input / Output CT
Settings
Main input monitoring option only. Select the type and rating
for the input and neutral CTs installed (400A) and for the input
ground CT installed (100A).
NOTE  Configure a CT only if it is installed.
NOTE  If the neutral CT is not installed, the software calculates
its approximate values.
System Name and
Rating
(1) Specify a Name for the system:
To change the default name, double−click in the Name field and
type the new name. Press Enter, then click Yes to confirm.
(2) Set the Rating in VA for the installation:
This setting matches the summation of the ratings on your
panels and is the overload level. To calculate the Rating, multiply
the main breaker rating for each panel by the nominal L−N
voltage. For example, for two 225A panels and a 120V nominal
input voltage, the rating is 225
 
2
 
120, or 54,000 VA.
NOTE  If your breakers are configured, you can select Auto
Calc to have the software automatically calculate the VA rating.
LCD Mimic Screen
Display
(1) Select the option that best describes the installation:
S For an EMS−UGK, select EMS−UGK.
S For one panel, select 1 In / 1 Out.
S For two panels, select 2 In / 2 Out.
S For Harmonic Distortion transformers, select 1 In / 2 Out.
S For dual input PDUs with Kirk
®
 key interlocks, select
2 In / 1 Out.
(2) To display a transformer on the mimic screen, select the
check box for Input Transformer Installed.
NOTE  The transformer symbol is not available for all mimic
screen options.
NOTE  To revert any changes made on the current page (except System Name) back to
default settings before saving, click 
Reload Sys Config
.