Table 1 — Parameters to be measured in real time Parameter Symbol Unit. Inverter-level electrical measurements shall meet the requirements in Table 5 if applicable for the system configuration. The soiled device may be either a PV reference cell or PV module, but should preferably be a PV module that is identical to or representative of those used in the PV array to be monitored so that it will soil at the same rate. Annex C normative. This will be indicated in the amendment table on the inside front cover.
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