BS EN 62040-1-1:2003:2004 Edition
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Uninterruptible power systems (UPS) – General and safety requirements for UPS used in operator access areas
Published By | Publication Date | Number of Pages |
BSI | 2004 | 48 |
applies to electronic uninterruptible power systems (UPS) with an electrical energy storage device in the d.c. link. It is to be used with IEC 60950-1 which is referred to in this standard as “RD”.