Tianjin Grewin Technology Co.,ltd. Clamp-on Flexible Rogowski coil current transformer' are designed for easy installed in tight spaces and without the need for dismantling the primary busbar or cables.
1. Features:
Flexible and light weights_
Easy & quick installation in tight spaces
No danger from open-circuited secondary
No core saturation or damage if overloaded
excellent linearity
Multi- size are available
2. Applications:
Power quality monitoring
Power meters
Smart logger
Energy sub-meters
Distributed measurement systems
3.Note: we-Grewin Manufacture can produce current transformer,split core CT,clamp on sensors, toroidal CT, minature CT, Flexible Rogowski coil with excellent performance. We have recieved IEC,ROHS,CE standard.
The “RCTA03 lamp Clamp-on Flexible Rogowski coil currenttransformer “is dsigned for easy installed in tight spaces and without the needfor dismantling the primary busbar or cables .It includes a flexible Rogowskicoil probe and electronic modules. The signal from the coil probe can beamplified by the electronic codules through the integration processing . Theoutput signal can be directly used in oscilloscope,digital multimeter or datalogger recording instrument Features: .Flexible and light weights,exquisiteappearance .Easy &quick installation in tightspaces .Excellent linearity .Maximum measuring current up to 130A Applications: .Power quality monitoring .CT secondary current detection .Smart logger .Distributed measurement systems Model: cy031.png General data: .Operating temperature&humidity:0 to 50ºC(32-122ºF), ?80% RH(Nocondensate) .Storage temperature&humidity:-10 to60ºC(14-140ºF), ?80% RH(Nocondensate) .Operating environgment:Indoor ,altitude upto 2000 meters .Standard safety: IEC61010-1:2001,300V CAT? Dimension: cy032.png Dimensions(mm) CY-RCTA03-305 WindowA 305 Coil OD B 333 Coil Length 1000 No Module Name 1 Flexible coil body 2 Coil Interface lock 3 Electronic modules plastic shell 4 Power Indicator(Red) 5 Overload indicator(Yellow) 6 Shift switch 7 Public BNC connector 8 Company logo 9 Product Model Code Eletrical Parameter: The test environment for the accuracy:23±5 ºC), ?85%RH Model Data CY-RCTA03-305 Current Range 60A/600A/6000A(10%-100%In) Output Sensitivity 500m V/A,5m V/A, 0.5m V/A Accuracy ±1%(10%-100% In)@45-65Hz Phase error ±1%(10%-100% In)@45-65Hz ±10º@20kHz Linearity error ±0.2%(10%-100% In) Position Sensitivity ±0.2%(The distance from the measured cable to junction is above 20mm External Influence ±1%Max (more than 200mm from the coil) Noise 8m V rms (60A) Temperature Coefficient 2m V rms(60A) Frequency Range ±0.08% Cof the reading data Power Min 100KO Power 2*AA/MN1500/LR6 Battery(400hrs) Eternal Adapter:4.5V DC Power LED indicator ON indication When normal power (Red light goes off after 3 seconds ) low battery indication(Red is always on) Overload LED indicator Overload above 120% of the range indication(yellow) Operating Voltage 600V AC RMS or DC Security Level IEC 61010-1:2001,600V CAT ?) Cable length 3m(Measuring head to the electronics module ) Output terminals 0.5m cable with safety BNC plug Weight 230g(measuring head),130g(Electronic modules)
Flexible Rogowski coil split core Current Transformer is an AC current transducer for permanent installation. They combine the benefits of a thin, flexible, clip-around Rogowski (sense) coil with a signal conditioner providing accurate, true rms measurement, of voltage or current.
