Scope Automatic asphalt softening point tester according to People's Republic of China standard GB / T4507 "Asphalt Softening Point Determination" under the requirements of design and manufacture, It is applicable to the determination of road asphalt, coal tar, asphalt and other types of liquid petroleum asphalt softening point to, is all asphalt producers, road, bridge construction units and related institutions, research institutions of preferred instruments. Features 1, this instrument is a small desktop structure, which uses a microcomputer control, linear heating, automatic mixing, accurate and reliable measurement results, the test is completed automatically displays the test results 2, using the requirements of high temperature glass beaker made of steel balls retaining ring, steel balls and other standard size specifications prescribed 3, water bath with automatic stirring device, using digital display time and temperature, and can test two specimens, the test convenient, reliable results Technical Parameters 1. Power supply: AC 220V (permissible error -5% ~ +10%), 50Hz; 2. Measuring range: +5.0 °C~ 90 ± 0.5 °C; or +5.0 °C~ 75 ± 0.5 °C; 3. Temperature Resolution: 0.01 °C; 4. Blender: stirring speed continuously adjustable; 5. Heating method rate: three minutes after the automatic adjustment of 5.0 ± 0.5 °C/ min; 6. Heating method power: 800W; 7. Beakers effective volume: 1000ml; 8. Environmental conditions: room temperature less than 35 °C and relatively stable, no air convection; 9. Relative humidity: �85%; 10. Power consumption: less than 850W.
SANDI SERIES charging module is for electric vehicle charging station. With single-phase non neutral conductor AC input, it has the advantages of high efficiency, high power density and low harmonic. Functional details 1. Hot plug Plug technology is applied to the charging module to provide convenience for installation and maintenance. The access of the charging module to the system shall not disturb the output voltage of the system. 2. Advanced current sharing technology Under constant voltage working mode, the charging modules can share current automatically within 10S, with degree of unbalance less than �±0.5A. 3. Control of input limited power Refer to Fig. 1-10 for the relation between the output power and input voltage of the charging module. When the input voltage is within 360 Vac ~ 450 Vac (return difference is less than 5V), the module can output the maximum power of 20 KW; when the input voltage is within 260 Vac ~ 320 Vac, the module can still work normally under limited power mode. 4. Control of output constant power When there is a rated input voltage, the output power of the module is 20 KW. Refer to Fig. 11 for the relation between the output voltage and the output current of the module. The SD75050 module uses two operating modes with output voltage ranges of 50 to 750V. The module only selects the operating mode based on the value of the received demand voltage, and does not select the operating mode based on the actual output voltage. 5. Temperature limited power 6. Regulation of output current limiting point 8. Regulation of output voltage The output voltage of the module can be regulated constantly through the external monitoring module, with regulation range of 50Vdc ~ 750Vdc and minimum regulation step of 0.1 Vdc. 9. Fan control The built-in processor of the module can regulate the speed of the fan according to the internal temperature and output current of the module. 10. Protection of input overvoltage/ voltage shortage 11. Output overvoltage protection The overvoltage protection point is 260Vdc ~770Vdc (�±10 Vdc). Default is 778Vdc.The module can be started after manual intervention upon overvoltage protection. 12. Over-temperature protection The environmental over-temperature protection point is 80�°C. When the DC panel has a temperature over 100�°C, the module will stop working; when the DC panel has a temperature below 90�°C, the module will automatically work again. 13. Protection of internal bus fault When the internal bus voltage of the module is beyond the overvoltage/ voltage shortage protection point, the module will be powered off automatically. At this time, there is no output from the module and the fault indicator light is on. 14. Short circuit protection In case of short circuit of the module, it will be subjected to protective shutdown and the red indicator light of the panel is on, and this condition will be transmitted to the monitor of the "module fault".
