All information and specification in this manual could be updated without notice; please get the latest issued one on the DELTA official website or contact with Delta Service Team. DELTA ELECTRONICS, INC. shall have no obligation to the injury risk or property loss claims when the cause is: •...
(please refer to Chapter 3.5). - The PV array with a parasitic capacitance to Ground may not exceed 10μF. - Suitable for industrial environment. - The inverter should be operated in regions that are approved by DELTA and the grid operator.
Safety 1.2.2 Symbols Symbols are defined seven-category which relate to the different risk levels of injury. Please ensure to follow the instruction of the manual to install and operate the product. DANGER! - This warning indicates an immediate hazard which will lead to death or serious injury.
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Safety INFORMATION - An exclamation mark enclosed in a double circle indicates additional important information is contained in the following section and the user should follow the instructions to prevent any hazards. DANGER : ELECTRICAL HAZARD!! - This warning indicates an immediate electrical hazard that unheeded can lead to death or serious injury.
The user manual is valid for the following device types: • M100A_280 • M100A_283 • M110A_283 This user manual must be followed during installation, operation, and maintenance. DELTA reserves the right to make modifications to the content and technical data in this user manual without prior notice.
⑦ ⑧ Figure 2-1: Components Table 2-1: Packing list M100A_280 / M100A_283 / M110A_283 Object Description Delta Solar Inverter 1 pc Solar inverter Important instructions for solar inverter. User Manual 1 pc Safety instructions should be followed during installation and maintenance.
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Introduction ① ② ③ ④ M100A_280 ⑤ ⑥ ⑦ ⑧ ⑨ ⑩ ① ② ③ ④ M100A_283 / M110A_283 ⑤ ⑪ ⑦ ⑧ ⑨ ⑩ Figure 2-2: Overview Table 2-2: Overview description Component Component Component External fans Toggle Latch SUB_1G Antenna* Air cooling outlet Gland for PE wiring AC output...
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Introduction Figure 2-3, below, shows the certification and rating label. Table 2-3, defines the symbol markings on this label. Figure 2-3: Rating label Table 2-3: Rating label explanation Symbol Definition Danger to life through electric shock Potentially fatal voltage is applied to the inverter during operation. This voltage persists even 60 seconds after disconnection of the power supply.
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Introduction Figure 2-4 illustrate the general layout of the inverter chassis and wiring area. The wiring area includes terminals for connection of the output (AC) wiring, surge protection devices (SPD). ① ③ ② ⑨ ④ ⑤ ⑥ ⑦ ⑧ ⑨ Figure 2-4: layout Table 2-4: layout description Component...
Installation 3 Installation The chapter contains instructions for (1) Mechanical installation (2) Electrical Installation (3) Communication setup 3.1 Unboxing & Review Unpacking the inverter, please follow the procedure shown as Figure 3-1. It could be transported by 2 people (Figure 3-2) . Figure 3-1: The step to unpacking the inverter CAUTION ! - Need more than two people to stand up.
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Installation Manual handling Do not hold fan, fan shutter, AC gland, DC switches or DC connector, it may cause damage to certain components. Hoisting After hoisting, please keep the screw plugs on the casing to prevent water from entering. Screw plug Hoisting ring (4 N-m) (M12 x P1.75, L ≤...
To avoid malfunction of inverter caused by extreme weather (ex: snow, hail…etc) or non-proper installation/ maintenance, an additional protection cover is strongly recommended to be installed by DELTA. For more details, please contact local service team. WARNING ! - Do not install the unit near or on flammable surfaces.
Installation 3.2.1 Wall Mount Refer to Figure 3-4 through Figure 3-8. 1. Ensure the surface to which the unit is to be mounted is sufficiently strong enough to carry the weight. 2. Orient the wall bracket (Figure 3-5) horizontally (perpendicular to the floor). 3.
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Installation unit: mm Figure 3-5: Mounting bracket dimensions...
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Installation Positions for least amount of mounting bracket screws Screw: M6 Screw: M8 Figure 3-6 : Positions of mounting screws...
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Installation Wall > 990mm > 320mm > 415mm > 840mm > 700mm Inverter #1 Inverter #2 > 1300mm > 400 > 708mm > 570mm > 690mm* * If wiring without door. (To remove the door, please refer to Chapter 5) >200 mm Figure 3-7: Required mounting clearances...
