MAX 50-100KTL3 LV Register address meaning
MAX /MAC/MID-X Modbus protocol type Download
Hold register address
It is related with settings of inverter,
Input Register address
It is related with running parameters of inverter.
Register Value
00
Meaning: Remote On/Off
ON: 1, OFF: 0
01
Meaning: SafetyFuncEn
Bit0: SPI Enable
Bit1: AutoTestStart
Bit2: LVFRT Enable 低电压穿越
Bit3: FreqDerating Enable When it enables, 91 register(Frequency Degrading point) address can be set.
Bit4: Softstart Enable 开机加载速率,每个机型都有
Bit5: DRMS Enable 澳大利亚电网调度指令
Bit6: PowerVoltageFunc : High voltage degrade , it is based on local utility safey rule
In the past , Bit0-3: for CE10-21 safety rule, Bit 4-6 for SAA. Now it has been cancelled.
02
Meaning: PF CMD memory state
Set Holding register address 3,4,5,99 CMD will be memory or not (1/0), If not, these settings are the initial value
03
Meaning: Active P Rate
Inverter Max output active power percent
Value: 0-100 or 255 ; 255: power is not be limited
04
Meaning: Reactive P Rate
Inverter Max output reactive power percent
05
Meaning: Power factor
Inverter output power factor’s 10000 times. If you want to set PF as 0.8, 0.8*10000 can be set on the register address
06 and 07
Meaning: Rated Power
06 register address: Normal power (high)
07 register address: Normal power (low)
Algorithm: (06 register address value * 2^16+07 register address value)*0.1w
![](https://www.amosplanet.org/wp-content/uploads/2023/02/企业微信截图_1677072487638.png)
![](https://www.amosplanet.org/wp-content/uploads/2023/02/企业微信截图_16770724623142.png)
(10*65535+44640)*0.1w= 69.999
08
Meaning: Vnormal
Normal work PV voltage
09 , 10 ,11
09: Fw version H Firmware version (high)
![](https://www.amosplanet.org/wp-content/uploads/2023/02/企业微信截图_16770738147626.png)
![](https://www.amosplanet.org/wp-content/uploads/2023/02/企业微信截图_16771151832335-1024x538.png)
5449 ASCLL码等于TI
10: Fw version M Firmware version (middle)
![](https://www.amosplanet.org/wp-content/uploads/2023/02/企业微信截图_16770738587863.png)
![](https://www.amosplanet.org/wp-content/uploads/2023/02/企业微信截图_16771530547613.png)
312E ASCLL码等于 1.
11: Fw version L Firmware version (low)
![](https://www.amosplanet.org/wp-content/uploads/2023/02/企业微信截图_16770739159052.png)
![](https://www.amosplanet.org/wp-content/uploads/2023/02/企业微信截图_16771532883776.png)
3000 ASCII 码等于 0
12 , 13 ,14
12 Fw version2 H Control Firmware version (high)
13 Fw version2 M Control Firmware version (middle)
14 Fw version2 L Control Firmware version (low)
15
![](https://www.amosplanet.org/wp-content/uploads/2023/03/企业微信截图_16783732032515-1024x200.png)
16
![](https://www.amosplanet.org/wp-content/uploads/2023/03/企业微信截图_16783733717032-1024x136.png)
![](https://www.amosplanet.org/wp-content/uploads/2023/03/1678890846690-1.png)
17
![](https://www.amosplanet.org/wp-content/uploads/2023/03/企业微信截图_1678373436939-1024x37.png)
![](https://www.amosplanet.org/wp-content/uploads/2023/03/1678890793023.png)
18
![](https://www.amosplanet.org/wp-content/uploads/2023/03/企业微信截图_16783736659014-1024x37.png)
Grid Time: The interval time that inverter connects to grid, if M3 version is lower than 19, MAX grid time 900s, if M3 version is 19, MAX grid time 1200s
![](https://www.amosplanet.org/wp-content/uploads/2023/03/企业微信截图_16794001614543.png)
19
![](https://www.amosplanet.org/wp-content/uploads/2023/03/企业微信截图_16783737321955-1024x70.png)
Reconnecting time
20
![](https://www.amosplanet.org/wp-content/uploads/2023/03/企业微信截图_1678373880673-1024x68.png)
开机时候加载斜率
When inverter is switched on, startslope
21
![](https://www.amosplanet.org/wp-content/uploads/2023/03/企业微信截图_16783740526540-1024x70.png)
When inverter restarts, powerrestartSlope
22
![](https://www.amosplanet.org/wp-content/uploads/2023/03/企业微信截图_1678374276933-1024x105.png)
Set Baude Rate
23-27
Inverter S/N
28-29
Model number
Model高位设置(A*B*D*T*) | 28 | 0-65535 | 工程模式的寄存器设置需转换成10进制(如A0B0D1T0)对应0x0010(对应十进制16),输入16 |
Model低位设置(P*U*M*S*) | 29 | 0-65535 | 工程模式的寄存器设置需转换成10进制(如PFU1M3SA)对应0xF13A(对应十进制61754),输入61754; 设置28和29号寄存器需先发关机命令使逆变器处于非逆变状态; |
30
![](https://www.amosplanet.org/wp-content/uploads/2023/03/企业微信截图_16794026483853-1024x75.png)
Com Address is inverter Address
31
![](https://www.amosplanet.org/wp-content/uploads/2023/03/企业微信截图_16794027032639-1024x38.png)
Upgrading Status or upgrading progress query
32
![](https://www.amosplanet.org/wp-content/uploads/2023/03/企业微信截图_16794028147596-1024x67.png)
delete electricity data on inverter
Please note that on OSS, there is also delete function which is used to delete server data.
