GE ASTAT XT QT 0008U Series, Руководство пользователя

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• Control Keypad
4.7.2
Main Settings
19
– Page 1
Function &
Default
Range Unit Description
Starter Current
58 Amp.
8 – 1400 A Sets ASTAT-XT’s Rated Current (Type Unit)
Check the name plate on the soft starter and make sure that
digits 4 to 7 of the model name are the same as the
Starter Current
setting. For example the setting for
model QTx 0008 Uxxx must be 8 Amp. Refer to section 5.1 on
page 47.
Motor Current
58 Amp.
4-1750
20
Based on % of
Starter
Current
A Sets the motor’s Full load Ampere
Should be programmed as shown on the motor’s name
plate.
21
Note:
When setting
Motor Current
to a higher level than
Starter Current, Overload Class
parameter (see
below) is automatically set to
NEMA Class 10.
LINE/DELTA Conf.
Line
Line, Inside
Delta Sets ASTAT-XT’s connection type.
22
Factory preset - features and functions not active when
DELTA Conf
. is configured:
Kickstart
.
Soft Start Curve
selection (Curve 0!! only)
Slow Speed
Phase Sequence
Disabled mode
Refer to section 8.20 on page 74 for further information.
Undercurrent FLT
0% of Im
0%=OFF;
20-90 % of
Motor
Current Sets Undercurrent protection.
Trips the ASTAT-XT when the motor current drops below the
level that was set for a time period longer than
Undercurrent Dly
.
Undercurrent DLY
10 SEC.
1-40 sec. Sets the time delay for Undercurrent FLT protection.
Note:
Operational when the motor is running (the RUN LED is lit).
O/C JAM Fault
850% of Im
100-850 % of
Motor
Current
Sets O/C JAM Fault protection.
Operational when ASTAT-XT is energized and has three trip
functions:
At all time - If I > 850% of
Starter Current
it trips the
ASTAT-XT within 1 cycle (overrides the value of the
O/C JAM
Fault
setting).
O/C JAM Delay
0.5 Sec.
0.0 – 5 sec. At starting process - If I > 850% of
Motor Current
it trips
the ASTAT-XT after
O/C JAM Delay
At run time - If I >
O/C JAM Fault
setting of
Motor
Current
it trips the ASTAT-XT after
O/C JAM Delay
.
Caution:
The
O/C JAM Fault
is not intended to replace the fast
acting fuses, required to protect the thyristors. Refer to
section
8.18 on page 72.
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Displays in MINIMIZED MODE and MAXIMIZED MODE.
20
The lower limit can be set as low as 50% of
Starter Current
.
The upper limit is automatically set by the ASTAT-XT and is
between 100 and 126% of
Starter Current
.
The Motor Current can be set as high as indicated in columns “Current Rating” for Light Duty applications in the tables in
section
2.1 page 8 and in section 2.2 page 9.
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When the ASTAT-XT is installed in the Inside Delta configuration set:
Motor Current = < rated motor current >/1.73.
22
When the ASTAT-XT is installed in
DELTA Conf
. set Motor Current = < rated motor current >/1.73.