CPU 1214C(DC/DC/DC) 6ES7214-1AG40-0XB0 As a high-tech enterprise integrating R&D, production and sales, YOYIK focuses on the innovation and application of special spare parts for power stations. Relying on Deyang's strong industrial foundation, the company has an elite team of retired senior engineers and senior technicians who have participated in many national key projects, such as the construction of Gezhouba, Ertan and Three Gorges power stations, bringing unparalleled technical advantages and practical experience to YOYIK. From steam turbine accessories to electrical insulation materials, YOYIK's products are well-known in the industry for their high performance and high reliability. Yoyik can offer many spare parts for power plants as below: #DF-CPU 1214C(DC/DC/DC) 6ES7214-1AG40-0XB0-DF Armored platinum thermal resistance element WZRK-135 Axial fan A4D500-AM03-01 linear lvdt TD-1-100S Lightning arrester HPXIN SPD385-40A-MH flowmeter PHOSPHATE ESTER LVDT Sensor TH-6GN-50-15-01 LVDT transmitter XCBSQ-03/80-02-02 Axial displacement differential expansion monitor A6210 Preamplifier 330780-50-00 Online turbidity analyzer Monitor AMI Turbitrack CNA-25.411.200 SENSOR LVDT B151.36.09.04.02 thermocouple SYWRNK2-231-S17 breaker 3AH3818-7 rpm pickup sensor CS-1 L100 temperature controller manufacturers WSS-581W Speed monitoring instrument NE9611 Dual Channel Vibration Monitoring Protector JM-B-3E Position sensor TDZ-1G-13 desiccant respirator 3KG Ignition transformer FC06-SA6 INTELLIGENT TACHOMETER HY-01 rotary hall effect sensor TD-1 760MM SPEED CONTROLLER JM-C-7F-01-7000 ACTUATOR M0321rC LED Explosion Proof Flood Light GB8150B-L150 Differential pressure switch HQ26.36Z linear position control FRD.WJA2.601H ULTRASONIC LEVEL GAUGE AVI-SU05 temperature sensor GPEAS7FS0650 pressure measuring machine RC771BZ090ZSS Assembled platinum resistor WZPM2-08-75-18*1.5-S Speed sensor CS-1G-G-060-05-02 Bolt electric heating rod ZJ-20-T15A variable displacement transducer TDZ-1E-41 magnetic position sensor TD-1-50 Splitter EHM-01-12D CPU 1214C(DC/DC/DC) 6ES7214-1AG40-0XB0 MY-DFYL-2024-10-22
CPU 1214C(DC/DC/DC) 6ES7214-1AG40-0XB0 As a high-tech enterprise integrating R&D, production and sales, YOYIK focuses on the innovation and application of special spare parts for power stations. Relying on Deyang's strong industrial foundation, the company has an elite team of retired senior engineers and senior technicians who have participated in many national key projects, such as the construction of Gezhouba, Ertan and Three Gorges power stations, bringing unparalleled technical advantages and practical experience to YOYIK. From steam turbine accessories to electrical insulation materials, YOYIK's products are well-known in the industry for their high performance and high reliability. Yoyik can offer many spare parts for power plants as below: #DF-CPU 1214C(DC/DC/DC) 6ES7214-1AG40-0XB0-DF Armored platinum thermal resistance element WZRK-135 Axial fan A4D500-AM03-01 linear lvdt TD-1-100S Lightning arrester HPXIN SPD385-40A-MH flowmeter PHOSPHATE ESTER LVDT Sensor TH-6GN-50-15-01 LVDT transmitter XCBSQ-03/80-02-02 Axial displacement differential expansion monitor A6210 Preamplifier 330780-50-00 Online turbidity analyzer Monitor AMI Turbitrack CNA-25.411.200 SENSOR LVDT B151.36.09.04.02 thermocouple SYWRNK2-231-S17 breaker 3AH3818-7 rpm pickup sensor CS-1 L100 temperature controller manufacturers WSS-581W Speed monitoring instrument NE9611 Dual Channel Vibration Monitoring Protector JM-B-3E Position sensor TDZ-1G-13 desiccant respirator 3KG Ignition transformer FC06-SA6 INTELLIGENT TACHOMETER HY-01 rotary hall effect sensor TD-1 760MM SPEED CONTROLLER JM-C-7F-01-7000 ACTUATOR M0321rC LED Explosion Proof Flood Light GB8150B-L150 Differential pressure switch HQ26.36Z linear position control FRD.WJA2.601H ULTRASONIC LEVEL GAUGE AVI-SU05 temperature sensor GPEAS7FS0650 pressure measuring machine RC771BZ090ZSS Assembled platinum resistor WZPM2-08-75-18*1.5-S Speed sensor CS-1G-G-060-05-02 Bolt electric heating rod ZJ-20-T15A variable displacement transducer TDZ-1E-41 magnetic position sensor TD-1-50 Splitter EHM-01-12D CPU 1214C(DC/DC/DC) 6ES7214-1AG40-0XB0 MY-DFYL-2024-10-11