Scope Standard ASTM D93, GB / T261-83 and ISO2719-1988 international standards. Features 1, large-screen LCD, friendly user interface 2, also has a fault of Jane function, automatic fault prompts 3, automatic temperature control, automatic lid opening and ignition, automatic print, automatic cooling, automatic air pressure correction is completed and the machine automatically displays the flash point temperature, built-in mini thermal printer to automatically report the test results 4, using USB / 232 communication interface to communicate with the host machine, a centralized management system for easy composition 5, from Germany imported stainless steel temperature sensor for detecting the temperature data is accurate and reliable 6, mechanical moving part of the servo-driven belt drive, work without gaps, low noise, reliable easy to damage, no lubrication maintenance. 7, just set the expected flash point, the instrument automatically in strict accordance with the standard test, the test ends automatically print test results, and there is a tone. Without judgment and do not rely on the operator's proficiency. 8, thermocouple detection sensitivity high detection accuracy, durability and easy maintenance. 9, sample box with built-in cooling mode heating thermostat thermal compound, and the use of German imports whisk Dan Adams compressors, thermostats no lag reliable, easy to damage Technical Parameters 1. Environment: Temperature 0 ~ 60 ? Relative humidity: = 80% 2, Display: large-screen LCD 3, heating rate: less than 50 ? 1 ? / min, higher than 50 ? 2-3 ? / min 4, temperature range: -30 ~ + 80 ?, accuracy ± 1 ? 5, the temperature measurement element: PT100 stainless steel temperature sensor 6, the ignition: gas flame ignition 7, Detection: Automatically detects a flash fire and automatically print test data. 8. Communication: USB / 232 communication interface. 9, cooling system: compressor cooling 10, print: You can print the results of this experiment or any print storage 11, using the power AC220V 50Hz, the total power: 1.5 kw
SizeMagikTM-LP4 - LOW PICK UP ONE-SHOT PRODUCT DESCRIPTION An unique copolymer sizing agent for cotton compact yarn. Special product for air jet loom. Heavy fabric constructions are easier to weave at low-size add-ons using SizeMagik-LP4. The low add-on also permits greater protection on high-speed looms expensive reeds and sensitive mechanical parts life. SPECIFICATIONS 1. Appearance: Off white Granules 2. Solubility: Soluble at 800C 3. Viscosity of 4% solution: 10 to 30 cPs (Brookfield viscometer LVDV II+ pro -Spl.2 , rpm:100 @ 80oc) 4. Ash content (w/w) : Max 3% 5. Bulk density (gm/ml) : 0.65 to 0.85 COOKING METHOD 1. Fill the required quantity of water in the cooker. 2. Gradually sprinkle SizeMagikTM-LP4. 3. Add the required quantity of softener. 4. Close the pressure cooker lid. 5. Open the steam value and cook to @ 120�¯�¿�½?�?�ºC or 35psi. 6. Retain in the cooker for 15 to 20 minutes. 7. Then transfer the size mix to storage. ECONIMICAL ADVANTAGES Yarn abrasion resistance is an important factor affecting weave ability. The friction between the warp to warp and warp to the weft is important in determining the weaving quality. Another important abrasion point in the loom is mechanical parts (Reed, Dropper pin, Heald wire, Weft picking element). Compare with other conventional size mixes and one-shot size products SizeMagik-LP4 gives better abrasion resistance strength. DE-SIZING Easily de-sizable product with hot alkali treatment. STORAGE Keep away from direct sunlight and store in a cool, dry, and well-ventilated place. STABILITY Stable for one year from the date of manufacture. PACKING Available in 50Kg net weight PP bags with moisture-proof liner inside.
