Install Manual

Electrical Setup
62
2. Grounding Setup
All electrical installation and procedures should be conducted by skilled,
licensed and bonded electricians. Installer is responsible for and shall
provide an appropriate method of direct-to-earth grounding in accordance
with the latest edition of the Canadian Electrical Code Part 1, CSA 22.1
Safety Standard for Electrical Installations or the National Building Code,
including NEC 250: Grounding and Bonding, and NEC 690: Solar
Photovoltaic Systems.
Please refer to your local Building and Electrical Codes.
RT-APEX hardware are classified to UL 2703 and it is to be used with UL
1703 listed PV modules.
We recommend the use of either the Weeb-6.7 or Ilsco SGB-4 Grounding lug
with a minimum 10 AWG solid copper grounding conductor. Alternate
Grounding lugs shall be installed per PV manufacturers’ instructions, using
the hardware and/or requirements provided by the PV manufacturer.
Example ①
When bare copper
cable is employed, be
careful to avoid direct
contact between the
cable and aluminum
and/or galvanized
steel parts .
Attention
!