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Installation Wall Wall >200 mm >200 mm >300 mm >600 mm >300 mm >150 mm * >150 mm * * If the installation location has a risk of flooding or accumulated snow, please raise the appropriate height of the inverter. >...
Installation 3.2.2 Ground Mount (Optional) ATTENTION - Ensure the grounded base is strong enough to hold the weight of the inverter. Grounded Bracket kit is an optional part, please contact the customer service center for the detail. 1. Fix the grounded brackets to the bottom of the inverter as Figure 3-9. 2.
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Installation Φ12.5 mm 310 mm 458 mm > 150 mm Figure 3-10: To secure inverter grounded brackets to ground-mounting base...
Installation 3.3 Cable Routing Proper cable routing can avoid water dripping to cable glands and make the sealing of the cable glands well. Please follow the requirements to lay cables for the inverter. 1. Keep 10-20 cm length of straight cables from the edge of cable glands. 2.
Installation 3.4 Electrical Installation for AC Wiring DANGER : ELECTRICAL HAZARD!! - To avoid shock hazard during cabling, insure any live grid connections are removed from the inverter. - Without rain cover, never perform any wiring operations under rainy conditions. WARNING ! - Code compliance is the installer's responsibility.
Installation 3.4.1 AC Grid Types and Connections ATTENTION The default AC Grid connection is 3Ø-4W. It can also connect 3Ø-3W without Neutral (N). The inverter will operate from the following grid connections without need of an external transformer: TN-C TN-C-S PE/N Inverter Inverter...
Installation 3.4.3 Preparation for AC Wires Connection • Please use cooper or aluminum cables which are met the installation requirement of local power system. • Stranded and Solid wire is available. Bootlace ferrules must be when using the flexible wire. •...
Installation 3.4.5 Install PE Cable CAUTION ! - The ground connection in the first step is recommended because the earthed outer casing of the inverter can protect the persons against electrical shocks. The inverter provides internal and external PE terminal for grounding. The ground connection can be installed on the internal, external or both with the proper sizing of the cable which is met system safety requirement and refer to 3.4.4.
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Installation If multi-core cable is used for M100A_280, it (conductor with green-yellow insulation) should meet the requirement from 3.4.4 and the installation is shown as following: M100A_280 Nut torque 24.5 N • m Figure 3-13: Location for internal PE terminal - muti-core cable (1) According to Table 3-5 to choose proper multi-core cable size with proper inner rubber of cable gland and pass cable through inner rubber to the Internal grounding terminal of the inverter.
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Installation External PE terminal To ground the inverter, please crimp the grounding wire to the ring terminal lug and fix it on the grounding point shown below. * Screw: M8 (wall mount) * Screw torque: M8/ 10 N•m (ground mount) Figure 3-14: Mount the equipment grounding...
Installation 3.4.6 AC Wiring of M100A_280 DANGER : ELECTRICAL HAZARD!! - Always no energy on the AC power cables during the cable installation to prevent electrical hazard. M100A_280 After inserting conductor, torque terminal nut by 42.4 N • m AC entry - 33 mm trade size gland Figure 3-15: Location for AC terminal of M100A_280 (1) Ensure the AC disconnect device is in “OFF”...
Installation 3.4.7 AC Wiring of M100A_283 / M110A_283 DANGER : ELECTRICAL HAZARD!! - Always no energy on the AC power cables during the cable installation to prevent electrical hazard. M100A_283 / M110A_283 AC entry - 28.9 mm After inserting conductor, torque trade size gland terminal nut by 42.4 N •...
Too much or fewer series quantities of PV string may affect the inverter performance in specific conditions, so contact with Delta Service Team in your region to confirm the PV array design is suitable for the inverter.
), are genuine parts that are certified Table 2-1- ⑦ the quality and reliable from DELTA. Please follow the below requirements to choose the DC cable and crimp. - DC cable must choose the cooper conductor which insulation is above 1000V withstands voltage.
Installation 3.5.3 DC Wiring Installation DANGER : ELECTRICAL HAZARD!! - Ensure the two DC switches are placed in the "OFF" position during DC wiring installation. - Without rain cover, never perform any wiring operations under rainy conditions. ATTENTION - DC cable has the right polar connector is important. A wrong polar connection may cause Short-Circuit or Arcing current that will damage the DC connector.
