FUSE REPLACEMENT PROCEDURES
CAUTION: Before changing the input fuse, turn off the UPS, and unplug the supply lead from the AC input supply and from the UPS. Replace the fuse with the same type and rating.
700 / 1000 VA | 1500 VA |
Insert flat blade |
|
screwdriver into slot | Input Fuse |
|
Remove Install
Fuse Holder 
Remove Install
1.Remove the fuse holder by inserting a flat blade screwdriver into the slot (twist by hand for the 1500 VA model) and rotating
2.Remove the input fuse.
3.Locate the spare input fuse that is included with the UPS.
4.Insert the spare fuse into the fuse holder, and reinstall assembly into the UPS. Using the screwdriver (twist by hand for the 1500 VA model), rotate clockwise until fuse holder locks into position.
5.Reconnect the input power lead to the UPS, and the input power lead to the input AC supply.
6.Restart the UPS. The UPS is ready for normal operation.
NOTE: For 2000 VA units press the reset circuit protector button, and 3000 VA units, reset circuit protector.
AUDIBLE ALARM CONDITIONS
| CONDITION |
| ALARM |
|
|
|
| ||
| Battery mode |
| One short beep every ten seconds; more |
|
| (utility failure) |
| than two minutes of run time remaining |
|
| Low battery |
| Two short beeps every five seconds; less |
|
|
| than two minutes of run time remaining |
| |
|
|
|
| |
| Output overload (bypass) |
| One short beep every half second |
|
| Over temperature (bypass) |
| One second beep every four seconds |
|
| DC Bus overvoltage (bypass) |
| One second beep every four seconds |
|
| Control power supply failure |
| One second beep every four seconds |
|
| (bypass) |
|
|
|
| PFC failure (bypass) |
| One second beep every four seconds |
|
| Inverter failure |
| One second beep every four seconds |
|
| Battery Test failure |
| Two second beep every minute |
|
20
DISCONTINUED
PRODUCT