24 Presentation Prisma P electrical switchboards Prisma P - a comprehensive range of enclosures and cubicles P B 3 8 4 6 2 0 . e p s Prisma P - a tried and tested modular system A dependable electrical installation The total compatibility of Schneider Electric devices with the Pris ma P system is a key advantage in ensuring a high level of installation dependability. System design has been validated by type tests as per standards IEC 61439-1 and IEC 61439-2 and benets from the combined experience of Schneider Electric customers over many years. An upgradeable electrical installation Thanks to modular design, Prisma P switchboards can be modied easily to integrate new functions as needed. Maintenance operations, carried out with the switchboard de-energised, are fast and straight-forward due to easy access to devices. Total safety for personnel Work in a Prisma P switchboard is risk-free when carried out by qualied persons in compliance with all applicable safety regulations. Devices are installed behind protective front plates and only the operating handles are accessible. Additional internal separations protect against direct contact with live parts. T erminal shields are mandatory for installation of Compact NSX and Compact INS/ INV devices in Prisma P enclosures. 400E00100 Version : 3.0 16/04/2013