SMA BLUETOOTH PIGGY-BACK PLUS - Manual (Page 17)

SMA Solar Technology AG 7 Mounting
Installation Guide BTPB-Ant-IEN111510 17
4. Attach the counter nut onto the antenna cable with
the serrated edges facing towards the inverter
enclosure.
5. First tighten the counter nut by hand, then screw it onto the antenna cable's thread with a torque
of 9 Nm. Spanner size of the torque wrench: 26 mm.
6. Install the antenna cable in the inverter:
• For inverters with enclosure type C: pass the
antenna cable below the display assembly.
Pass the antenna cable along the left edge of
the inverter enclosure towards the antenna
connection of the Bluetooth Piggy-Back.
• For inverters with enclosure type A: pass the
antenna cable to the right over the display
assembly. Pass the antenna cable towards the
antenna connection of the Bluetooth Piggy-Back
in a loop.
The antenna cable can be damaged.
• Do not bend the antenna cable.
• Keep the antenna cable away from heat-conducting component parts.