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Installation Figure 3-17: location of H4 connectors to connect array wiring (DC) CAUTION ! - Before DC wiring maintenance, Please make sure the AC breaker and two DC switches that are belonging to the inverter are all in “OFF.” - Each PV string could have a high voltage in the poles. Ensure to offer the proper safety protection for the operators during the DC wiring installation.
Installation 3.6 SUB_1G Antenna (optional) Please follow Figure 3-18 to 3-20 to install the SUB_1G antenna. ATTENTION - If the antenna and bracket are not installing on the case, ensure the nut and screws are properly tightened for the great Ingress protection. Antenna Location Save the nut after...
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Installation >20 cm There must be no obstacles within 20 cm around the antenna. Keep antenna pointing upright. Figure 3-19: Attentions of installing antenna...
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Installation 1. Remove the screws on the case and turn the antenna counterclockwise by about 45 degrees. 2. Put on the antenna bracket. 3. Turn the antenna to the proper position. 4. Tighten the 3 screws in the antenna package to the antenna bracket. ①...
Installation 3.7 Communication The communication module of the inverter is shown below. It provides VCC, RS-485, dry contact, EPO, and Digital Input terminals for use in various applications. Details for each are presented below. There's a 12VDC source between VCC & GND for use with external device. VCC *1 &...
Installation 3.7.1 RS-485 Connection 3.7.1 RS-485 Connection The pin definition for the RS-485 terminal block is shown in Table 3-7. - Pins 1 and 2 provide a 12VDC / 0.5A bus for use with accessories. - Pins 3 and 5 are both connected to the DATA+ input. - Pins 4 and 6 are both connected to the DATA - input.
3.7.2 EPO Function & Digital Input The communication module has an emergency power off function (EPO). Users can customize EPO function in APP or Delta Solar System (DSS). VCC K0 K1 K2 K3 K4 K5 K6 Figure 3-24: EPO function terminal block Once enabled, the EPO function can be used to turn off the inverter via a NO relay contact connected across terminal [VCC &...
Installation 3.7.3 Dry Contact Connection The inverter provides a dry control contact pair that may be used to control external devices based on the status of operation of the inverter. The terminal block for this function is shown in Figure 3-25. The terminals marked in the figure identify the dry contact connection.
Commissioning 4 Commissioning CAUTION ! - Double confirm the all connections are correct before the commissioning. If there is any abnormal during the commissioning, Safely power OFF AC and DC energy is always the first priority. Please switch off AC breaker and Two DC switches, then check the installation and find out the cause.
Commissioning 4.1 Display Operation Introduction CAUTION : HOT SURFACES, DO NOT TOUCH! - Use care to avoid hot surfaces when operating the product! - Do not perform any task until the unit cools down or appropriate personal protection gear is worn. The inverter with 3 LEDs can visual display the product basic status.
(iOS user) (Android user) DeltaSolar About OS version iOS: 8.0 and above Android OS: Android DELTA ELECTRONICS, INC. 8.0 and above QR Code Android Start Commissioning the Inverter ① Enable the Bluetooth function of your mobile device. ② Click the Bluetooth icon on the bottom right corner.
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Commissioning ④ Select “Local Setting” sheet and click “Grid Setting”. ⑤ Click “Inverter ID” to select the required ID and then click “Inverter ID Set”. ⑥ Click “Country” to select the required grid code and then click “Set”. ⑦ Done. Figure 4-4: Steps to commission via bluetooth (4-7)
Commissioning 4.3 Commission multiple inverters – Auto ID Function The Auto ID function can set all inverter IDs at once by DSS (Delta Solar System) or DeltaSolar APP. - DSS Connect the inverter through RS-485 with computer. - APP Connect the inverter through DC1 with mobile device.
Commissioning 4.3.3 Set ID ① The serial number of the successfully scanned device will be displayed below, the default ID can be changed. ② After ID setting is completed, click “Set ID”. ② ① Figure 4-7: Steps of ID setting...
Commissioning 4.3.4 Set Country ① Click to select the country of inverter. ② Click “Set”. ① ② Figure 4-8: Steps of country setting 4.3.5 Synchronize time Click “Sync Clock ” to Synchronize time. Figure 4-9: Steps of time synchronization...
