With some states requiring zero export of solar power to the grid it is necessary to not only protect the network with a protection relay but also to limit the inverter output. This unit can do both.
Under Over Frequency
Reverse power protection
The unit is designed to fully comply with Utilities’ connection requirements and statutory codes, offering a high level of protection and safety when working in parallel to the mains.
ANSI Protection Codes
27, 59, 81H, 81L, 78, 81R, 47, 50, 51, 46, 32