FA157308
16/05/2014
Issue:
How to interpret the loading displayed in Symmetra PX
Product line:
Symmetra PX1-PX2
Environment:
All models, all serial numbers
Cause:
The opening screen of Powerview shows loading of the heavily loaded phase in Symmetra PX.
Resolution:
Typical loading data from Symmetra PX unit is give below as an example
When Powerview opening screen showed “loading 24%”, the actual loading on each of the phases recorded in powerview is as below
|
Phase
|
Loading in KVA
|
Current in Amps
|
% loading per phase
|
|
L1
|
0.93
|
3A
|
13%
|
|
L2
|
1.66
|
6A
|
24%
|
|
L3
|
0.67
|
2A
|
10%
|
As seen from the above example the front screen shows the highest loaded phase and not average as commonly interpreted by many customers