![](https://www.amosplanet.org/wp-content/uploads/2023/03/image-5-1024x432.png)
33
![](https://www.amosplanet.org/wp-content/uploads/2023/03/企业微信截图_16794030054556-1024x70.png)
安规参数会恢复默认值,但当前设置的安规号不变
A和S定义 的安规号不变,只是相关参数会还原
34-41
It is used to show manufacuter info. like Growatt
![](https://www.amosplanet.org/wp-content/uploads/2023/03/企业微信截图_16794036874269-1024x550.png)
42
![](https://www.amosplanet.org/wp-content/uploads/2023/03/企业微信截图_16794951752784-1024x194.png)
It is for exporting current limitation flag of multi inverters in parallel
![](https://www.amosplanet.org/wp-content/uploads/2023/03/企业微信截图_16794956979184.png)
43
![](https://www.amosplanet.org/wp-content/uploads/2023/03/企业微信截图_16795823752061.png)
Device Type Code is used for our server data division
44
![](https://www.amosplanet.org/wp-content/uploads/2023/03/企业微信截图_16795825449543.png)
It is for CHNT brand model specially
45-51
![](https://www.amosplanet.org/wp-content/uploads/2023/03/企业微信截图_16795831429559.png)
52
![](https://www.amosplanet.org/wp-content/uploads/2023/03/1679583957961.png)
53
![](https://www.amosplanet.org/wp-content/uploads/2023/03/1679583990672.png)
54
![](https://www.amosplanet.org/wp-content/uploads/2023/03/1679584022887.png)
55
![](https://www.amosplanet.org/wp-content/uploads/2023/03/1679584057092.png)
56
![](https://www.amosplanet.org/wp-content/uploads/2023/03/1679584079743.png)
57
![](https://www.amosplanet.org/wp-content/uploads/2023/03/1679584122924.png)
58
![](https://www.amosplanet.org/wp-content/uploads/2023/03/1679584225818.png)
59
![](https://www.amosplanet.org/wp-content/uploads/2023/03/1679584258219.png)
60
![](https://www.amosplanet.org/wp-content/uploads/2023/03/1679584537782.png)
61
82
![](https://www.amosplanet.org/wp-content/uploads/2023/03/1679584834889.png)
![](https://www.amosplanet.org/wp-content/uploads/2023/03/1679584725468.png)
83
![](https://www.amosplanet.org/wp-content/uploads/2023/03/1679584800450.png)
![](https://www.amosplanet.org/wp-content/uploads/2023/03/1679584945636.png)
84
![](https://www.amosplanet.org/wp-content/uploads/2023/03/1679584907288.png)
85
![](https://www.amosplanet.org/wp-content/uploads/2023/03/1679925286267.png)
86
![](https://www.amosplanet.org/wp-content/uploads/2023/03/1679925351774.png)
87
![](https://www.amosplanet.org/wp-content/uploads/2023/03/1679925386340.png)
88
![](https://www.amosplanet.org/wp-content/uploads/2023/03/1679925436681.png)
89
![](https://www.amosplanet.org/wp-content/uploads/2023/03/1679925504977.png)
0: PF =1
Set PF =1
1: PF by set
Set PF value
2: Default PF Line
3: User PF Line
User set customized PF line
4. Underexcited(Inda)
Reactive Power
5. OverExcited(Capa)
Reactive Power
6. Q(v) Model
90
![](https://www.amosplanet.org/wp-content/uploads/2023/03/1679926583032.png)
91
![](https://www.amosplanet.org/wp-content/uploads/2023/03/1679926635567.png)
92
![](https://www.amosplanet.org/wp-content/uploads/2023/03/1679926742301.png)
When frequency exceeds rated value, limit rate that inverter will degrade( 过频降载的一个斜率 )
93-100
![](https://www.amosplanet.org/wp-content/uploads/2023/03/1679927623389.png)
101-106
![](https://www.amosplanet.org/wp-content/uploads/2023/03/1679927719224.png)
107
![](https://www.amosplanet.org/wp-content/uploads/2023/03/企业微信截图_1680188309795.png)
124
![](https://www.amosplanet.org/wp-content/uploads/2023/03/企业微信截图_16799287359913.png)
0是每一路不同的源,且每一路独立;2是输入并在一起,PV电压基本一致;取最大路MPPT电压的那一路控制
0 means different sources for each channel, and each channel is independent; 2 means the inputs are combined together, and the PV voltage is basically the same; take the control of the channel with the largest MPPT voltage