Commissioning 4.4 Delta Function Setting Delta offers two setting tools: DSS (Delta Solar System Software) and APP (DeltaSolar) Function Active power control Q(U) control (volt-var control) P-F control (watt-frequecy control) Q by night(Q setting 24/7) P(U) control (volt-watt control) Anti-PID Fixed cosφ...
5 Maintenance Regularly maintenance can ensure that the inverter can keep great performance. DELTA recommends to have a check to the unit every year at least. The frequency of maintenance should be adjustable depends on the environment of the site, different seasons and weather impacts.
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Maintenance ① ② Screw torque: M4 / 0.98 N•m ③ ⑤ ② ④ ① Figure 5-1: Open the door Figure 5-2: To secure door by hexagon driver...
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Maintenance Figure 5-3: Remove the door ATTENTION - This inverter is compliant with the “Technical Specification for Security Inspection of Solar Inverter and Monitoring Units” required by BSMI. After closing the door, please apply a security seal on the toggle latch. We will not be liable or responsible for any security incident caused by an improper application of the sticker.
Maintenance 5.2 Replacement of Surge Protection Devices (SPD) The inverter has the surge protection device (SPD) at both AC and DC side, the location of both AC and DC SPD is shown below. DC SPD AC SPD AC SPD Figure 5-5: SPD modules...
Maintenance 5.2.1 Removing AC SPD 1. Follow Section 5.1.1 to disconnect the inverter from Voltage Sources. 2. Follow Section 5.1.2 to open the door. 3. Remove the protective cover and then appear SPD. (Figure 5-6) 4. AC SPD is with two signal wiring connectors, please disengage them from AC SPD PCB (Figure 5-7- ①...
Maintenance ③ ① ② * Screw torque: 0.8 N•m ① ② ③ Figure 5-7: Remove sensing cable and screws 5.2.2 Installing AC SPD 1. Ensure the arrow on AC SPD is up to correctly mount on the three hook holes and place steadily.
Maintenance 5.2.3 Removing DC SPD 1. Follow Section 5.1.1 to disconnect from Voltage Sources. 2. Follow Section 5.1.2 to open front door. 3. Press and remove the protective cover. (Figure 5-8) 4. Press to release the lock of the header then remove the sensing cable of DC SPD.
Maintenance * Screw torque: ② 0.8 N•m ① Figure 5-9: Remove sensing cable and screws 5.2.4 Installing DC SPD 1. Use PH2 screwdriver to tighten 18 screws on DC SPD with 0.8 N-m torque. Please pay attention for tightening all screws correctly and PCB is not crooked. 2.
Periodic fan and filter cleaning is required to insure long life and reliability. - The time period between cleanings depends on the quality of the environment. - Under normal duty use, Delta recommends smart fans and filters be cleaned every 4 months - For very dusty locations, it may be necessary to clean the fans and filters quarterly or monthly.
Maintenance 5.3.1 Location of failure fan If the Error-code comes "W11 - Fan Fail", please refer to the corresponding code shown on DSS and procedure in following chapters to remove the fan. Internal External Figure 5-10: The corresponding fan location to the fan fail code on DSS 5.3.2 Power Module (PM) Fan Tray Refer to Figure 5-11 and follow the steps outlined below: 1.Remove four screws that secure inlet filter cover to case.
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Maintenance * Screw torque required for assembling: 1.4 N•m ① ② snap-fit ③ * Screw torque required for assembling: 0.6 N•m Figure 5-11: Disassembling fan tray from PM chassis...
Maintenance 5.3.3 Internal Fan 1 If the warning "Fan Fail- Internal F01" show on the DSS / APP, please follow the procedure below to remove Internal Fan 1. (1) Remove the B cover.(Figure 5-12) (2) Disconnect the power connector on the LED board.(Figure 5-12) (3) Loose two self-retaining screws and remove the fan cabinet.
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Maintenance * Screw torque required for assembling: 0.8 N•m Figure 5-13: Take off the internal fan 1 * Screw torque required for assembling: 0.6 N•m Figure 5-14: Replace with a new fan...
Maintenance 5.3.4 Internal Fan 2 If the warning "Fan Fail- Internal F00" show on the DSS / APP, please follow the procedure below to remove Internal Fan 2. (1) Disconnect the power connector on the COMM. board. (Figure 5-15) (2) Loose 2 self-retaining screws and remove the fan cabinet. (Figure 5-16) (3) Lift the entire fan assembly.
