enphase IQ Combiner 5C

Section D
Installing the
current transformers
1. Production metering
• The IQGateway printed circuit board inside the
IQCombiner5/5C is pre-wired at the terminal blocks for
power and production metering connections.
• One solid-core current transformer (CT) is used for revenue
-grade production metering.
2. Consumption metering
• Two clamp-style current transformers (CT) are provided with
the IQCombiner5/5C for consumption metering.
• The CTs are installed in the main load center for grid-tied
systems and in the IQSystemController for grid-forming
systems.
3. IQBattery metering
• One clamp-style current transformer (CT) is provided with the
IQCombiner5/5C for IQBattery 5P metering.
• The CTs are installed in the IQCombiner5/5C for grid-tied
systems and in the IQSystemController for grid-forming
systems.
IQ Combiner 5/5C Quick Install Guide 32