LV-Self 2026上半年
X1-HYB-3.0-LV机型中"LV"代表什么意思?What does "LV" stand for in the X1-HYB-3.0-LV model?
A、低压机Low-voltage model
B、限量版Limited edition
C、轻巧版ightweight version
D、长寿版Long-life version
X1-HYB-LV 额定电池电压是多少?What is the rated battery voltage of X1-HYB-LV?
A、24 V
B、 36 V
C、48 V
D、72 V
X1-HYB-LV支持以下哪些类型电池?Which of the following battery types are supported by X1-HYB-LV?
A、锂电池 & 铅酸电池Lithium battery & lead-acid battery
B、仅铅酸Lead-acid only
C、仅锂电池Lithium battery only
D、镍镉电池Nickel-cadmium battery
除巴基斯坦以外的国家不适用哪种工作模式?Which operating mode is not applicable to countries other than Pakistan?
A、Back Up Mode
B、Self Use Mode
C、MKS/EPS Mode
D、Force Time Use Mode
在并机系统中，哪个机器控制所有的从机?In the parallel system, which machine controls all the slave machines?
A、从机Slave unit
B、主机Master unit
C、Meter and CT
D、Any of them is fine
巴基斯坦低压机有几个工作模式?How many operating modes does the Pakistan low voltage machine have?
A、3
B、4
C、5
D、6
以下哪个国家的低压逆变器使用 "SUB" and "SBU" ?In which of the following countries do low voltage inverters use "SUB" and "SBU"?
A、德国Germany
B、美国United States
C、巴基斯坦Pakistan
D、澳大利亚Australia
两个X1-lite 之间的并机线支持最长多少米?What is the maximum supported length of the parallel cable between two X1-lite units?
A、2 m
B、5 m
C、10 m
D、15 m
对X-lite并机系统，所有机器之间的并机线最长可以是多少米?For the X-lite parallel system, what is the maximum total length of the parallel cables between all units?
A、2 m
B、5 m
C、10 m
D、15 m
X1-Hybrid lv 当市电停电后，市电恢复以后，逆变器一般多久才进行并网?After the mains power is restored following a power outage, how long does it generally take for the X1-Hybrid lv inverter to connect to the grid?
A、2分钟minutes
B、3分钟minutes
C、4分钟minutes
D、5分钟minutes
X1-HYB-LV 安装人员必须具备的条件不包括？Which of the following is NOT a required qualification for X1-HYB-LV installers?
A、持证上岗Certified to work （licensed personnel）
B、 熟悉手册Familiar with manual
C、持安装证书的电工 The electrician who has installer certification
D、符合当地法规Complies with local regulations
X1-HYB-LV 支持的电网类型不包括？Which of the following grid types is NOT supported by X1-HYB-LV?
A、TT
B、TN-S
C、TN-C-S
D、IT
X1-HYB-LV EPS 切换时间小于？The EPS switching time of X1-HYB-LV is less than?
A、10ms
B、 20ms
C、 50ms
D、100ms
X1-HYB-LV 推荐外置 RCD 规格为？What is the recommended external RCD specification for X1-HYB-LV?
A、300mA Type-A
B、100mA Type-A
C、 500mA Type-B
D、1000mA
X1-RENO-LV 额定功率？What is the rated power of X1-RENO-LV?
A、6kW
B、8kW
C、10kW
D、12kW
X1-RENO-LV 防护等级IP66中，第一个“6”代表什么意思？In the IP66 protection rating of X1-RENO-LV, what does the first "6" stand for?
A、防水等级Waterproof
B、防火等级Fire
C、防爆等级Explosion-proof
D、防尘等级Dustproof
X1-RENO-LV MPPT 数量为？How many MPPT channels does X1-RENO-LV have?
A、1 channel
B、2 channels
C、3 channels
D、4 channels
X1-RENO-LV 电池最大充放电电流？What is the maximum battery charge and discharge current of X1-RENO-LV?
A、120A
B、190A
C、 150A
D、250A
X1-RENO-LV CT 线缆最大长度？What is the maximum length of the CT cable for X1-RENO-LV?
