This part of IEC 62040 establishes the performance and test requirements applied to movable,stationary and fixed electronic uninterruptible power systems (UPS) that
– are supplied from AC voltage not exceeding 1 000 V,
– deliver AC output voltage not exceeding 1 000 V,
– incorporate an energy storage device not exceeding 1 500 V DC, and
– have a primary function to ensure continuity of load power.
