HP Performance Optimized Datacenter 20c Maintenance And Service Manual page 4

Drain pan sensors .......................................................................................................................... 58
Differential pressure sensors ............................................................................................................ 60
EPO temperature sensors ................................................................................................................ 61
Humidity sensor ............................................................................................................................. 62
Temperature sensors (cold aisle) ...................................................................................................... 64
Temperature sensors (hot aisle) ........................................................................................................ 65
Switches ................................................................................................................................................ 67
ECS power switch ......................................................................................................................... 67
Periodic maintenance .................................................................................................................. 69
Periodic maintenance overview ................................................................................................................. 69
Qualified personnel ................................................................................................................................. 69
Cooling system ....................................................................................................................................... 69
Leak detection ............................................................................................................................... 70
Leak isolation ................................................................................................................................ 70
Humidifier (if installed) ............................................................................................................................. 71
ECS ....................................................................................................................................................... 72
Electrical ................................................................................................................................................ 72
Fire alarm and suppression system ............................................................................................................ 74
HP POD 20c structure .............................................................................................................................. 74
Life safety ............................................................................................................................................... 75
Access control ......................................................................................................................................... 76
Third-party components ............................................................................................................................ 76
Specifications ............................................................................................................................. 77
General HP POD 20c specifications .......................................................................................................... 77
Electrical specifications .................................................................................................................. 77
Water specifications ...................................................................................................................... 78
Rack specifications .................................................................................................................................. 78
Thermal and air flow performance ............................................................................................................. 78
Environmental specifications ..................................................................................................................... 78
Optional features specifications................................................................................................................. 79
Contacting HP ............................................................................................................................ 80
Before you contact HP .............................................................................................................................. 80
HP contact information ................................................................................................................... 80
Regulatory information ................................................................................................................ 81
HP POD 20c regulatory compliance .......................................................................................................... 81
Safety and IEC compliance ............................................................................................................. 81
Safety and regulatory compliance ............................................................................................................. 82
Turkey RoHS material content declaration ................................................................................................... 82
Ukraine RoHS material content declaration ................................................................................................. 82
Warranty information .............................................................................................................................. 82
Glossary .................................................................................................................................... 83
Documentation feedback ............................................................................................................. 85
Index ......................................................................................................................................... 86
Contents 4