SMA SI-TB-BOX-10 - Manual (Page 45)

SMA America, LLC 6 Electrical Connection
Installation Manual SI_TDBOX-IA-eng-IUS122211 45
7. Connect the NC conductor to the lower spring clamp terminal of the "Relay2: NC"
connecting terminal plate. Note that there is 1 possible procedure for a conductor with a
bootlace ferrule and 1 possible procedure for a conductor made of coarse stranded wire or
solid wire:
• To connect a conductor with a bootlace ferrule,
a conductor made of coarse stranded wire or
solid wire, or a conductor made of fine stranded
wire, push a screwdriver into the terminal
contact of the spring clamp terminal and insert
the conductor into the terminal up to the limit
position.
• To connect a conductor with a bootlace ferrule
or a conductor made of coarse stranded wire or
solid wire, push the conductor into the terminal
up to the limit position.
8. Connect the C conductor to the lower spring clamp terminal of the "Relay2: C"
connecting terminal plate. Proceed as described in step 7.