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Maintenance * Screw torque required for assembling: 0.8 N•m Figure 5-16: Take off the internal fan 2 * Screw torque required for assembling: 0.6 N•m Figure 5-17: Replace with a new fan...
Maintenance 5.4 De-Commissioning DANGER : ELECTRICAL HAZARD!! - Ensure DC and AC cables are always de-energized during De-commissioning to avoid Shock Hazard! CAUTION : HOT SURFACES - The surface of the inverter may be hot to cause injury, ensure the temperature is in the proper range before De-commissioning.
Error Message and Trouble Shooting 6 Error Message and Trouble Shooting While Delta Electronics endeavors to build electronic products with high reliability standards, there may still be situations where the inverter may not operate properly. In this case, please follow the instructions in the “Troubleshooting Guide”...
Error Message and Trouble Shooting 6.2 Fault Codes (Inverter Fault) Table 6-2A: Fault Codes (inverter fault) & Messages Message Description Action DC Injection Contact customer service for Utility waveform is abnormal technical support (F01,F02,F03,F04) Temperature The internal ambient temperature Check the installation ambient and High is over limit environment...
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Error Message and Trouble Shooting Table 6-2B: Fault Codes (inverter fault) & Messages Message Description Action DSP COMM Fault The internal communication Check the connection interface RS-485 (F23) connection is disconnected Ground Cur. 1. Check the insulation of Solar inputs Insulation problem of PV array High 2.
Error Message and Trouble Shooting Table 6-2C: Fault Codes (inverter fault) & Messages Message Description Action DC Current High DC current over range Restart inverter by DC switches (F60,F61,F70,F71) 1. Check the connection between external unit and COMM Ext COMM. Fault The external communication 2.
Technical Information 7 Technical Information Table 7-1A: Specifications Model M100A_280 / M100A_283 M110A_283 DC Input Occasionally Max. voltage 1000 V * Operating Voltage Range 200 - 1000 V MPP Voltage Range (Full Power) 520 - 840 V * Start Voltage > 250 V Rated Voltage 610 V Max.
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Technical Information Table 7-1B: Specifications Model M100A_280 / M100A_283 / M110A_283 Efficiency Peak efficiency 98.7 % @AC 400 V / 98.8 % @AC 480 V 98.4 % @AC 400 V / 98.5 % @AC 480 V Euro efficiency Information Communication Port RS-485 / Bluetooth Regulation Grid Support...
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Technical Information Efficiency Efficiency(%) Output voltage at 400 / 380 Vac Pn=100kW 100% 610V 550V 840V 100% Output Power (%) Efficiency Efficiency(%) Output voltage at 480 Vac Pn=100kW 100% 550V 720V 840V 100% Output Power (%) Figure 7-1: Efficiency Curve...
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Technical Information Power Derating Curve with Ambient Temperature Output voltage at 380 Vac P/Pn(%) PF=1 Pn=100kW 110% 100% 90 % 550V 80 % 590V 720V 70 % 840V 60 % 50 % Ambient Temperature (°C) Figure 7-2: Power Derating Curve with Ambient Temperature (380 Vac) Power Derating Curve with Ambient Temperature Output voltage at 400 Vac P/Pn(%)
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Technical Information Power Derating Curve with Ambient Temperature Output voltage at 480 Vac P/Pn(%) PF=1 Pn=100kW 110% 100% 550V 90 % 610V 720V 80 % 840V 70 % Ambient Temperature (°C) Figure 7-4: Power Derating Curve with Ambient Temperature (480 Vac) Power De-rating Curves with PV Voltage Output voltage at 380Vac Output Power (kW)
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Technical Information Power De-rating Curves with PV Voltage Output voltage at 400Vac PF=1 Output Power (kW) Pn=100kW @ Ambient 25°C @ Ambient 30°C @ Ambient 40°C @ Ambient 50°C 1000 Input DC Voltage (V) Figure 7-6: Power De-rating Curves with PV Voltage (400 Vac)
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Technical Information Power De-rating Curves with PV Voltage Output voltage at 480Vac PF=1 Output Power (kW) Pn=100kW @ Ambient 30°C @ Ambient 40°C @ Ambient 50°C 1000 Input DC Voltage (V) Figure 7-7: Power De-rating Curves with PV Voltage (480 Vac)
Technical Information Appendix: Assembly Note ③ ④ ⑤ ① ② ⑥ Appendix-1: Assembly Note-1 Location Screw torque Filter 14 kgf-cm (1.4N• m) Fan Tray 6 kgf-cm (0.6N•m) Antenna 12 kgf-cm (1.2N•m) Antenna Bracket (M4) 10 kgf-cm (0.98N•m) Grounded Bracket 250 kgf-cm (24.5N•m) Grounding (M8) 102 kgf-cm (10N•...
