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Table : LCD Readout Definitions
1- 2
Column 1 Column 2 Column 3 Power Source Mode / Status Definition LED status
Power Source Source
Source Mode Status
SYSTEM SET TO THE ON-LINE Inverter
(INVERTER) MODE. LED
LINE 1 INV: on normal System is on the inverter delivers power to the load. Green
LINE 1 INV: on dc low Input DC voltage is less than 42 volts. Yellow
LINE 1 INV: on dc high Input DC voltage greater than 57 volts. Yellow
LINE 1 INV: on overload Load greater than 125% of rated VA or Watts.** Yellow
120% for 2 kVA
LINE 1 INV: off DC LOW On Bypass. Input DC voltage less than 39.5 volts. Red
LINE 1 INV: off DC HIGH On Bypass. Input DC voltage greater than 60 volts. Red
LINE 1 INV: off DC FAIL On Bypass. Input circuit breaker turned OFF. Red.
LINE 1 INV: off overload On Bypass. Load >125%, see specification. Red
120% for 2 kVA
LINE 1 INV: off software On Bypass. Shut down, micro-processor problem. Red
LINE 2 BYP: ready normal Input AC voltage in tolerance, ready to go to bypass. Blink Green
LINE 2 BYP: ready ac low Input AC voltage less than 85% of nominal. Blink Yellow
LINE 2 BYP: ready AC LOW Input AC voltage less than 71% of nominal. Blink Red
LINE 2 BYP: ready ac high Input AC voltage greater than 110% of nominal. Blink Yellow
LINE 2 BYP: ready AC HIGH Input AC voltage greater than 112% of nominal. Blink Red
LINE 2 BYP: ready AC FAIL Input AC returned, inverter NOT phase locked. Blink Red
LINE 2 BYP: ready ac warn Input AC less than 85%, inverter phase locked. Blink Red
SYSTEM SET TO THE OFF-LINE Bypass LED
(BYPASS) MODE.
LINE 1 INV: ready normal Inverter in stand-by, ready to operate Blink Green
LINE 1 INV: ready dc low Input DC less than 42 volts. Blink Yellow
LINE 1 INV: ready dc high Input DC greater than 57 volts. Blink Yellow
LINE 1 INV: off DC LOW Input DC less than 39.5 volts. Blink Red
LINE 1 INV: off DC HIGH Input DC greater than 60 volts. Blink Red
LINE 2 BYP: static normal External AC input powering load. Voltage in
tolerance. Green
LINE 2 BYP: ready ac low Input AC voltage less than 85% of nom. On
inverter Yellow
LINE 2 BYP: ready AC LOW Input AC voltage less than 71% of nom.On inverter. Red
LINE 2 BYP: ready ac high Input AC voltage greater than 110% nom. On
inverter. Yellow
LINE 2 BYP: ready AC HIGH Input AC voltage greater than 112% nom.
On inverter.* Red
LINE 2 BYP: maint normal Input DC breaker Off, input AC in tolerance. Green
LINE 2 BYP: maint ac low Input DC breaker Off, input AC less than 85% nom. Yellow
LINE 2 BYP: maint AC LOW Input DC breaker Off, input AC less than 72% nom. Red
LINE 2 BYP: maint ac high Input DC breaker Off, input AC greater than
110% nom. Yellow
LINE 2 BYP: maint AC HIGH Input DC breaker Off, input AC greater than
112% nom. Red
LINE 2 BYP: maint ac warn Input DC breaker Off, system recovering from
AC hi/low Yellow
NOTE: In the maintenance bypass mode, the load will be powered from the input AC source,
independent of its voltage level.
* If inverter failure or DC input loss occurs, and AC input voltage is greater than 112% of nominal, the system will shut down
to protect users equipment.
** If overload is not removed, unit will transfer to Bypass, Inverter Ready will be displayed (see specification).
1 — 6 Introduction 86-153061-00
Topaz S3 Inverters 0.5 kVA, 1 kVA, & 2 kVA