Theory of Operation
ACTIVE Series UPS User Instruction Manual
11
• 110% - 130%: 12 seconds, switches to bypass
• >130% - 1.5 seconds, switches to bypass
Contact technical service for further details
Front Panel Display
and Control
The front panel display contains a series of switches and indicator LED’s that provide the operator with the
current status of the UPS, and the ability to change UPS operational mode.
• Main UPS ON/OFF switch
• A simplified block diagram of the UPS shows the current operational mode of the UPS (i.e. on-line,
on-battery, or on-bypass.)
• Two LED indicators show the current status (ON or OFF) of the controllable receptacle groups 1 and
2.
• Four additional LEDs provide error status, UPS load percentage or battery charge percentage
depending on if the associated front panel button is pressed.
Fig. 9: Front Panel Display
1. Site Wiring Fault LED
8. ON LED
2. Battery Fault LED
9.
Display Selector(Battery Charge/UPS Load% (on LED’s 1-4)
3. UPS Fault LED
10. LED Test/Alarm Reset
4. UPS Overload LED
11. Operation in BYPASS Mode
5. Controllable Receptacle Group 1 On / Off
12. Operation in ON-LINE Mode
6. Controllable Receptacle Group 2 On / Off
13. Output Supplied by Battery
7. Standby (ON / OFF Switch)
5
9
6
4
10
3
2
1
11
7
12
13
8
Содержание ACTIVE A0K7XAU
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