Technical Data Sheet Property Average Value Gravity@15.6oc : 0.859 Max SPI: 33.45 Sulphur: 1.2-1.5 Max Water & Sediment Content: 0.2 Max Water Content: 0.1 Max Salt Content: 8 Max Carbon Residue: 4 Max Reid Vapour Pressure: 0 Pour Point: 0.35 Ash: 0 Asphalt : 1 Max ASTM Stabilized Gravity: Degree 3.7 Recovery @50oc: 0.8 Min @100oc: 8 @200oc: 28 @250oc: 37 @300oc: 47 Total Distillate: 47 Total Residue: 2.5Max
Bitumen Grade 60/70 is a high-quality, semi-solid petroleum product derived from the distillation of crude oil. Known for its excellent adhesive and waterproofing properties, this grade of bitumen is primarily used in the construction and maintenance of roads, runways, and other infrastructure projects. It is particularly well-suited for hot climates due to its optimal softening point and penetration range, which ensures long-lasting performance even under high temperatures. Key Features: Penetration Grade: 60/70, offering a perfect balance between hardness and softness, making it ideal for road construction. Softening Point: Ensures stability under high-temperature conditions, reducing the risk of road deformation. Adhesive Properties: Excellent adhesion to aggregates, providing strong and durable road surfaces. Waterproofing: Superior water resistance, protecting the pavement from water damage and extending the lifespan of roads. Durability: High resistance to aging and weathering, ensuring prolonged service life of the infrastructure. Applications: Road Construction: Ideal for the construction of high-traffic roads, highways, and expressways. Airport Runways: Ensures smooth and durable surfaces for airport runways, capable of withstanding heavy loads. Paving: Suitable for various paving applications, including urban roads, rural roads, and parking lots. Waterproofing: Used in waterproofing membranes and roofing applications, providing excellent protection against moisture. Specifications: Penetration at 25C: 60-70 dmm Softening Point: 49-56C Flash Point: Minimum 232C Ductility at 25C: Minimum 100 cm Solubility in Trichloroethylene: Minimum 99.0% Specific Gravity: 1.01-1.06 Packaging: Available in drums, bulk containers, or as per customer requirements. Compliance: Bitumen Grade 60/70 meets international standards and specifications, ensuring consistent quality and performance across all applications. Why Choose Bitumen Grade 60/70? Proven Performance: Trusted by engineers and construction professionals worldwide for its reliability and durability. Versatile Applications: Suitable for a wide range of paving and waterproofing projects. High Quality: Manufactured under stringent quality control measures to meet global standards.
Bitumen Grade 60/70 is a high-quality, semi-solid petroleum product derived from the distillation of crude oil. Known for its excellent adhesive and waterproofing properties, this grade of bitumen is primarily used in the construction and maintenance of roads, runways, and other infrastructure projects. It is particularly well-suited for hot climates due to its optimal softening point and penetration range, which ensures long-lasting performance even under high temperatures. Key Features: Penetration Grade: 60/70, offering a perfect balance between hardness and softness, making it ideal for road construction. Softening Point: Ensures stability under high-temperature conditions, reducing the risk of road deformation. Adhesive Properties: Excellent adhesion to aggregates, providing strong and durable road surfaces. Waterproofing: Superior water resistance, protecting the pavement from water damage and extending the lifespan of roads. Durability: High resistance to aging and weathering, ensuring prolonged service life of the infrastructure. Applications: Road Construction: Ideal for the construction of high-traffic roads, highways, and expressways. Airport Runways: Ensures smooth and durable surfaces for airport runways, capable of withstanding heavy loads. Paving: Suitable for various paving applications, including urban roads, rural roads, and parking lots. Waterproofing: Used in waterproofing membranes and roofing applications, providing excellent protection against moisture. Specifications: Penetration at 25 C: 60-70 dmm Softening Point: 49-56 C Flash Point: Minimum 232 C Ductility at 25 C: Minimum 100 cm Solubility in Trichloroethylene: Minimum 99.0% Specific Gravity: 1.01-1.06 Packaging: Available in drums, bulk containers, or as per customer requirements. Compliance: Bitumen Grade 60/70 meets international standards and specifications, ensuring consistent quality and performance across all applications. Why Choose Bitumen Grade 60/70? Proven Performance: Trusted by engineers and construction professionals worldwide for its reliability and durability. Versatile Applications: Suitable for a wide range of paving and waterproofing projects. High Quality: Manufactured under stringent quality control measures to meet global standards.
