This is the essential product for a small facility and its Lumire
Is fed into the unit 3 x 32 A (three-phase with the land and the magic box gives you six outlets in every PC being protected by a 16A circuit breaker (one per circuit) and 30mA diff gnral . The magic box also has a monitoring and voltmtre Ampremtre by Phase balance to all consumers. Really very practical and Securing.
Only regret: protection prev 30 mA per phase t'll have more wisely.