Delta PCS100HV - State Transitions Conditions

OPERATION MANUAL FOR PCS100HV
11
3.3. State transitions conditions
Table 3 Transition Table (3-1)
No.
Previous
State(s)
Next
State
Conditions
Register Operation
Remarks
Step(s)
R/W
Register
ADDR
Value
Must
Option
tr01
S0
S1
Delay about 1s.
after initialization done.
1
R
0x06F4
0x01
O
Read PCS system mode.
Refers to Section 3.4 for detail method.
tr12
S1
S2
Run Mode: Grid Tied
CMD_PCS_RUN_MODE
0: Grid-tied mode
1: Stand-alone mode
Command On/Off.
CMD_PCS_ON_OFF
1: PCS On
0/2: PCS Off
Delay about 10s.
1
R
0x1000
0x00
M
Confirm those Settings are correct before
operation. Or configure PCS before RUN.
Check step1: 0x1000 equal to ’0x00’ - Pass,
If step1 fail, execute step2 until step1 pass.
Check step3: 0x06F4 equal to ‘0x01’ - Pass,
If step3 fail, confirm what’s PCS state it is,
and fault state by corresponding methods.
If step3 pass, process step4.
Normally, step 1 and 2 could be ignored.
Final PCS state is ‘0x02’-Soft start GT mode.
Note: Every time the PCS is powered on
again, the initial value of this
register[0x1001] is "0".When this register is
written "0", no action is performed.
2
W
0x1000
0x00
O/M
3
R
0x06F4
0x01
M
4
W
0x1001
0x01
M
5
R
0x06F4
0x02
O
tr23
S2
S3
Soft start stage is ongoing.
Delay about 3s.
1
R
0x06F4
0x02
O
This transition is being done automatically.
Final PCS state is ‘0x03’- GT Normal mode.
2
R
0x06F4
0x03
O