Scope of application For flash and Fire points of all petroleum products, except fuel oils and those having an open cup flash below 79 C (175F). Benefits - Conforms to ASTM D92 and related specifications - For flash points above 79 C (175F) Function characteristics 1,english operating software prompts; 2, with the experimental date, test time parameter prompts; 3, automatic correction of atmospheric pressure and calculated correction values; 4 differential detection, automatic correction system deviation; 5, scan, ignition, detection, print test data computer is done automatically; 6, electronic ignition, the gas flame, forced air cooling detection of anti-fuel; standard wooden case
Bitumen penetration grade 60/70 is semi-hard penetration grade bitumen using as paving grade bitumen suitable for road construction and repair conjointly for the production of asphalt pavements with below technical specifications. This grade of bitumen is mainly used in the manufacture of hot combine asphalt for bases and wearing courses. Bitumen 60/70 is the most used bitumen grade and basic material for all alternative bituminous products. Bitumen Penetration Grade 60/70 is mainly used in the manufacture of hot mix asphalt for bases and wearing courses. Penetration Grade Bitumen supplied by RAHA GROUP is petroleum grade bitumen, manufactured from fractional / vacuum distillation of crude oil. The Bitumen supplied by RAHA GROUP is produced from vacuum residue (short residue) feedstock. RAHA Penetration Grade bitumens are specified by the penetration and softening point test. The designation is by penetration range only. The penetration grade bitumens have a thermoplastic property which causes the material to soften at high temperatures and to harden at lower temperatures. This unique temperature/ viscosity relationship is important when determining the performance parameters such as the adhesion, rheology, durability and application temperatures of bitumen.
Bitumen penetration grade 40/50 bitumen means the penetration value is in the range 40 to 50 at standard test conditions which commonly used as a Paving Grade. Bitumen is applicable for the production of hot mix asphalt for bases and pavements and for road construction. Penetration Grade Bitumen supplied by RABIT (RAHA BITUMEN) Co. This bitumen is produced through aeration on vacuum bottom (the raw material used for making bitumen left in vacuum distillation column in oil refineries) in bitumen production units. Its penetration grade ( the measure of bitumen hardness) is between 40 to 50. Bitumen is specified by the penetration and softening point test. Designing is by penetration range only. The penetration grade bitumen has a thermoplastic property which causes the material to soften at high temperatures and to harden at lower temperatures. This unique temperature-viscosity relationship is important when determining the performance parameters such as the adhesion, rheology, durability and application temperatures of bitumen.
Bitumen Penetration Grade 85/100 is a standard penetration grade Bitumen usually used as a Paving Grade Bitumen suitable for road construction and for the production of asphalt pavements with superior properties. This grade of Bitumen is mainly used in the manufacture of hot mix asphalt for bases and wearing courses. Penetration Grade Bitumen supplied by RABIT (RAHA BITUMEN) Co. is petroleum grade bitumen, manufactured from fractional / vacuum distillation of crude oil. The Bitumen supplied by RABIT Trading Co. This bitumen is produced through aeration on vacuum bottom (the raw material used for making bitumen left in vacuum distillation column in oil refineries) in bitumen production units. Its penetration grade ( the measure of bitumen hardness) is between 85 to 100. Penetration Grade bitumens are specified by the penetration and softening point test. The designation is by penetration range only. The penetration grade bitumens have a thermoplastic property which causes the material to soften at high temperatures and to harden at lower temperatures. This unique temperature/ viscosity relationship is important when determining the performance parameters such as the adhesion, rheology, durability and application temperatures of bitumen. The Bitumen mode is dependent on temperature. The temperature-vs-stiffness relationship of bitumen is dependent on the type of crude oil and its refining method. Bitumen penetration grade 85/100 is semi hard penetration grade bitumen used as a paving grade bitumen which is suitable for road construction and repair. It is also used for the production of asphalt pavements with the below technical specification. This grade of bitumen is mainly used in the manufacturing of hot mix asphalt for bases and wearing courses. Bitumen 85/100 is one of the most used bitumen grades and it�¢??s a basic material for all other bituminous products. Penetration determines the hardness of bitumen by measuring the depth to which a standard loaded the needle will vertically penetrate in 5 seconds, in a sample of bitumen maintained at a temperature of 25 degrees Celsius.
