Download APC AP9830 Operating instructions
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Multiple UPS-Output Turnoff Introduction To set up the remote turnoff of more than one APC UPS with one switch, you must have one Remote Power-Off Device for each UPS. There are two types of setup for remote turnoff of multiple UPS outputs: • Cascading (serial) • Parallel (for voltage input switches only) Cascading multiple devices (serial setup): Figure 8 To set up either type of remote switch (contact closure or voltage input) by cascading Remote Power-Off Devices, refer to the figure below. UPS1 To Remote Switch UPS2 UPSn TO UPS TO UPS TO UPS CONFIGURATION CONFIGURATION CONFIGURATION w w w. a p c c . c o m RPO / CASCADE IN POWER-OFF / TEST POWER-OFF / TEST POWER-OFF / TEST w w w. a p c c . c o w w w. a p c c . c o m TO SERVER OR ACCESSORIES RPO / CASCADE IN m AP9830 UPS REMOTE POWER-OFF DEVICE AP9830 UPS REMOTE POWER-OFF DEVICE AP9830 UPS REMOTE POWER-OFF DEVICE TO SERVER OR ACCESSORIES TO SERVER OR ACCESSORIES RPO / CASCADE IN CASCADE OUT CASCADE OUT CASCADE OUT w w w. a p c c . c o ... m AP9830 PS REMOTE POWER-OFF DEVICE RPO / CASCADE IN CASCADE OUT Figure 8:Cascading multiple devices (serial setup) Continued on next page 13