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© 2008 TRIPP LITE. ALL RIGHTS RESERVED. THE POLICY OF TRIPP LITE IS ONE OF CONTINUOUS IMPROVEMENT.
SPECIFICATIONS ARE SUBJECT TO CHANGE WITHOUT NOTICE.
ALL TRADEMARKS ARE THE PROPERTY OF THEIR RESPECTIVE OWNERS.
Single Power Supply, or Multiple Power Supplies Operating in Redundant Mode
Configuration 1 2 3 4 5
Power Supply PS1 PS1 PS2 PS1 PS2 PS1 & PS2 PS1 PS2
Power Source Wall Wall Wall UPS1 Wall UPS1 UPS1 UPS2
PS1 Status Utility Status UPS Status System Status System Status System Status System Status System Status
OK OK OK OK OK OK OK OK
Failure OK OK Crash OK OK Crash OK
OK Blackout OK Crash Crash OK OK OK
OK Blackout UPS1 Battery Crash Crash Crash Crash OK
Fails
OK Blackout UPS1 Internal Crash Crash Crash Crash OK
Fault
OK OK UPS1 Battery — — OK OK OK
Fails Hot swap battery Hot swap battery Hot swap battery
OK OK UPS1 Internal — — OK Crash OK
Fault Replace UPS. Replace UPS. Replace UPS.
System on PS2/Wall. System on PS2/UPS2.
Vulnerable to outage Services OK during
during UPS UPS replacement
replacement
OK OK OK
UPS on bypass, UPS on bypass. UPS on bypass,
System on PS2/Wall. System on Wall. System on PS2/UPS2.
Replace UPS1. Services down* Replace UPS1.
Vulnerable to while replacing Services OK during
outage during UPS UPS1 UPS replacement
replacement
*SmartOnline Hot-Swappable Modular 5-16KVA UPS system hardware can be hot swapped without service outage.
Line-Interactive UPS Systems
On-Line UPS Systems
STEP 1: Determine Configuration
STEP 2: Consider Failure Scenarios
STEP 3: Consider System Status
STEP 2: Consider Failure Scenarios
STEP 3: Consider System Status
Multiple Power Supplies Operating in Dual (Combined, Non-Redundant) Mode
Configuration 1 2 3
Power Supply PS1 PS2 PS1 PS2 PS1 PS2
Power Source Wall Wall UPS1 UPS1 UPS2
PS1 Status Utility Status UPS Status System Status System Status System Status
OK OK OK OK OK OK
Failure OK OK Reduced Output OK OK
OK Blackout OK Crash OK OK
OK Blackout UPS1 Battery Crash Crash Reduced Output
Fails Replace UPS1. Replace UPS1.
Output reduced during UPS Output reduced during UPS
replacement replacement
OK Blackout UPS1 Internal — Crash Reduced Output
Fault Replace UPS1 Replace UPS1. Output reduced
until UPS1 replacement
OK OK UPS1 Battery — OK OK
Fails Hot swap battery Hot swap battery
OK OK UPS1 Internal — Crash Reduced Output
Fault Replace UPS. Plug into wall until Replace UPS1. Plug PS1 into wall
UPS replacement to restore full power until UPS1
replacement. Output reduced
until UPS1 replacement
OK OK
Replace UPS1. Replace UPS1.
Both PS on UPS Bypass. PS1 on UPS1 Bypass circuit,
Services down* while replacing vulnerable to outage. Reduced
UPS1 power during UPS1 replacement
*SmartOnline Hot-Swappable Modular 5-16KVA UPS system hardware can be hot swapped without service outage.
STEP 1: Determine Configuration
Line-Interactive UPS Systems
On-Line UPS Systems