The initial magnetic permeability and temperature stability between nanocrystalline soft magnet alloy and permalloy are similar. Under the same conditions of core sizes and characteristics, the weight of the former is much lighter (about 1/3 lighter), cost much lower. Applications: Electronic kwh meter Precise power meter Overcurrent protection in mechanical control apparatus Current control in industrial automation Good thermal stability Paper ctn
We are one of the leading trader and supplier of world class range of Resin Cast Current Transformers that are procured from our certified vendors of the market. These transformers are fabricated using the finest grade raw material and sophisticated technology at vendors’ end. Our offered products are widely demanded among clients due to their quality attributes like high performance, user friendly interface, longer service life and compact design. Our offered transformers are carefully examined on various parameters by our vendors to ensure their flawlessness. Specifications: Resin cast current transformers up to 33KV class As per mutual discussion
VoltageBurdenRange 1-ph.Tape wound & resin cast Upto 1100 v Prim:1 a to 10000 a; sec: 5 or 1a Bar primary ctsMetering & 2.5 va to 30 vaCl. 0.2/0.5/1.0/3.0/5.0 Protective2.5 va to 30 vaCl. 5p3/5p5/5p10/5p15/5p20 ProtectiveVk & rct reqd.Cl.Ps 3-ph.Tape wound & resin cast Upto 1100 v Prim: 200 a to 5000 a; sec: 5 or 1a Bar primary cts Metering & 2.5 va to 30 vaCl. 0.2/0.5/1.0/3.0/5.0 Protective2.5 va to 30 vaCl. 5p3/5p5/5p10/5p15/5p20 ProtectiveVk & rct reqd.Cl.Ps 1-ph.Tape wound & resin cast Upto 1100 v2.5 va to 15 vaPrim:1 a to 150 a; sec: 5 or 1a Wound primary cts Metering & Cl. 0.5 / 1.0 / 3.0 Protective Cl. 5p10 3-ph.Resin cast Upto 1100 v2.5 va to 5 vaPrim:50 a to 100 a; sec: 5 or 1a Wound primary cts Metering Cl. 0.5 / 1.0 1-ph.Resin cast Upto 1100 vSuitable for cablesSuitable for relays Core balance ctsProtectiveUpto 33 kvOf all makes 1-ph.Special cts Upto 1100 v Tape wound & resin cast Interposing & summation cts 1-ph.Resin cast cts Upto 6.6 / 11kv5.0 va to 15 vaPrimary : 1 to 3000 ampers Metering & Sec: 1, 5 and some special required ampers. Protective Cl. 0.2/0.5/1.0 Cl. 5p3/5p5/5p10/5p15/5p20 Cl.Ps As per mutual discussion
Accuracy class- 0.5 Burden- as oer customer requirement
Product description: standard current transformer is used as a standard for calibrating current transformers, Used as a standard to calibrate current transformer whose accuracy class is two or more lower than itself. The grounding pole of the machine shell must be grounded. To avoid electric shock, the conductor must be connected to the ground Technical index 1. Temperature: -5-40 2. Relative humidity: 80% 3. Allow long-term work under the rated current; More than 600A across the core. Feature; 1. The current of standard CT and tested CT must be the same in CT calibration. 2. Follow the given wiring diagram strictly. 3. Test whether the load box is accurate or not before calibrating the transformer. 4. Forbid secondary winding opening during the calibration. 5. Select demagnetization before calibration.Short out the secondary winding before cutting off the power when the demagnetization is finished. 6.Principle wiring diagram of CT with large current generator is similar to above diagram. They are the same except the output winding of large current generator and primary winding of transformer are the same one.
product features Product Characteristics 1 This Series Standard Current Transformer consists of primary winding Secondary winding composition 2 Check according to the standard current ratio indicated on nameplate This Series Standard Current Transformer can be used5/5or1/1The current is self-correcting 4 With casters for easy handling Product Parameter Product Parameters technical parameters service conditions temperature 5+40 humidity 80% The workplace should not have strong external electromagnetic fields unrelated to work Allow long service at rated current boundary dimension HL-22/23 370*170*440mm3 HL-32/33 330*190*430mm3 HL-53/62/63/(HL-62C/63C 470*230*570mm3 weight HL-22/23 13kg
product features Product Characteristics 1 This Series Standard Current Transformer consists of primary winding Secondary winding composition 2 Check according to the standard current ratio indicated on the nameplate 3 This Series Standard Current Transformer can be used5/5or1/1The current is self-correcting 4 With casters for easy handling Product Parameter Product Parameters technical parameters service conditions temperature 5+40 humidity 80% The workplace should not have strong external electromagnetic fields unrelated to work Allow long service at rated current boundary dimension HL-22/23 370*170*440mm3 HL-32/33 330*190*430mm3 HL-53/62/63 /(HL-62C/63C 470*230*570mm3 weight HL-22/23 13kg
The high-voltage electric energy measurement devices of power plants and substations and the electric energy measurement devices of a large number of users are related to the interests of power generation power transmission power supply and multiple parties of users. In order to ensure accurate measurement the inspection must be carried out in accordance with SD109 "Inspection Regulations for Electric Energy Measurement Devices" and DL / T448-2000 "Technical Management Regulations for Electricity Measurement Devices".