JHG fire-resistant glass is combined with borosilicate glass and float glass technology, which fire resistant properties much superior to those of sode lime glass , the main character is : * high performance to bear high temperature , our tempered borosilicate glass 4.0 can withstand 120 minutes fire test . * Ultra light ,borostilicate glass 8% less than sode lime glass * Hign soften point in fire * High ligh transmission * No SO2 pollution ,no self-explosion Borosilicate 4.0 Technical data : Size: 1830*3000mm Density (g/cm�?�³) : 2.28�?�±0.1 Co-efficient of expansion (�?�±)(20-300�¢??) : 4.0�?�±0.1�??10-6k-1 Softening point(�¢??) : 845�?�±10 Light transmission :�?� �¢?�¥90(6mm) Main usage : 4.0 building partition ,facade ,door ,ceiling ,floor 3.3 household application ,optics , lighting
Technical Data Sheet Bitumen 60/70 Paving Grade Bitumen Description Bitumen 60/70 has the highest-boiling point, heaviest and most polar fraction from the vacuum distillation of crude oil. Bitumen 60 70 is composed of asphaltene and maltene. The heavy insoluble asphaltene molecules give bitumen 60/70 its body and softening point while the maltenes are oily and make asphalt flexible. Asphalting molecules are soluble in aromatic solvents like toluene but insoluble in heptane. The maltenes are heptane-soluble molecules and less aromatic. Applications Bitumen 60/70 is a high-quality penetration grade bitumen used in road construction and other similar applications. Bitumen penetration grade 60/70 is semi hard penetration grade bitumen using as paving grade bitumen suitable for road construction and repair also for the production of asphalt pavements with below technical specification. This grade of bitumen is mainly used in the manufacture of hot mix asphalt for bases and wearing courses. Bitumen 60/70 is most used bitumen grade and basic material for all other bituminous products. Typical Specification ITEM SPECIFICATION TEST METHOD SPECIFIC GRAVITY @ 25/25 oC 1.01/1.06 D-70 PENETRATION @ 25 oC 60/70 D-5 SOFTENING POINT oC 49/56 D-36 DUCTILITY @ 25 oC SMC 100 MIN D-13 LOSS ON HEATING %WT 0.2 MAX D-6 DROP IN PENETRATION AFTER HEATING % 20 MAX D-6 & D-5 FLASH POINT oC 250 MIN D-92 SOLUBILITY IN CS2 %WT 99.5 MIN D-4 ORGANIC MATER INSOLUBLE IN CS 0.2 MAX D-4 SPOT TEST NEGATIVE *A.A.S.H.O.T 102 Packing: Bulk shipment, 150kgs, 180kgs, 200kgs new steel drum. 25kgs, 50kgs, 300kgs, 500kgs, 1000kgs Polybag.
Scope Automatic Bitumen Softening Point Tester is designed and made as per the National Standard GB/T4507 â??Test Methods for Softening Point of Asphaltâ?� andT0606 â??Asphalt Softening Point Test (Ring and Ball Methods)â?� in the Industry Standard JTJ052. It is suitable to determine softening point of petroleum asphalt, coal pitch, liquid petroleum asphalt, and other asphalts. It is the desired instrument for asphalt manufacturing companies, highway and bridge construction companies, colleges and universities, scientific research institutes. Features 1. It uses liquid crystal display, English operation interface 2. It adopts SCM automatic control experiment without human duty 3. It can detect changes in various parameters, photoelectric detection results 4. It has a self-diagnostic function, suggesting operating functions Technical Parameters 1, power supply voltage: AC 220V 50Hz; 2, measuring range: If the softening point of the sample is below 80 °C, the heating medium is distilled water, +5°C to +80 °C; If the softening point of the sample is over 80 °C, the heating medium is glycerol, +32 ° ~~ +160 °C; 3, temperature resolution: 0.01 °C; 4, agitator: stirring speed can be adjusted continuously; 5, heating rate: it will be adjusted to 5.0 ± 0.5 °C / min automatically after 3 minutes; 6, softening point results: the LCD display and printed by the printer; 7, computer interfaces: RS-232C communication interface; 8, environmental conditions: room temperature less than 35°C and it is relatively stable, no air convection phenomenon; 9, relative humidity: 85%; 10, total power: not more than 700W. 11, size: 360*280*490mm
