SINEXCEL 4.3-INCH HMI HIGHER LEVEL PASSWORD PARAMETER INTRODUCTION
Parameter
Network
Set the network structure of module. It should be same as the actual
Config.
network structure of system.
Input actual rate voltage. Set as actual rate voltage of module.
Note: Not every machine has these voltage options, please refer to the
Voltage
product specifications for details.
Class
RP Tracking Ctrl Val means "Reactive Power Tracking Control Value".
This parameter can be set to output either a constant inductive or
capacitive reactive power into the system, before the system will
perform its normal reactive power compensation function, as required
by the load. This function can be used to compensate for the reactive
power generated by the SVG itself or to compensate for magnetising
reactive power required by the upstream transformer, typically when
the utility meter the client on the primary side of transformer, but SVG
system is installed on secondary side. A transformer magnetising
current should be inductive, so to compensate for the inductive
reactive power, the RP Tracking Ctrl Val should be set to output
capacitive reactive power.
(Under normal operation, and if value is set at "0.0" the SVG will
compensate for the reactive power required by the load. If target for
cos phi is set at 0.99 for the LV side, the cos phi might be 0.97 on the
MV side where the client is metered. The RP Tracking Ctrl Val setting
will allow SVG to output a constant cos phi to compensate for the
additional reactive power required by the transformer, before
RP Tracking
performing its normal Reactive power compensation.) The setting
Ctrl. Val
therefore improves the Power Factor at the metered point with lower
kVA demand and reactive energy charges.
(For example: A value of -7.5 will output 7.5kVAr of Capacitive
Reactive Power into the system constantly before the SVG
compensate for the reactive power required by the load)
For standard 400V modules, when the IGBT temperature is higher
than 100℃, the module will give an "over-temperature" alarm and
powered off automatically, and when the temperature is less than
60℃and lasts for 5mins, the module will automatically on.
Allowed Over
For some applications, the customer does not want the module power
Temp.
on automatically when it's cooling down, they claim if the alarm is
given repeatedly, manual operation will be required.
Table A- 4 Sinexcel 4.3-inch HMI higher level password parameter introduction
Meaning and Function of Parameter
28
Options
Default
setting
According
3P3W
to
customer
3P4W
need
380/400/
415
440/480
According
660/690
to actual
condition
1140
208/220
600
[-3000,
3000]
(+)
0.0
Inductive
(-)
Capacitiv
e
1-10
3
Unit
N/A
V
Actual
rate voltage
kvar
Value
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