product features Product Characteristics 1 This Series Standard Current Transformer consists of primary winding Secondary winding composition 2 Check according to the standard current ratio indicated on the nameplate 3 This Series Standard Current Transformer can be used5/5or1/1The current is self-correcting 4 With casters for easy handling Product Parameter Product Parameters technical parameters service conditions temperature 5+40 humidity 80% The workplace should not have strong external electromagnetic fields unrelated to work Allow long service at rated current boundary dimension HL-22/23 370*170*440mm3 HL-32/33 330*190*430mm3 HL-53/62/63/(HL-62C/63C 470*230*570mm3 weight HL-22/23 13kg
product features Product Characteristics 1 This Series Standard Current Transformer consists of primary winding Secondary winding composition 2 Check according to standard current ratio indicated on nameplate 3 This Series Standard Current Transformer can be used5/5or1/1The current is self-correcting 4 With casters for easy handling Product Parameter Product Parameters technical parameters service conditions temperature 5+40 humidity 80% The workplace should not have strong external electromagnetic fields unrelated to work Allow long service at rated current boundary dimension HL-22/23 370*170*440mm3 HL-32/33 330*190*430mm3 HL-53/62/63 (HL-62C/63C 470*230*570mm3 weight HL-22/23 13kg
Features: Wide range of system current Ratings Hinged terminal cover Various mounting options like DIN rail mounting, Wall mounting Terminal with self lifting screw with dual connection facility giving access from both sides of transformers
Main Feature: 1.Small size, low cost 2.High secondary turns 3.Secure locking hinge Model No.: MEWOI-CT23CT55CT58,CT88,CT410,CT610,CT816 Name: MEWOI-CT23CT55CT58,CT88,CT410,CT610,CT816 Split Core Current Sensor/Transformer SPECIFICATION Model Number: MEWOI-CT23CT55CT58,CT88,CT410,CT610,CT812,CT816 Apply to: GB28040 and IEC68169 Rated Voltage : 0.66/0.72KVrms Primary Current input : 100-5000Arms Secondary Output: 5Arms/1Arms Insulaiton Strength: 2KVac/min Insulation Resistance DC500V/100MΩ Working frequency 50-400Hz Operating Temperature-25to 50 Storage Temperature -30to 70 MEWOI-CT23CT55CT58,CT88,CT410,CT610,CT812,CT816 series of split type current transformers are mainly used in industrial urban network, agricultural network transformation project, easy installation, no need to disassemble any cable or bus-bar circuit, and support electrified operation, not affect the normal power consumption of users, save a lot of manpower and material resources for the user transformation project, and improve the efficiency of transformation. This series current transformer can be used in conjunction with relay protection, measurement and metering devices. At present, it is widely used in transformation projects such as semiconductor industry.
LZZBJ9-12A1(A2) current transformer, epoxy resin casting insulation and fully enclosed support construction, encloses primary & secondary windings and annular core in the epoxy resin casting body. The product has the feature of light weight, omni-directional installation, withstanding nastiness and dampness. It is widely used for measuring current, electric energy and protective relaying in the electrical system with the rated frequency 50- 60Hz and highest voltage for equipment 7.2 kV /12 kV . Main technical parameter 1. Rated voltage: 6.6 kV or 11 kV etc. 2.Rated secondary current: 5A?1A 3.Rated insulation level: 7.2/20/60 kV or 12/28/75 kV 4.Standards: IEC60044-1.2003 Part 1: Instrument transformers-Part1: Current transformers 5.Other technical parameter pls see as follows Rated transformation ratio(A) Accuracy classes combination Rated output(VA) (ALF) (FS) Short-time thermal current Ith(kA/S) Rated dynamic current Idyn(kA) Measuring Protective 0.2(S) 0.5 10P 10-200/5 0.2(S)/0.2(S) 0.2(S)/0.5 0.2(S)/10P 0.5/10P 0.2S/0.5/10P 0.2/0.5/10P 10 15 15 15 10 15 20 5 (10) 150I1n 375I1n 300/5 31.5 80 400/5 31.5 80 500/5 40 100 600/5 50 125 800/5 20 63 125 1000/5 80 160 1200~1500/5 80 160 1500~2000/5 100 160 2000~3150/5 130 160 Rated transformation ratio(A) Accuracy classes combination Rated output(VA) (ALF) (FS) Short-time thermal current Ith(kA/S) Rated dynamic current Idyn(kA) Measuring Protective 0.2(S) 0.5 10P 10-200/5 0.2S//0.5/ 10P 0.5/0.5/10P 10 15 15 15 20 10 15 5 (10) 150I1n 375I1n 300/5 31.5 80 400/5 31.5 80 500/5 40 100 600/5 50 125 800/5 63 125 1000/5 80 160 1200~1500/5 80 160 1500~2000/5 100 160 2000~3150/5 130 160 Remarks: Upon request we are glad to offer transformers according to other standards or with non-standard technical specs.
