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© 2018 KOSTAL Solar Electric GmbH
Technical data
Inverter Unit 4.2 5.5 7.0 8.5 10
Output side
Rated output, cos φ = 1 (P
AC,r
) kW 4.2 5.5 7.0 8.5 10
Max. output apparent power, cos φ,
adj
kVA 4.2 5.5 7.0 8.5 10
Min. output voltage (U
ACmin
) V 320
Max. output voltage (U
ACmax
) V 460
Rated output current A 6.06 7.94 10.10 12.27 14.43
Max. output current (I
ACmax
) A 6.74 8.82 11.23 13.63 16.04
Switch-on current (I
Inrush
) A 2.46 2.46 6.72 6.72 6.72
Short-circuit current (peak/RMS) A 9.5 / 6.7 12.5 / 8.8 15.9 / 11.2 19.3 / 13.6 22.8 / 16.1
Number of feed-in phases 3
Grid connection 3N~, AC, 400 V
Rated frequency (fr) Hz 50
Grid frequency (f
min
- f
max
) Hz 47/52.5
Setting range of the power factor
cos φ
AC,r
0.8...1...0.8
Power factor for rated power
(cos φ
AC,r
)
1
Max. THD % 3
Device properties
Standby W 4.5
Standby incl. 24h home-consumption
measurement
W 7.9
Eciency
Max. eciency % 97.1 97.1 97.2 97.2 97.2
European eciency % 96.2 96.2 96.5 96.5 96.5
MPP adjustment eciency % 99.9