Scope Automatic asphalt brittle point tester is based on national standards GB/T4501 "asphalt brittle point assay", the national industry standard JTJ052 "highway asphalt and asphalt testing procedures" in the T0613 "Asphalt brittle point test (Fraass Method ) "requirements set design and manufacture for Fraass brittle point determination of bituminous materials Features 1, automatic asphalt brittle point tester adopts LCD, Chinese operation interface 2, automatic asphalt brittle point tester using microcontroller automatic control experiment without human duty 3, change the asphalt brittle point tester automatically detect a variety of experimental parameters, automatic test results 4, automatic asphalt brittle point tester has a self-diagnostic function, the function prompts 5, automatic asphalt brittle point tester built-in printer output and RS-232 output interface Technical Parameters 1, Power supply: AC 220V ± 10%, 50Hz. 2, cooling: water. 3, the cooling rate: 1 â??± 0.5 â?? / min. 4, temperature range: -27 â?? ~ 25 â??. 5, the measurement error: ± 0.5 â??. 6, the sample steel Size: 41 Ã? 20 Ã? 0.15 (mm). 7, the number of samples: while test 3. 8, temperature: room temperature ~ +30 â??. 9, relative humidity: â?¤ 85%. 10, Power consumption: less than 450W
SANDI SERIES charging module is for electric vehicle charging station. With single-phase non neutral conductor AC input, it has the advantages of high efficiency, high power density and low harmonic. Functional details 1. Hot plug Plug technology is applied to the charging module to provide convenience for installation and maintenance. The access of the charging module to the system shall not disturb the output voltage of the system. 2. Advanced current sharing technology Under constant voltage working mode, the charging modules can share current automatically within 10S, with degree of unbalance less than �±0.5A. 3. Control of input limited power Refer to Fig. 1-10 for the relation between the output power and input voltage of the charging module. When the input voltage is within 360 Vac ~ 450 Vac (return difference is less than 5V), the module can output the maximum power of 20 KW; when the input voltage is within 260 Vac ~ 320 Vac, the module can still work normally under limited power mode. 4. Control of output constant power When there is a rated input voltage, the output power of the module is 20 KW. Refer to Fig. 11 for the relation between the output voltage and the output current of the module. The SD75050 module uses two operating modes with output voltage ranges of 50 to 750V. The module only selects the operating mode based on the value of the received demand voltage, and does not select the operating mode based on the actual output voltage. 5. Temperature limited power 6. Regulation of output current limiting point 8. Regulation of output voltage The output voltage of the module can be regulated constantly through the external monitoring module, with regulation range of 50Vdc ~ 750Vdc and minimum regulation step of 0.1 Vdc. 9. Fan control The built-in processor of the module can regulate the speed of the fan according to the internal temperature and output current of the module. 10. Protection of input overvoltage/ voltage shortage 11. Output overvoltage protection The overvoltage protection point is 260Vdc ~770Vdc (�±10 Vdc). Default is 778Vdc.The module can be started after manual intervention upon overvoltage protection. 12. Over-temperature protection The environmental over-temperature protection point is 80�°C. When the DC panel has a temperature over 100�°C, the module will stop working; when the DC panel has a temperature below 90�°C, the module will automatically work again. 13. Protection of internal bus fault When the internal bus voltage of the module is beyond the overvoltage/ voltage shortage protection point, the module will be powered off automatically. At this time, there is no output from the module and the fault indicator light is on. 14. Short circuit protection In case of short circuit of the module, it will be subjected to protective shutdown and the red indicator light of the panel is on, and this condition will be transmitted to the monitor of the "module fault".