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Technical Information ① ② ③ ④ Appendix-2: Assembly Note-2 Location Screw torque Internal Fan 2 Cover 8.0 kgf-cm (0.8N•m) Internal Fan 2 Tray 6.0 kgf-cm (0.6N•m) Internal Fan 1 Cover 8.0 kgf-cm (0.8N•m) Internal Fan 1 Tray 6.0 kgf-cm (0.6N•m)
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Technical Information ① ④ ① ⑤ ③ ④ ⑥ ② ③ ⑤ ④ ② Appendix-3: Assembly Note-3 NO Location Screw torque Conductor cross-section SPD board 8.0 kgf-cm (0.8N•m) AC Cover 8.0 kgf-cm (0.8N•m) Toggle Latch 25 kgf-cm (2.45N•m) Communication port 20 AWG (0.5mm²) L1, L2, L3, N 422 kgf-cm (42.4 N •m)
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三相併網型變流器 M100A_280 / M100A_283 操作手冊 English 繁體中文 www.deltaww.com...
安裝 牆面 牆面 >200 mm >200 mm >300 mm >600 mm >300 mm >150 mm * >150 mm * * 如果安裝位置有浸水風險或處於積雪區域,請提高變流器的安裝高度。 > 50 mm 200 mm 採背對背安裝時, 須於左右兩側加裝隔板。 圖 3-8: 機台間最低要求距離...
試運行 4.3 多台裝置初始設定-Auto ID 透過以下兩種軟體可以使用自動ID設定功能,一次設定所有變流器ID - DSS (Delta Solar System) 變流器可透過RS485接線連接至電腦,使用DSS進行設定。 - DeltaSolar APP 變流器透過DC1連接行動裝置(智慧型手機、平板等),使用APP進行設定。 4.3.1 DSS連接 ① 選取欲設定的機種 ② 點擊 “RS485“ ③ 選取通訊端 (程式自動偵測) ④ 點擊 ② ① ④ ③ 圖 4-5 : DSS連接...
試運行 4.4 Delta功能設定 Delta 提供兩種機器設定方式 : DSS (Delta Solar System Software) 與 APP(DeltasSolar) 功能列表 Active power control Q(U) control (volt-var control) P-F control (watt-frequecy control) Q by night (Q setting 24/7) P(U) control (volt-watt control) Anti-PID Fixed cosφ Dry contact...
技術資料 Power Derating Curve with Ambient Temperature Output voltage at 380 Vac PF=1 P/Pn(%) Pn=100kW 110% 100% 90 % 550V 80 % 590V 720V 70 % 840V 60 % 50 % Ambient Temperature (°C) 圖 7-2: 環溫對應降額曲線圖(380 Vac) Power Derating Curve with Ambient Temperature Output voltage at 400 Vac PF=1 P/Pn(%)
技術資料 Power Derating Curve with Ambient Temperature Output voltage at 480 Vac P/Pn(%) PF=1 Pn=100kW 110% 100% 550V 90 % 610V 720V 80 % 840V 70 % Ambient Temperature (°C) 圖 7-4: 環溫對應降額曲線圖(480 Vac) Power De-rating Curves with PV Voltage Output voltage at 380Vac Output Power (kW) PF=1...
技術資料 Power De-rating Curves with PV Voltage Output voltage at 400Vac PF=1 Output Power (kW) Pn=100kW @ Ambient 25°C @ Ambient 30°C @ Ambient 40°C @ Ambient 50°C 1000 Input DC Voltage (V) 圖 7-6: 環境溫度對應輸出能力降額曲線(400 Vac)
技術資料 Power De-rating Curves with PV Voltage Output voltage at 480Vac PF=1 Output Power (kW) Pn=100kW @ Ambient 30°C @ Ambient 40°C @ Ambient 50°C 1000 Input DC Voltage (V) 圖 7-6: 環境溫度對應輸出能力降額曲線(480 Vac)