The MCBs ought to be clipped on to the Din bar as well as the busbar right into a present flowing terminal and tight screwed to provide present to your MCBs.Two 16/25mm tail cables, 1 neutral and another Lively are linked to the leading double pole switch of the meter. https://qualified-electricians-ne02457.onesmablog.com/emergency-electrician-services-uk-things-to-know-before-you-buy-76111763