SANDI SERIES charging module is for electric vehicle charging station. With single-phase non neutral conductor AC input, it has the advantages of high efficiency, high power density and low harmonic. Functional details 1. Hot plug Plug technology is applied to the charging module to provide convenience for installation and maintenance. The access of the charging module to the system shall not disturb the output voltage of the system. 2. Advanced current sharing technology Under constant voltage working mode, the charging modules can share current automatically within 10S, with degree of unbalance less than �±0.5A. 3. Control of input limited power Refer to Fig. 1-10 for the relation between the output power and input voltage of the charging module. When the input voltage is within 360 Vac ~ 450 Vac (return difference is less than 5V), the module can output the maximum power of 20 KW; when the input voltage is within 260 Vac ~ 320 Vac, the module can still work normally under limited power mode. 4. Control of output constant power When there is a rated input voltage, the output power of the module is 20 KW. Refer to Fig. 11 for the relation between the output voltage and the output current of the module. The SD75200 module uses two operating modes with output voltage ranges of 50 to 750V. The module only selects the operating mode based on the value of the received demand voltage, and does not select the operating mode based on the actual output voltage. 5. Temperature limited power 6. Regulation of output current limiting point 8. Regulation of output voltage The output voltage of the module can be regulated constantly through the external monitoring module, with regulation range of 50Vdc ~ 750Vdc and minimum regulation step of 0.1 Vdc. 9. Fan control The built-in processor of the module can regulate the speed of the fan according to the internal temperature and output current of the module. 10. Protection of input overvoltage/ voltage shortage 11. Output overvoltage protection The overvoltage protection point is 260Vdc ~770Vdc (�±10 Vdc). Default is 778Vdc.The module can be started after manual intervention upon overvoltage protection. 12. Over-temperature protection The environmental over-temperature protection point is 80�°C. When the DC panel has a temperature over 100�°C, the module will stop working; when the DC panel has a temperature below 90�°C, the module will automatically work again. 13. Protection of internal bus fault When the internal bus voltage of the module is beyond the overvoltage/ voltage shortage protection point, the module will be powered off automatically. At this time, there is no output from the module and the fault indicator light is on. 14. Short circuit protection In case of short circuit of the module, it will be subjected to protective shutdown and the red indicator light of the panel is on, and this condition will be transmitted to the monitor of the "module fault".
SANDI SERIES charging module is for electric vehicle charging station. With single-phase non neutral conductor AC input, it has the advantages of high efficiency, high power density and low harmonic. Functional details 1. Hot plug Plug technology is applied to the charging module to provide convenience for installation and maintenance. The access of the charging module to the system shall not disturb the output voltage of the system. 2. Advanced current sharing technology Under constant voltage working mode, the charging modules can share current automatically within 10S, with degree of unbalance less than �±0.5A. 3. Control of input limited power Refer to Fig. 1-10 for the relation between the output power and input voltage of the charging module. When the input voltage is within 360 Vac ~ 450 Vac (return difference is less than 5V), the module can output the maximum power of 20 KW; when the input voltage is within 260 Vac ~ 320 Vac, the module can still work normally under limited power mode. 4. Control of output constant power When there is a rated input voltage, the output power of the module is 20 KW. Refer to Fig. 11 for the relation between the output voltage and the output current of the module. The SD75050 module uses two operating modes with output voltage ranges of 50 to 750V. The module only selects the operating mode based on the value of the received demand voltage, and does not select the operating mode based on the actual output voltage. 5. Temperature limited power 6. Regulation of output current limiting point 8. Regulation of output voltage The output voltage of the module can be regulated constantly through the external monitoring module, with regulation range of 50Vdc ~ 750Vdc and minimum regulation step of 0.1 Vdc. 9. Fan control The built-in processor of the module can regulate the speed of the fan according to the internal temperature and output current of the module. 10. Protection of input overvoltage/ voltage shortage 11. Output overvoltage protection The overvoltage protection point is 260Vdc ~770Vdc (�±10 Vdc). Default is 778Vdc.The module can be started after manual intervention upon overvoltage protection. 12. Over-temperature protection The environmental over-temperature protection point is 80�°C. When the DC panel has a temperature over 100�°C, the module will stop working; when the DC panel has a temperature below 90�°C, the module will automatically work again. 13. Protection of internal bus fault When the internal bus voltage of the module is beyond the overvoltage/ voltage shortage protection point, the module will be powered off automatically. At this time, there is no output from the module and the fault indicator light is on. 14. Short circuit protection In case of short circuit of the module, it will be subjected to protective shutdown and the red indicator light of the panel is on, and this condition will be transmitted to the monitor of the "module fault".