GRES is an intelligent and modular power supply equipment integrating lithium battery and MPCS. According to different application scenarios, lithium battery, bidirectional DC / AC converter, bidirectional DC / DC converter, Static switch and Power management system can be arbitrarily combined to realize grid connected power supply, off grid power supply and off grid uninterrupted power supply power supply, static reactive power compensation, harmonic suppression and other functions. The system can have access to new energy, power grid, diesel generator and to rreasonable configuration, scientific utilization, to provide users with green, environmental protection, noise free, high reliability and high security power services. Safe and reliable High quality li-ion cell for mobile use Laser welding connection with high strength and low impedance Cells is designed with PC holders and reinforce steel structure to guarantee the highest safety of the system in transportation, installation and operation Damping pad design to improve the impact resistance of the system IP54 safe and reliable operation in outdoor environment Serially designed PCS and battery pack eliminates circulating current and improve system reliability. Integrated BMS,DC, AC multi-layer protection, maximum safety performance design Efficient and Convenient Integrated system, standard modular power module and battery module, easy for installation, maintenance and capacity expantion Easy access to PV and diesel generator, intelligent muli-energy management. Fixed on the ground or mounted on vehicle, can be loaded and unloaded by forklift and hoisted by lifting ring Multi systems could be connected in parallel Cost optimization One investment, multiple benefits:Peak shaving, backup power supply, microgrid building,power quality improving and energy storage,etc. Small size, light weight, less space and installation cost Long cycle life, low failure rate, reduce operation and maintenance investment Maximize green energy utilization. Rated output power: 50KW Rated energy: 75KWH
Features : 3 times peak power, excellent loading capability. Combine inverter/solar controller/battery all in one. Multiple output : 2*AC output socket, 4*DC 12V, 2* Working mode AC prior/ECO mode/Solar prior selectable AC charging current 0 1 0A selectable. LVD/HVD/Charging voltage adjutable, suitable for kinds of battery Adding fault code to monitor real time work situations Continuous stable p ure sine wave output with inbuilt AVR stabilizer . Digital LCD and LED for visualization of operation status of the equipment. Inbuilt automatic AC charger and AC mains switcher, stwitch time 4ms
Input Voltage 12V / 24V DC optional Output Voltage 115V / 230V AC optional Portable power for AC products, AC outlets for connecting multiple loads High surge capacity for products that require more power to start High efficiency converts virtually all of the battery's power to AC Mounting brackets for convenient installation Heavy duty stud-connection mounting RS232 communication port WIFI/BMS Optional Overload and over temperature shut down Low voltage and over voltage alarm/cut off Input reverse protection Short circuit protection PI15 series is a pure sine wave inverter, high frequency machine solution, the product is small size, the solution is reliable and stable, the main function is to invert the DC 12VDC battery or 24VDC battery to AC 230VAC or AC 115VAC output, mainly used for emergency use Electricity, car inverter, outdoor electricity and other occasions.
