IQ8MC/IQ8AC/IQ8HC Microinverters Installation and Operation Manual
33 © 2023 Enphase Energy Inc. All rights reserved. October 2023
USM-00008-1.0
AC short circuit fault current over 3 cycles Arms 2.7
Maximum microinverters per 20 A (max) AC
branch circuit
3
240 VAC
12
Total harmonic distortion
% <5
Overvoltage class AC port III
AC port back feed current mA 18
Power factor setting 1.0
Grid-tied power factor (adjustable) 0.85 leading…0.85 lagging
Peak efficiency
240 VAC
208 VAC
%
97.38
97.23
CEC weighted efficiency
240 VAC
208 VAC
%
97.00
96.50
Nighttime power consumption
240 VAC
208 VAC
mW
28
Features and specifications
Ambient temperature range -40°C to 65°C (-40°F to 149°F)
Relative humidity range 4% to 100% (condensing)
DC connector type Stäubli MC4
Dimensions (H x W x D) 212 mm (8.3") x 175 mm (6.9") x 30.2 mm (1.2")
Weight
1.1 kg (2.42 lbs)
Cooling Natural convection - no fans
Approved for wet locations Yes
Pollution degree PD3
Enclosure
Class II double-insulated, corrosion-resistant polymeric
enclosure
Compliance
Compliance
CA Rule 21 (UL 1741-SA), UL 62109-1, IEEE1547:2018 (UL 1741-
SB), FCC Part 15 Class B, ICES-0003 Class B, CAN/CSA-
C22.2 NO. 107.1-01
This product is UL-Listed as PV rapid shutdown equipment
and conforms with NEC 2014, NEC 2017, NEC 2020, and NEC
2023 section 690.12 and C22.1-2018 Rule 64-218 rapid
shutdown of PV systems for AC and DC conductors, when
installed according to manufacturer’s instructions.
1. No enforced DC/AC ratio. See the compatibility calculator at https://enphase.com/installers/microinverters/calculator.
2. The nominal voltage range can be extended beyond nominal if required by the utility.
3. Limits may vary. Refer to local requirements to define the number of microinverters per branch in your area.
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