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First String Installation

A project log for A 110 kWh Powerbucket

The lead-acid batteries of my off-grid solar system are dead. I will replace them by a 18650 batteries stack housed in a big wooden box.

michel-kuenemannMichel Kuenemann 11/26/2016 at 16:520 Comments

The first string has been electrically connected to the solar system on Novembre, 26th.

The string fits exactly in the bucket. On the left side the big wire (cross section = 95 mm² - AWG 3/0) with the blue sleeve is the negative terminal. On the right side the big wire with the red sleeve is the positive terminal.

There is plenty of room left in the bucket for future expansion.

The guy in the bucket gives an idea of the size:

Close up on the interconnections. The modules are easily connected/disconnected thanks to a 10 mm wrench:

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