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Product Name: Lactose "Type: Food Additives Origin: China CAS No.: 63-42-3 AUCO No.: 919 Packing: 25kg bag" Items Standard Identification A The infrared absorption spectrum of the sample is concordant with that of the standard. Identification B The principal spot obtained from the Test solution corresponds in appearance and RF value to that obtained from Standard solution A The test is not valid unless the chromatogram obtained with Standard solution B shows four clearly discernible spots, disregarding any spots at the origin. Identification C A red color develops. Specific optical rotation +54.4~+55.9, calculate on the anhydrous basis Acidity or alkalinity Add 0.3ml of phenolphthalein TS: the solution is colorless, and not more than 0.4 ml of 0.1 N sodium hydroxide is required to produce a red color. Water Not more than 1.0% Residue on ignition Not more than 0.1% Heavy metals The limit is 5µg per g. Protein and light-absorbing impurities The absorbance divided by the path length in centimeters is not more than 0.25 in the range of 210 to 220nm and is not more than 0.07 in the range of 270 to 300nm. TPC
Color Take an appropriate amount of sample in the white shallow dish on the natural light line, observe, white to light yellow. Taste smell Take an appropriate amount of sample in the white shallow dish in natural light, observe, slightly sweet and odorless. State of organization Take an appropriate amount of the sample in the white shallow disk in natural light, observe, crystal or powder crystal. Lactose a (In the dry basis)/(g/100g) A lactose content according to (100- water-ash)/(100-water) calculation. 99.0 Water/(g/100g) 6.0 (GB 5009.3-2010 Karl fisher method) Ash/(g/100g) 0.3 (GB 5009.4) PH/(10% aqueous solution) Take 10g of lactose in 100ml beaker, add distilled water into 10% water solution,with a pH measuring the value of pH. 4.5-7.0. Conclusion : The quality standard test of this food lactose is in accordance with the regulations.
Product Specification Power Range : 1.0 HP to 2.0 HP Operating Speed : 0 - 3100 RPM DC Power Range : 900 Wp - 2000 Wp DC Voltage Range : 70 Vmp - 110 Vmp Head Range : 30 Mtr - 90 Mtr Discharge Range : 8000 LPD - 30000 LPD Type of Duty : S1 - Zero Running Cost - Less Maintenance - Eco-Friendly - Simple Installation - Pollution Free Material Of Construction - Motor Part Grade Mechanical Seal : Graphite Ceramic Motor Shaft : Stainless Steel Motor Body Pipe : SS-304 Lower Hosing : Aluminum Diaphragm : High Nitrile butyl rubber Top Cap : Stainless Steel Bottom Plate : Stainless Steel End Cap : Stainless Steel MATERIAL OF CONSTRUCTION SCREW (HELICAL) PUMP Part Grade Outlet : SS-304 Suction : SS-304 Outer Shell : SS-304 Rotor Screw : Stainless Steel Stator : Rubber Coated Alloy MATERIAL OF CONSTRUCTION â?? CENTRIFUGAL PUMP Part Grade Check valve housing : SS-304 Check valve : PC Suction : SS-304 Outer Shell : SS-304 Impeller : POM Bowl : PC Pump Bush : NBR Pump Sleeve : Stainless Steel Pump Shaft : Stainless Steel Coupling / Pump Couple : Stainless Steel
The Most Pilot-Friendly Drone for Kids & Beginners & Adults Easy Control; Folding Design. Take this trendy drone with you anywhere for fun on the go. The Best Choice for a Newborn drone lover. To Explore the drone world yourself; Or to Bring your family and friends into a new drone world; Let's have fun with Family and Friends with the drone.
SANDI SDP series Pure Sine Wave Inverter is the one of the most advanced technology DC to AC conversion products in the world, it's suitable use for areas without electricity, providing a complete power solution for strict demand applications. With SVPWM technology it has high conversion efficiency, high instantaneous power and low losses power output pure sine wave, applying to capacitive, inductive and nonlinear mixed-load, with superior load capacity, perfect protection function: overload, short circuit, low/over battery voltage, improper operation etc, which wonâ??t cause mechanical failures. This Inverter is very suitable for solar power systems, wind power generation systems, wind and solar hybrid generation systems. The inverter can supply AC power to all kinds of electric equipment, air conditioners, electric motors, refrigerators, fluorescent lights, televisions, electric fans and other industrial power supply. Technical Features: 1, The core components are all imported, adopting the sixth generation IPM module from Mitsubishi, which has stable performance, long service life, strong protection functions and convenient replacement and maintenance. 2, Adopt the central processor DSP28335 chip from American TI Company, respond quickly and accurately, and provide stable and clean power for the load to provide protection. 3, The whole machine adopts modular design and plug-in design, which is convenient for maintenance and reduces the hidden cost of machine failure to repair. 4, According to the product configuration conditions, adjustment the system usage mode: DC(Battery/Solar) priority or AC mains bypass priority can be set. 5, Two kinds of start mode: Reduction Voltage Start and Variable Frequency Start. Customers can set start mode according to the type of their load. 6, The output voltage can be set between -40 % to +20 % of rated voltage. And the output voltage is very accuracy �±1%. 7, The DC input voltage range can be set. Over-voltage point, under-voltage point, over-voltage recovery point, under-voltage recovery point all can be setting via the LCD panel. 8, Output AC Power is suitable for all types of electrical equipment, CNC machines, electric tools, motors, pump and air conditioner etc. It has higher efficiency and higher capability of driving load. 9, Humanized safety design, using isolation transformer design, input and output are completely electrically isolated, input and output are equipped with circuit breakers, which saving costs for the user and easy to installation, the electric parts are completely closed to prevent electric shock. 10, Powerful data display function. LCD + LED display, can display input and output voltage, current, KWH, fault display, convenient for customers to quickly find faults and guide maintenance. 11, European CE (EMC, LVD, UL1741) and ISO9001 certificates.
