Salicru UPS SLC TWIN PRO series, User Manual

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SALICRU

7.  Control panel with 

LCD.

7.1.  Control panel.

Fig. 16. 

Control panel view.

Button

Function

Description

Inverter start up

With no AC power supply and battery connected 

to the equipment (B0 or B1 equipments), press 

the button for 1 sec. as minimum to start up the 

inverter.

UPS start up

When the unit is supplied from the AC input 

voltage and it is on bypass mode, press the key 

for more than 1 sec. to start up the inverter.

UPS shutdown

When the equipment is ON and it has to be 

shutdown, presss for more than 3 sec. over this 

key.

Enter into the 

main menu

When showing the main screen of the UPS 

by default in the LCD, press over this key for 

more than 1 sec. to enter into the main menu 

structure.

Exit from main 

menu

Press over this key for more than 1 sec. to 

escape from the current menu, to the menu 

by default in the UPS, without executing any 

command or changing any configuration.

Move upwards

Press this key for 1 sec. as minimum to move 

up in the browsing inside a menu.

Move downwards

Press this key for 1 sec. as minimum to move 

down in the browsing inside a menu.

Enter into the 

structure of the 

next menu

Press this key for 1 sec. as minimum to select 

the option in the current menu or to enter in the 

next menu, but without changing any setting.

Select an option 

of the menu

Press the key for 1 sec. as minimum to select 

the option in the current menu or to enter in the 

next menu, but without changing any setting.

Validate the 

current setting

Press the key for 1 sec. as minimum to validate 

the modified option and change the settings.

Table 6. 

Functionality of the buttons or keypad of the control panel.

•  The UPS has a control panel with the following parts:

ˆ

Four buttons or membrane keys, see table 6.

ˆ

A LCD panel with two colours backlight. By default, the 

text or graphics messages are shown in white colour over 

blue background.
When a critical alarm is activated on the UPS, the light of 

the text or graphic changes to dark orange with orange 

background.

ˆ

Four led optical indicators that provides the following in-

formation:

–

Normal (green).

–

Battery (yellow).

–

Bypass (yellow).

–

Fault (red).

Table 7 shows the individual function of each one of them 

or the interaction among them, as regards to the UPS 

status.

7.1.1.  Functionality of the LEDs.

UPS status

Leds

Normal

Battery

Bypass

Fault

Bypass mode without output





Bypass mode with output





UPS start up









Line mode





Battery mode







ECO mode







Battery test mode









Failure mode





Warning











:  Permanently light.



:  Sequential and rotative light.



:  Blinking light.



:  It depends on the fault, warning or any other condition.

Table 7. 

Function of the led optical indications.

7.1.2.  Acoustic alarms.

Alarm condition

Modulation or alarm tone

Active fault

Continuous

Active warning

Beep every second

Output from battery

Beep every 4 seconds. With low battery (end 

of back up time), one beep every second.

Output from bypass

Beep every 2 seconds

Table 8. 

Acoustic alarms. Condition and modulation or tone.

7.1.3.  UPS status and color LCD display, 

as condition.

Code

Condition

Description

Color LCD

01

State

Bypass abnormal.

Blue

02

State

Utility abnormal.

Blue

03

State

HE abnormal.

Blue

04

Warning

Site wiring fault (UPS only 4.. 10 kVA 

TWIN).

Blue