Supply power to up to 8 outgoing circuits, each individually MCB protected. Example: Need a circuit for your 1,800W microwave? Calculator Tip: Tools like Desmos' scientific calculator make light work of conversions. Just plug in your wattage and voltage—let it handle the decimals. You're not just calculating numbers—you're designing a system that matches how you live. Count how many circuits you need for your appliances. This makes it easier to upgrade as new technology comes out. CMD Ltd's Black Box is a compact Power Distribution Unit (PDU) that is generally mounted under a workstation. Distribution boards (DB), also known as consumer units, fuse boxes or breaker panel, are essential components in electrical installations that distribute electrical power from a main supply to various circuits throughout a building. This guide covers split load vs dual RCD vs RCBO board configurations, circuit arrangement and allocation, BS 7671 labelling requirements, type testing under BS EN 61439, SPD installation, wiring best practice, and the common.
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