SANDI SDP series Pure Sine Wave Inverter is the one of the most advanced technology DC to AC conversion products in the world, it's suitable use for areas without electricity, providing a complete power solution for strict demand applications. With SVPWM technology it has high conversion efficiency, high instantaneous power and low losses power output pure sine wave, applying to capacitive, inductive and nonlinear mixed-load, with superior load capacity, perfect protection function: overload, short circuit, low/over battery voltage, improper operation etc. This Inverter is very suitable for solar power systems, wind power generation systems, wind and solar hybrid generation systems. The inverter can supply AC power to all kinds of electric equipment, air conditioners, electric motors, refrigerators, fluorescent lights, televisions, electric fans and other industrial power supply. Technical Features: 1, The core components are all imported, adopting the sixth generation IPM module from Mitsubishi, which has stable performance, long service life, strong protection functions and convenient replacement and maintenance. 2, Adopt the central processor DSP28335 chip from American TI Company, respond quickly and accurately, and provide stable and clean power for the load to provide protection. 3, The whole machine adopts modular design and plug-in design, which is convenient for maintenance. 4, Two kinds of start mode: Reduction Voltage Start and Variable Frequency Start. Customers can set start mode according to the type of their load. This function is very convenient for users and also reduce frequency converterâ??s usage, which reduced the cost of equipment investment, easy to connect wires and control. 5, The output voltage can be set between -40 % to +20 % of rated voltage. And the output voltage is very accuracy ±1%. 6, The DC input voltage range can be set. Over-voltage point, under-voltage point, over-voltage recovery point, under-voltage recovery point all can be setting via the LCD panel. 7, Output AC Power is suitable for all types of electrical equipment, CNC machines, electric tools, motors, pump and air conditioner etc. It has higher efficiency and higher capability of driving load. 8, Humanized safety design, using isolation transformer design, input and output are completely electrically isolated, input and output are equipped with circuit breakers, which saving costs for the user and easy to installation, the electric parts are completely closed to prevent electric shock. 9, Wide input voltage can be set according to customerâ??s requirement. Input voltage range can be selected from 100-300V, 200-500V or 500-850V, suitable for solar/wind system without backup batteries, it can save many cost and maximization use the solar/wind energy. 10, Powerful data display function. LCD + LED display, can display input and output voltage, current, KWH, fault display, convenient for customers to quickly find faults and guide maintenance.
