Voltage & Frequency Ride-Through - POMCube iCAN NetZero Plus Series User Manual

Voltage & Frequency Ride-Through
Universal PCS has voltage and frequency limits for utility interaction according
to the following ranges per IEEE 1547a-2014.
Voltage range (% of
base voltage)
V < 45
45 ≤ V < 60
60 ≤ V < 88
110 < V < 120
V ≥ 120
Function Frequency
UF1
UF2 < 59.5
OF2 < 60.5
OF2
NOTE:
Trip limit and trip time
accuracy
Default settings
Clearing time (sec)
Default settings
Clearing time
(Hz) (sec)
< 57 0.16
> 62 0.16
0.16
1
2
1
0.16
Ranges of adjustability
Frequency
(Hz)
56 - 60
2 56 - 60
2 60 - 64
60 - 64
Voltage: 2%;
Frequency: 0.2Hz
Time: 3%, but not less than 50ms
22
Clearing time:
configurable up to and
including (sec)
0.16
11
21
13
0.16
Clearing time:
configurable up to
and including (sec)
10
300
300
10