Owl Intuition-PV Y-Cable Pack (Type 2 Installations) TSE200-010, for use with the Owl Intuition-PV solar monitoring system with a type 2 installation where the feed from the PV Inverter is connected into the Consumer Unit

There are two commonly used wiring methods employed during the installation of Solar PV systems, Please view the diagram included in the pictures to see what type of installation you have. 
If you have a Type 1 system, then you just need to purchase Intuition-PV. If however you have a Type 2 system you need to purchase both an Intuition-PV and the Y-Cable Pack listed here. 
Type 1 is where the feed from the PV Inverter is connected into a Henley junction block, together with the feed from the grid supply meter, before connection to the Consumer Unit / Distribution Box. 
Type 2 is where the feed from the PV Inverter is connected straight into the Consumer Unit / Distribution Box. 

Box Contents: 
1 x Y-Cable, 
1 x XL CTSensor clamp (<25mm cable, <250A)
Installation Instructions