IQ8MC/IQ8AC/IQ8HC Installation and Operation Manual
27 © 2023 Enphase Energy Inc. All rights reserved. September 2023
IOM-00029-1.0
IQ8MC-72-M-INT Microinverter parameters
Topic Unit Minimum Typical Maximum
Maximum
4
microinverters per 20 A (max) AC branch circuit
230 VAC (single-phase)/400 VAC (multi-phase)
11 (L+N)/33 (3L+N)
European weighted efficiency % 96.7
Total harmonic distortion % <5
Ambient air temperature range °C -40 +60
Nighttime power loss mW 50
Storage temperature range °C -40 +85
Features and specifications
Compatibility
54-cell/108-half-cell, 60-cell/120 half-cell, 66-
cell/132-half-cell, 72-cell/144-half-cell
Dimensions (without mounting brackets) 212 mm (8.3”) x 175 mm (6.9”) x 30.2 mm (1.2”)
DC connector type Stäubli MC4
Weight 1.1 kg
IP Rating Outdoor - IP67
Torque specifications for fasteners
(do not over torque)
6 mm mounting hardware: 5 N m
•
8 mm mounting hardware: 9 N m
Cooling Natural convection - No fans
Relative Humidity range 4% to 100% (condensing)
Approved for wet locations Yes
Altitude < 2600 m
Pollution degree PD3
Standard Warranty Term https://enphase.com/warranty
IQ8MC-72-M-INT Microinverter parameters
Compliance
G98, G99, G100
Safety:
EN IEC 62109-1, EN IEC 62109-2
EMC:
EN IEC 61000-3-2, 61000-3-3, 61000-6-2, 61000-
6-3, EN IEC 50065-1, 50065-2-1
EN55011 (At STC within MPP range)
Earthing
The DC circuit meets the requirements for
ungrounded PV arrays. Ground fault protection
(GFP) is integrated into the class II double-insulated
Monitoring
Enphase Installer Platform and Enphase App
monitoring options. Both options require an IQ
Communication Power line communication (PLC)
4. Limits may vary. Refer to local requirements to define the number of microinverters per branch in your area.
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