enphase IQ8AC User Manual

IQ8MC/IQ8AC/IQ8HC Installation and Operation Manual
30 © 2023 Enphase Energy Inc. All rights reserved. September 2023
IOM-00029-1.0
7.3 IQ8HC-72-M-INT Microinverter specifications
IQ8HC-72-M-INT Microinverter parameters
Topic Unit Minimum Typical Maximum
DC parameters
Maximum input power
1
W 560
Minimum/Maximum MPP voltage V 29.5 45
Minimum/Maximum operating voltage V 18 49
Minimum/Maximum input voltage V 18 60
Startup input voltage V 22
Maximum input current (I
dcmax
) A 14
Maximum short-circuit DC input current (I
scmax
) A 25
2
Protective class (all ports) II
PV array configuration
1x1 ungrounded array; no additional DC side
protection required; AC side protection requires
max 20 A (single-phase or multi-phase)
AC parameters
Rated power W 380
Maximum apparent power VA 384
Power factor range 0.8 leading – 0.8 lagging
Minimum/Nominal/Maximum grid voltage
3
V
rms
184 230 276
Maximum output current Arms 1.67
Nominal frequency Hz 50
Minimum/Maximum frequency Hz 45 55
Maximum AC output over current protection device A 20 A (single-phase & multi-phase)
High AC voltage trip limit accuracy % ±1.0
Low AC voltage trip limit accuracy % ±1.0
Frequency trip limit accuracy Hz ±0.1
Trip time accuracy (for trip times or delays < 5 sec.) ±ms 33
Trip time accuracy (for trip times or delays >= 5 sec.) % 1
Overvoltage class AC port III
Power factor setting 1.0
Miscellaneous parameters
Maximum
4
microinverters per 20 A (max) AC branch circuit
230 VAC (single-phase)/400 VAC (multi-phase)
9 (L+N)/27 (3L+N)
European weighted efficiency % 96.8
Total harmonic distortion % <5
Ambient air temperature range °C -40 +60
Nighttime power loss mW 50
Storage temperature range °C -40 +85
1. No enforced DC/AC ratio. See Compatibility Calculator.
2. Maximum short circuit current for modules (I
sc
) allowed to be paired with IQ8 Series Microinverters: 20 A (Calculated with 1.25 safety
factor as per IEC 62548).
3. The nominal voltage range can be extended beyond nominal if required by the electricity network operator.
4. Limits may vary. Refer to local requirements to define the number of microinverters per branch in your area.

enphase IQ8AC Specifications

General

Model	IQ8AC
Manufacturer	Enphase Energy
Nominal Voltage	240 V
Frequency	60 Hz
Efficiency	97.5%
Operating Temperature Range	-40°C to +60°C
Enclosure Rating	IP67
CEC Efficiency	97%
Warranty	25 years
Output Voltage Range	211 V - 264 V
Communication	Zigbee
Weight	1.1 kg (2.4 lbs)