potentiometric linear transducer TDZ-1 Relying on the profound industrial heritage of Deyang, Sichuan, YOYIK focuses on the innovative manufacturing of power generation equipment and accessories. The company not only has a modern production line, but also pays more attention to the training and introduction of talents. It has brought together a group of technical experts from well-known power station projects. They have integrated their valuable experience into product design and production, so that YOYIK's products always maintain an industry-leading position in performance and durability. From conventional accessories to customized solutions, YOYIK can always meet the diverse needs of customers. Yoyik can offer many spare parts for power plants as below: #DF-potentiometric linear transducer TDZ-1-DF magnetic pickup speedometer G-090-02-01 thermal resistance WZPM2-231 LVDT Sensor 4000TDGNK-30-01 POWER SUPPLY JD194-BS5U Inductance Limit Switch ZHS-4-1N-03K speed sensor CS-1H-G-085-03-02 SENSOR CS-3F-M16-L300 CPU 1214C(DC/DC/DC) 6ES7214-1AG40-0XB0 linear distance sensor TDZ-1E-32 0-100 Flame detector probe EFD-II-A-2 Differential expansion Sensor of turbine ES-25-M30x2-B-00-05-10 speed meter HZS-04-X Camera tube SXZJ-7B Pressure Switch 477651-QCE024 types of pressure sensors PS531SPP10/BB32N3/S3M Electric Heater JH-023-680300 47 displacement sensor (lvdt) for gv TDZ-1G-12 Stainless ammonia manometer YA-100-BF Electric heater DJ-22-5 BREAKER AUXILIARY SWITCH CONTACTS FK10-II-50 Eddy Current Signal Converter CON011/915-060 POSITIONER VALVE V18345-1010521001 Precision transient speed instrument rotational speed sensor QBJ-3C INVERTER CRANE CIMR - G7B4018 400V Differential pressure transmitter CM-I Dual Channel Vibration Monitoring Protector JM-B-3E Pressure Switch BH-072156-072 PARKER LUCIFER 322H35 Pressure Switch ST307-55-B key phase sensor SDY 3800 XL 11 MM Differential pressure switch RC861CZ083HYM Variable Reluctance Speed Sensor E58S40 pressure switch CMS-I 0.35MPa probe 2401B-0.01 Rectifier screen filter HIER467078P001 transmitter LJB1 2000A/10V potentiometric linear transducer TDZ-1 MY-DFYL-2024-10-22
transmitter XCBSQ-02-250-02-01 by Yoyik YOYIK is located in Deyang, Sichuan, the heart of China's heavy industry. It is a well-known comprehensive supplier of power generation equipment and spare parts in the industry. The company focuses on the research and development, manufacturing and sales of accessories for steam turbines, generators and various power station equipment. With its exquisite craftsmanship and strict quality control system, it has won high trust from domestic and foreign markets. YOYIK not only provides high-quality products that meet national standards, but also serves multiple industries such as thermal power, hydropower, steel, and chemicals with one-stop solutions, helping customers achieve efficient operation and maintenance of equipment. Yoyik can offer many spare parts for power plants as below: #DF-transmitter XCBSQ-02-250-02-01 by Yoyik-DF Dry Transformer SC10-250/10 Sensor Position LVDT Spray HP bypass 191.36.09(1).03 0�±50.8mm 3 wire lvdt TDZ-1E-43 GPS clock PS10 speed sensor A5S05T90-10MM Eddy current speed sensor ZS-02 L=80 Igniter XDH-20W Display board ME8.530.016 Voltage transducer WBV414S01 Coal flow switch LL-III TOTAL CONNECT BOARD JZ-S1B-11 Pneumatic Actuator S92-1190-11300-532 Eddy Current Signal Converter CON041 Online gas purity analyzer XACT500 Sensor SZCB-01 CPU 1214C(DC/DC/DC) 6ES7214-1AG40-0XB0 Bolt electric heating rod ZJ-18-430 Eddy Current Sensor PR6423/003-021 types of eddy current probes CWY-DO-813501 LVDT transmitter XCBSQ-02/100-01-01 Sensor DF312580-90-08-00 PNEU.CYLINDER 0-822-355-003 Simulated joystick switch PW1012981-020 GCT1800664/020-02 V62RM Pressure Differential Switch RC861CZ097HSSYM Eddy Current Sensor PR6426/000-121 displacement sensor (lvdt) for msv & pcv 7000TDGN SENSOR LVDT FOR IV TDZ-1E-33 PULLCORD SWITCH HKLS-1 LVDT Sensor 5000TDGN-80-01-01 speed sensor CS-1-UNF-085-05 pressure switch BH-003025-003 speed sensor 70085-1010-17520 ELECTRIC ACTUATOR IQT250F10 Contactor LC1N3201CC5N 36V high temperature lvdt DET.2A.4000A MODULE VIBRATION MONITOR JM-B-6Z/311 transmitter XCBSQ-02-250-02-01 by Yoyik MY-DFYL-2024-7-18