Various Transformers manufactured in South Korea
Ef type high frequency transformer -smd ift coils for tv receivers and am and fm radios -variable inductor and coils with wide range of inductance -designed for application in different types of circuits -ift coils with internal capacitors -smd ift coils for radio receivers and am and fm radios -ift variable coils for wireless communication system and remotecontrol toy/equipment -ift adjustable coils with wide range of inductance -designed for application in different types of circuits -ift coils with internal capacitors -ec, ee.Ei and pq type high frequency switch transformer ep type magnet shielding switch transformer -rm type communication filter, aux power transformer -et, ft type linearity g (jar shape) switch transformer -dr (i) type transformer t (ring) iron power core, dc filter inductorrm series: rm-4, 5, 6, 8, 10, 12, 14 Iso ul certification, Welcome custom Company with ul qualification Original manufacturer Iso 9001:2008 3-5pcs free samples Short lead time 100% test before shipping International standard specification Professional packing 300k per month Conform to ce, rohs, fcc Oem/odm accepted
Tianjin Grewin Technology Co.,ltd. Clamp-on Flexible Rogowski coil current transformer' are designed for easy installed in tight spaces and without the need for dismantling the primary busbar or cables. 1. Features: Flexible and light weights_ Easy & quick installation in tight spaces No danger from open-circuited secondary No core saturation or damage if overloaded excellent linearity Multi- size are available 2. Applications: Power quality monitoring Power meters Smart logger Energy sub-meters Distributed measurement systems 3.Note: we-Grewin Manufacture can produce current transformer,split core CT,clamp on sensors, toroidal CT, minature CT, Flexible Rogowski coil with excellent performance. We have recieved IEC,ROHS,CE standard.
We are regular suppliers for all kind of plastic and metal and we ship to any destination port worldwide on CIF basis. interested buyers should contact us for more details and quotes
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 won'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. 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. 5, The output voltage can be set between -40% to +20% of rated voltage. 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. 9, Wide input voltage can be set according to customerâ??s requirement. Input voltage range can be selected from 100-300V, 300-500V or 500-850V, suitable for solar system without backup batteries, it can save many cost and maximization use the solar energy. 10, Using SVPWM space vector algorithms, high conversion efficiency, high instantaneous power and low losses conversion efficiency up to 94%. 11, 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. 12, 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, which won't cause mechanical failures. This Inverter is very suitable for solar power systems, solar hybrid generation systems. The inverter can supply AC power to all kinds of electric equipment, air conditioners, electric motors, refrigerators, fluorescent lights, TV, 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, According to the product configuration conditions, adjustment the system usage mode: DC(Battery/Solar) priority or AC mains bypass priority. 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. 10, Wide input voltage can be set according to customer's requirement. Input voltage range can be selected from 100-300V, 200-500V or 500-850V, suitable for solar system without backup batteries, it can save many cost and maximization use the solar energy. 11, 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.
SANDI 30KW DC to AC inverter with 120/240V split-phase off grid inverter with CSA/UL1741 Our SDP series Off Grid Pure sine wave inverter is one of the most advanced DC to AC conversion products in the world, it is suitable use for areas without electricity, vehicles, ships, solar energy, wind turbine and other renewable energy systems and etc, can supply power and provide guarantee effectively for the areas with traffic inconveniences, in the mountains, pastoral, border, island and other areas without electricity. It has the main advantages of high quality sine wave AC output, microcomputer control, humanness design, and it is high efficiency and low no-load loss, and no pollution. The inverter can also supply AC power to all kinds of electric equipment, air conditioners, motors, refrigerators, lights, TV, electric fans and other industrial power supply. Technical Features: 1. Using the sixth generation efficient IPM intelligent module from Japanese Mitsubishi, high efficiency and stable performance. It with powerful protection function, the protection for short circuit, over load, over temperature is more safe and reliable. Itâ??s service life can up to 15 years or more. 2. Intelligentized, modularized, simple structure design with powerful function. 3. Two kinds of start mode: Step-down 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. 4. The output frequency can be setting via LCD panel, itâ??s very convenient for customer. 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. Pure sine wave output. With good dynamic response less than 50MS, waveform distortion rate smaller, higher conversion efficiency and stable output voltage. 8. Low Frequency Transformer, which ensures that inverter has high efficiency. 9. High conversion efficiency, Max. Efficiencyâ?¥94%,if 48VDC input, the efficiency can more than 85%. 10. Adopts black pure aluminum radiator, which confirms the best radiating performance. 11. Powerful data display function. LCD can display the DC input voltage, output frequency, phase voltage, phase current, AC bypass input voltage, output power KWH, time and date, temperature, fault code display. 12. Wide input voltage can be set according to customerâ??s requirement. Input voltage range can be selected from 150-400V or 300-600V or 400-800V. 13. Wide input voltage can work without battery and solar charge controller, save more cost and With MPPT wide voltage input function, maximum use of solar power.
