enphase IQ8MC - IQ8 AC-72-M-US Microinverter specifications

IQ8MC/IQ8AC/IQ8HC Microinverters Installation and Operation Manual
34 © 2023 Enphase Energy Inc. All rights reserved. October 2023
USM-00008-1.0
IQ8AC-72-M-US Microinverter specifications
Enphase IQ8AC-72-M-US Microinverter parameters
Topic Unit Min Typical Max
DC parameters
Commonly used modules for pairing
1
W 295–500
Module compatibility
To meet compatibility, PV modules must be within the
maximum input DC voltage and maximum module I
sc
listed
below.
Module compatibility can be checked at
https://enphase.com/installers/microinverters/calculator
.
MPPT voltage range V 28 45
Operating range
V
18 58
Minimum/Maximum start voltage
V
22 58
Maximum input DC Voltage V 60
Max. continuous operating DC current A 14
Max. input DC short-circuit current A 25
Max. module I
sc
A 20
Overvoltage class DC port II
DC port backfeed under single fault A 0
PV array configuration
Ungrounded array; no additional DC side protection required; AC side
protection requires 20 A per branch circuit
AC parameters
Peak output power
240 VAC
208 VAC
VA
366
350
Maximum continuous AC output power
240 VAC
208 VAC
VA
349
345
Nominal grid voltage (L-L)
240 VAC
208 VAC
V
split-phase (L-L), 180°
single-phase (L-L), 120°
Minimum and Maximum grid voltage
2
240 VAC
208 VAC
V
211
183
264
229
Max continuous output current
240 VAC
208 VAC
A
1.45
1.66
Nominal frequency Hz 60
Extended frequency range Hz 47 68
AC short circuit fault current over 3 cycles Arms 2.70
Maximum microinverters per 20 A (max) AC
branch circuit
3
240 VAC
208 VAC
11
9
Total harmonic distortion
% <5
Overvoltage class AC port III