A、50m
B、100m
C、150m
D、200m
X1-Lite-LV 电池电压工作范围？X1-Lite-LV Battery voltage operating range？
A、40-60V
B、48-60V
C、 36-48V
D、50-70V
低压机在进行固件升级时，以下说法正确的是？Which of the following statements is correct when upgrading the firmware of a low-voltage device?
A、先升ARM，在升DSPUpgrade ARM first, then DSP
A、 先升DSP，在升ARMUpgrade DSP first, then ARM
A、 无所谓先升哪个It does not matter which is upgraded first
D、需要选Inverter all“Inverter all” must be selected
（X1-HYB-LV） 当逆变器处于“EPS Mode”时，表示什么状态？For the （X1-HYB-LV） inverter, what does it mean when it is in “EPS Mode”?
A、正常并网Normal grid-connected operation
B、离网/应急供电Off-grid / emergency power supply
C、 待机Standby
D、 故障Fault
（X1-HYB-LV） 电流互感器（CT）的安装方向箭头应指向哪一侧？For the （X1-HYB-LV） inverter, which direction should the arrow on the current transformer （CT） point during installation?
A、指向逆变器Toward the inverter
B、 指向负载Toward the load
C、 指向电网Toward the grid
D、 任意方向Any direction
（X1-HYB-LV） 如果遇到“EPS Overload”故障，最可能的原因是什么？For the （X1-HYB-LV） inverter, what is the most likely cause of an “EPS Overload” fault?
A、电池电压过低Battery voltage too low
B、负载功率超过了逆变器的额定输出Load power exceeds the inverter’s rated output
C、PV电压过高PV voltage too high
D、电网频率异常Grid frequency abnormal
（X1-HYB-LV） 通信端口（COM）中，用于连接发电机启动信号的是哪个？For the （X1-HYB-LV） inverter, which terminal in the COM communication port is used to connect the generator start signal?
A、DI/COM
B、DO
C、BMS
D、DRM
（X1-HYB-LV） 在“Self Use”模式下，如果选择“Load First”，优先级是？For the （X1-HYB-LV） inverter, in “Self Use” mode, if “Load First” is selected, what is the priority order?
A、先给电池充电，再供负载Charge the battery first, then supply the load
B、 先供负载，多余电量给电池充电Supply the load first, and charge the battery with excess power
C、只供负载，不给电池充电Only supply the load, no battery charging
D、只给电池充电Only charge the battery
（X1-HYB-LV） 当电网断电且逆变器切换到EPS模式时，蜂鸣器报警可以通过哪个设置关闭？For the （X1-HYB-LV） inverter, when the grid is down and the inverter switches to EPS mode, which setting can be used to turn off the buzzer alarm?
A、 Grid Settings
B、 Basic Setting > Off-grid Mute
C、Advance Setting
D、Work Mode
（X1-HYB-LV） 在“Force Time Use”模式下，可以设置几个充电时段？For the （X1-HYB-LV） inverter, how many charging time periods can be set in “Force Time Use” mode?
A、 1
B、2
C、3
D、 4
（X1-Lite-LV） 在连接电池前，必须确保电池侧的什么开关处于OFF状态？For the （X1-Lite-LV） inverter, before connecting the battery, which switch on the battery side must be in the OFF state?
A、AC breaker
B、 DC switch / Breaker
C、 Grid switch
D、EPS switch
进行固件本地升级时，推荐使用的U盘格式是？What is the recommended USB drive format for local firmware upgrade?
A、NTFS
B、exFAT
C、FAT 16/32
D、HFS+
31. X1-HYB-LV 铅酸电池默认Return To Utility Voltage是______V For the X1-HYB-LV, the default “Return To Utility Voltage” for lead-acid batteries is ______ V.
32. X1-HYB-LV 锂电默认Return To Utility SOC是______%For the X1-HYB-LV, the default “Return To Utility SOC” for lithium batteries is ______%.
