Bosch BPT-S 3 Manuel De Service page 174

56 | Installation
WARNING
WARNING
Bosch BPT-S 3 / 3.68 / 4 / 4.6 | Operating manual
Risk of injury due to failure to follow the correct
sequence
Failure to connect the protective earth first before
assembling and installing the device can result in
serious injury or death.
First connect the protective earth (if necessary

through mains cable), then connect the solar
generator cable
Observe the order specified

Observe the safety instructions

Risk of injury due to incorrect earthing of the solar
generator
If the solar generator is not earthed when the string
inverter is feeding in power, there is a risk of an
electric shock from touching the frame of the solar
generator. This is caused by accidental energization
resulting from capacitive leakage currents.
We therefore recommend: Earth the frame of the

solar generator: 10 mm
aluminium cable
2
copper cable or 16 mm
Bosch Power Tec GmbH
English
2