DC input of PV
STPH20-70 | STPH25-70 | STPH30-70 | |
|---|---|---|---|
DC connection | Sunclix | ||
Maximum connectable power of PV modules | 30000 WpSTC | 37500 WpSTC | 45000 WpSTC |
Maximum usable power of PV modules | 30000 WpSTC | 37500 WpSTC | 45000 WpSTC |
Maximum PV input voltage | 1000 V | ||
MPP voltage range for nominal power | 300 V to 850 V | 335 V to 850 V | 370 V to 850 V |
MPP voltage range | 180 V to 950 V | ||
Rated PV input voltage | 620 V | ||
Minimum PV input voltage | 150 V | ||
Initial input voltage | 200 A | ||
Maximum usable input current per MPPT input | 32 A | ||
Maximum usable input current DC per string | 16 A | ||
Maximum short-circuit current (per MPP tracker) | 45 A | ||
Maximum short-circuit current per string | 22.5 A | ||
Maximum reverse current into the PV modules | 0 A | ||
Number of independent MPP inputs | 4 | ||
Strings per MPP input | 2 | ||
Overvoltage category as per IEC 62109-1 | AC: III, DC: II | ||
Maximum PV module coupling capacity to ground according to IEC 63112 | 3 μF | 3.75 μF | 4.5 μF |