UB40.241
UB-Series
24V,
40A,
DC-UPS
Jun. 2020 / Rev.0.1 DS-UB40.241-EN All values are typical figures specified at 24Vdc input voltage, 40A output current in
power supply mode at 25°C ambient, no charging and after a 5 minutes run-in time unless otherwise noted.
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I
NDEX
Page
Page
Terminology and Abbreviations ................................... 3
Intended Use ................................................................ 4
Installation Instructions ................................................ 4
Typical Wiring Scheme ................................................. 5
Input and Output Characteristics ................................. 6
Batteries and Battery Charging .................................... 8
Buffer Time ................................................................. 10
Inhibit-Input ............................................................... 12
Signal Outputs ............................................................ 13
Efficiency and Power Losses ....................................... 14
Functional Diagram .................................................... 14
Front Side and User Elements .................................... 15
Connection Terminals ................................................ 17
Lifetime Expectancy ................................................... 18
MTBF .......................................................................... 18
EMC ............................................................................ 19
Environment ............................................................... 20
Safety and Protection Features .................................. 21
Approvals and Fulfilled or Tested Standards .............. 22
Regulatory Compliance .............................................. 22
Physical Dimensions and Weight ............................... 23
Accessories................................................................. 24
Wall/Panel Mount Bracket ........ 24
ZM12.SIDE - Side Mounting Bracket................. 25
Sensor Board for DC-UPS............. 25
24V, 12AH Battery Module ......... 26
24V, 26AH Battery Module ......... 26
Extension ...................................................................... 27
Connection and Wiring Kit ......... 28
Connection and Wiring Kit ......... 28
Application Notes....................................................... 29
Output Circuit Breakers .................................... 29
Battery Replacement Intervals ......................... 30
Series Operation ............................................... 32
Paralleling of Modules ...................................... 32
Troubleshooting ............................................... 34
The information given in this document is correct to the best of our knowledge and experience at the time of publication. If not
expressly agreed otherwise, this information does not represent a warranty in the legal sense of the word. As the state of our
knowledge and experience is constantly changing, the information in this data sheet is subject to revision. We therefore kindly ask you
to always use the latest issue of this document (available under www.pulspower.com).
No part of this document may be reproduced or utilized in any form without our prior permission in writing.
Packaging and packaging aids can and should always be recycled. The product itself may not be disposed of as domestic refuse.