Kikusui PAT160-25T, Руководство по эксплуатации

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4-10
PAT-T 4kW
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Verifying the cause of alarm occurrence
When the “cause of alarm occurrence” and the “present measuring value” displays
alternately, you can change the status of display by pressing the key specified as
follows. It is helpful to verify the cause of alarm occurrence. Note that the displayed
setting value can not be changed.
p. 4-17
Releasing the alarm
■
When the breaker trips (when the POWER switch turns off)
After eliminating the cause of the alarm occurrence, turn on the POWER switch.
■
When the output turns off
Turn off the POWER switch, eliminate the cause the alarm occurrence, and then
turn the POWER switch back on.
If you cannot clear the alarm even when all of the causes of the alarm occurrence are
eliminated, the PAT may have malfunctioned. If this happens, stop using the PAT
and contact your Kikusui agent or distributor.
p. 4-10,
p. 4-13
The cause of the alarm occurrences are described in the protection functions.
4.6.1 Overvoltage protection (OVP) and overcurrent
protection (OCP)
The overvoltage protection (OVP) and overcurrent protection (OCP) functions
activate under the following conditions.
■
Conditions in which the OVP is activated
• When the output terminal voltage exceeds the specified voltage (OVP trip
point).
• When the sensing wire comes loose.
• When there is a problem with the PAT.
■
Conditions in which the OCP is activated
• When the output current exceeds the specified current (OCP trip point).
• When there is a problem with the PAT.
The user must set appropriate values for the OVP and OCP trip points. Be sure to
first set the OVP and OCP trip points to comply with the load immediately after
installing the PAT or changing the load.
See
CO N FIG key
Displays “the ca u se of alarm occ u rrence” and “the parameter n u mber of
alarm ca u se display (CF01).”
SET key Displays “the ca u se of alarm occ u rrence” and “the present setting val u e.”
OVP
•
OCP
key
Displays “the ca u se of alarm occ u rrence” and “the setting val u e of OVP/
OCP trip point.”
See