Power-frequency withstand voltages: 4000V 50Hz Insulation: 1000/ 500Vdc Working frequency: 50Hz/ 60Hz Operating temperature: -40~95
Description SCT series split-core current senses AC current from 100 to 800 Amps passing through the center conductor. Split core design permits non-contact current measurements through magnetic field induction without requiring that the primary wire be taken offline and disconnected for CT installation. This method permits a safer, easy and portable current measurement. Features ·Secondary side current less than1A ·Spite core design for wiring cable ·with a 1 meter distance copper wire for easy installation ·Work with MCM400 and optional ../1A for other model meter
ABO Series (8 frames) perfect designed plastic case current transformer, advanced snap on body, high accuracy (up to Class 0.2S), humanization transparent cover and lead seal hole design makes the CT very easy to indentify after long term use and perfect anti-stealing electricity. Features 1:Safe, easy to install, portable 2:Wide inner window, allowing clamping of big cables or bus-bars 3:Wide range of sizes to accommodate all the existing installations Applications: 1:Current measurement, monitoring and protection for electrical wiring and equipment. 2:Current and power measurement for electric motors, lighting, air compressor, heating and ventilation system, air-condition equipment and automation - control system. 3:Current, power and energy monitoring device. 4:Relay protection device.
MBO Series (9 frames) perfect designed plastic case current transformer, advanced snap on body, high accuracy (up to Class 0.2S), humanization transparent cover and lead seal hole design makes the CT very easy to indentify after long term use and perfect anti-stealing electricity. Features 1:Safe, easy to install, portable 2:Wide inner window, allowing clamping of big cables or bus-bars 3:Wide range of sizes to accommodate all the existing installations Applications: 1:Current measurement, monitoring and protection for electrical wiring and equipment. 2:Current and power measurement for electric motors, lighting, air compressor, heating and ventilation system, air-condition equipment and automation - control system. 3:Current, power and energy monitoring device. 4:Relay protection device.
The MES series of current transformer are convenient for mounting in many ways.The most current transformer need the special mounting and the MES series used the mounting of DIN typing without a lot of times.The protective cover for terminal block used the switching device with safety and quick. Feature: 1:Three built in fixing methods: Panel/Din Rail/Busbar 2:Built in hinged terminal cover 3:Compact design 4:Primary current up to 3000A Applications: 1:Current measurement, monitoring and protection for electrical wiring and equipment. 2:Current and power measurement for electric motors, lighting, air compressor, heating and ventilation system, air-condition equipment and automation - control system. 3:Current, power and energy monitoring device. 4:Relay protection device.
CP range of current transformers are compact-smaller than other models with the current ratio of the transformer is small.Clamshell-style terminal cover is well protected by the second terminal. With related accessories you can use Din rail mounting a current from 5A to 3000A. Features: Three built in fixing methods: Panel/Din Rail/Busbar Built in hinged terminal cover Compact design Primary current from 5A to 3000A Applications: Current measurement, monitoring and protection for electrical wiring and equipment. Current and power measurement for electric motors, lighting, air compressor, heating and ventilation system, air-condition equipment and automation-control system. Current, power and energy monitoring device. Relay protection device.
The DM series current transformers (CT) are installed in electric systems to reduce the line current to a secondary value of 5A, which is compatible with current inputs of digital multimeters or protection relays.These are without primary winding and are used for high primary current values from 50A upward.The number of loops of the primary cable does not modify the accuracy but converts the primary current value proportional to secondary current. Features 1:Safe, easy to install, portable 2:Wide inner window, allowing clamping of big cables or bus-bars 3:Wide range of sizes to accommodate all the existing installations Applications: 1:