| The low voltage cutout protects the Roleystone batteries from going too flat in the event of a lengthy mains failure. Note this unit uses a relay to switch the 12V off from the site and could be changed to a power MOSFET at some time. |
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| The low voltage cutout protects the Roleystone batteries from going too flat in the event of a lengthy mains failure. Note this unit uses a relay to switch the 12V off from the site and could be changed to a power MOSFET at some time. |