IEEE 1547

Powershare Gateway meets the requirements of normal performance category B and abnormal performance category II & III of IEEE 1547-2018 IEEE Standard for Interconnection and Interoperability of Distributed Energy Resources with Associated Electric Power Systems Interfaces. The settings in the tables in this section will enable Powershare Gateway to meet the voltage and frequency ride-through requirements of IEEE 1547-2018.

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CAUTION
Programming to values outside of the ranges in this section falls outside the scope of IEEE 1547-2018.
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Note
When in grid-connected mode, Powershare Gateway complies with the IEEE 1547 harmonic current distortion requirements.
Table 1. Compliant HVRT Settings
Voltage Range (% of Base Value) Response Time
Category II
117.5<V<=120 0.2 s
115<V<=117.5 0.5 s
110<V<=115 1 s
Category III
110<V<=120 0.083 s - 12 s
Table 2. Compliant LVRT Settings
Voltage Range (% of Base Value) Response Time
Category II
65<=V<88 Linear slope of 8.7 s / 1 per-unit voltage starting at 3 s @ 0.65 per-unit
45<=V<65 0.32 s
30<=V<45 0.16 s
Category III
70<=V<88 20 s
50<=V<70 10 s
V<50 0.083 s - 1 s
Table 3. Compliant FRT Settings
Default Frequency (Hz) Default Clearing Time (s) Adjustable Frequency (Hz) Adjustable Clearing Time Range (s)
>62 0.16 61.8-66 .16-1000
>61.2 300 61-66 180-1000
<58.5 300 50-59 180-1000
<56.6 0.16 50-57 .16-1000
Table 4. Interconnection System Response to Abnormal Voltages
Default Voltage Range (% of Base Value) Default Clearing Time (s) Adjustable Voltage Range (% of Base Value) Adjustable Clearing Time Range (s)
V<45 0.16 0-50 0.16-2

Response faster than 1 s
45<V<50 2 0-50 2-21

Response faster than 1 s
50<V<70 10 0-88 2-21
70<V<88 21 0-88 21-50
110<V<120 2 110-120 1-13
V>120 0.16 Fixed at 120 Fixed at 0.16