2 Overview
UPS IST7 Series (60K-200K)
User Manual
32
Fault
Information
Protect requirement Alarm requirement
Bypass under-voltage
operation panel turns red,
and the bypass icon on the
touch screen turns red, and
the yellow atmosphere lamp
normal on.
Bypass unbalance
Bypass over-frequency
Bypass under-frequency
Bypass power down
Bypass phase loss
Bypass phase sequence
abnormal
Large bypass harmonic
component
ECO power down detection
ECO output is not
allowed.
Buzzer slowly beeps, and
the yellow atmosphere lamp
normal on.
ECO over-voltage
ECO under- voltage
ECO over-frequency
ECO under-frequency
Output
fault
Inverter output
abnormal
Inverter output is
not allowed.
Buzzer long beeps, the "
" DC/AC indicator on
the operation panel turns
red, and the output icon on
the touch screen turns red,
and the red atmosphere
lamp normal on.
Output short circuit
Inverter over-voltage
Inverter under-voltage
Output circuit abnormal
None
Buzzer slowly beeps, the "
" DC/AC indicator on
the operation panel turns
red, and the output icon on
the touch screen turns red,
and the red atmosphere
Summary of Contents for IST7 Series
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