MAIN PCB A3100-000 for Thermal power Deyang YOYIK is a strong technical force, first-class product quality, brand reputable large-scale mechanical and electrical equipment Limited. Company products covered a wide range of products sold worldwide, a number of users trust. Acting foreign first-class brand, EATON VICKERS, star, and so on products. Guarantee genuine, the spot sale. Yoyik can offer many spare parts for power plants as below: #DF-MAIN PCB A3100-000 for Thermal power-DF PRESSURE SWITCH BH-013044-013 LVDT 0508.902T0102.AW021 Large machine door adjustment LVDT HTACC-LT-608Z-ZG-15 Communication gateway 3500/92-02-01-00 Flowmeter OPTIFLUX4000F thermal interface resistance WZP2-231 Water Analyzer Transmitter CM442-45T 8/0 Eddy Current Sensor PR6424/101-030 non linear transducer 5000TDG Eddy Current Sensor PR6422/103-131 inductive linear transducer TDZ-1-50 Digital Display SK-XMPC302-S8-J4-B00-X0-P0-T Auxiliary power PSMU-1-12V/10W Current and voltage type transformers LJB1-5A/10V speed sensor CS-1-UNF-080-05 CPU 1214C(DC/DC/DC) 6ES7214-1AG40-0XB0 Intermediate relay UEG/A-1H/5VDC proximity sensor pneumatic cylinder WT0180-A08-B00-C05-D10 Stator Cooling Water System Electric Heater JHG03-18B Zero speed sensor XD-TD-1 Hand operated device NPDF-Q21FD3 Speed sensor CS-1G-G-100-03-00 Displacement transmitter LTM-4-S1 LVDT Sensor TH-3G-150-15-01 bearing vibration sensor CWY-DO-20Q08-50V lvdt displacement transducer TD-1-150 Aluminized light-proof film BRS-300 Zero speed probe with switch JYB/RDC-B linear position control DET-150A Bolt electric heating rod ZJ-20-19(R) vibration pickup sensor QBJ-CS-1 FAN, SUB OM-8190 Relay With Base B-TD00106 Bolt electric heating rod ZJ-20-16 Displacement transmitter TD-1 0-200mm Reducer DTM320/580 MAIN PCB A3100-000 for Thermal power MAIN PCB A3100-000 for Thermal power MY-DFYL-2024-6-4
Japanese quality switchgear components, breakers, magnetic contactors, switches, pilot lights, pushbuttons, panel instrumentations, power management meter, protection relays, transformers, inverters, ups..
SANDI Off Grid Inverter is the one of the most advanced technology DC to AC conversion products in the world, it's suitable use for areas without electricity, providing a complete power solution for strict demand applications. With SVPWM technology it has high conversion efficiency, high instantaneous power and low losses power output pure sine wave, applying to capacitive, inductive and nonlinear mixed-load, with superior load capacity, perfect protection function: overload, short circuit, low/over battery voltage, improper operation etc, which wonâ??t cause mechanical failures. The inverter can supply AC power to all kinds of electric equipment, air conditioners, electric motors, refrigerators, fluorescent lights, televisions, electric fans and other industrial power supply. 1, The core components are all imported, adopting the sixth generation IPM module from Mitsubishi, which has stable performance, long service life, strong protection functions and convenient replacement and maintenance. 2, Adopt the central processor DSP28335 chip from American TI Company, respond quickly and accurately, and provide stable and clean power for the load to provide protection. 3, The whole machine adopts modular design and plug-in design, which is convenient for maintenance and reduces the hidden cost of machine failure to repair. 4, Two kinds of start mode: Reduction Voltage Start and Variable Frequency Start. Customers can set start mode according to the type of their load. This function is very convenient for users and also reduce frequency converter's usage, which reduced the cost of equipment investment, easy to connect wires and control. 5, The output voltage can be set between -40 % to +20 % of rated voltage. And the output voltage is very accuracy + 1%. 6, The DC input voltage range can be set. Over-voltage point, under-voltage point, over-voltage recovery point, under-voltage recovery point all can be setting via the LCD panel. 7, Output AC Power is suitable for all types of electrical equipment, CNC machines, electric tools, motors, pump and air conditioner etc. It has higher efficiency and higher capability of driving load. 8, Humanized safety design, using isolation transformer design, input and output are completely electrically isolated, input and output are equipped with circuit breakers, which saving costs for the user and easy to installation, the electric parts are completely closed to prevent electric shock. 9, Wide input voltage can be set according to customers requirement. Input voltage range can be selected from 100-300V, 200-500V or 500-850V, suitable for solar/wind system without backup batteries, it can save many cost and maximization use the solar. 10, Powerful data display function. LCD + LED display, can display input and output voltage, current, KWH, fault display, convenient for customers to quickly find faults and guide maintenance.