33. X1-HYB-LV 市电支持 220/230/______V For the X1-HYB-LV, the grid supports 220/230/______ V.
34. X1-RENO-LV 额定功率______kWFor the X1-RENO-LV, the rated power is ______ kW.
35. X1-RENO-LV 支持最多______台并机For the X1-RENO-LV, the maximum number of units supported in parallel operation is ______.
36. 逆变器在进行电气连接前，必须断开 ______ 开关和交流断路器，以防止触电Before making electrical connections to the inverter, the ______ switch and the AC circuit breaker must be disconnected to prevent electric shock.
37. （X1-HYB-LV） 交流连接中，如果当地法规要求外接RCD，推荐使用 ______ mA的Type-A RCDFor the （X1-HYB-LV）, in AC connection, if local regulations require an external RCD, it is recommended to use a Type-A RCD rated at ______ mA.
38. （X1-Lite-LV） 如果遇到“Isolation Fault”，通常是指 ______ 阻抗检测失败For the （X1-Lite-LV）, if an “Isolation Fault” occurs, it usually indicates a failure in ______ impedance detection.
39. 巴基斯坦客户，低压逆变器一般在______工作模式下不允许向市电卖电For customers in Pakistan, low-voltage inverters are generally not allowed to export power to the grid in the ______ operating mode.
40. 在给LD53分配电池地址时需要长按与逆变器连接的那块电池上的Power键______秒When assigning a battery address for the LD53, you need to press and hold the Power button on the battery connected to the inverter for ______ seconds.
41. (X1-HYB-LV) 在并机系统中，控制其他逆变器的机器称为 ______，其余的称为从机（Slave）
For the (X1-HYB-LV) in a parallel system, the unit that controls other inverters is called the ______, while the others are called slaves.
42. 在“SBU Mode”下，电池充电来源设置的是“PV Then Utility charging”当电池充满后，多余的光伏电量会优先供给 ______。
In “SBU Mode”, the battery "charge Source" setting is "PV Then Grid" ,when the battery is fully charged, excess PV power will first be supplied to ______.
43. 低压储能机电池和电池之间的连接方式是______联The connection method between low-voltage storage batteries is ______ connection.
44. SolaX逆变器DC侧和AC侧同时内置______功能The SolaX inverter has built-in ______ functions on both the DC and AC sides.
45. U 盘升级逆变器固件时，U 盘格式需为FAT32，容量≤______GBWhen upgrading inverter firmware via USB drive, the USB format must be FAT32, and capacity ≤ ______ GB.
46. X1-HYB-LV 电池并联模式分为 ______与______ 两种The X1-HYB-LV battery parallel modes are divided into ______ and ______.
47. 安装CT时，CT必须夹在_____线上，并且方向指向_____When installing the CT, it must be clamped on the _____ line, and the direction should point toward _____.
48. 客户系统里并了3台低压储能机，那么在主机的设置里“”Parallel Numbers”应设置为______If 3 low-voltage storage inverters are connected in the customer system, the “Parallel Numbers” in the master settings should be set to ______.
49. X1-Hybrid LV MTTP工作电压范围_____VX1-Hybrid LV MPPT operating voltage range: ______ V.
50. X1-Reno-LV支持______PV OversizingX1-Reno-LV supports ______ PV oversizing.
简述 X1-HYB-LV 巴基斯坦版本机器， 在SUB 模式下，并且电池充电源设置的是“PV Only”情况下的的工作逻辑。
简述 X1-HYB-LV 出现 “ISO_FAIL 绝缘故障” 的排查步骤。Briefly describe the troubleshooting steps for “ISO_FAIL insulation fault” in X1-HYB-LV.
低压储能逆变器，接两块电池，报错Grid lost fault,请描述排查步骤？For low-voltage storage inverters with two batteries connected, if a “Grid lost fault” occurs, describe the troubleshooting steps.
低压储能逆变器报错：INVR EEPROM Fault如何排查？For low-voltage storage inverter error “INVR EEPROM Fault”, how should it be diagnosed?
简述X1-Hybrid LV Smart load设置下的功能？Briefly describe the function of X1-Hybrid LV Smart Load settings.
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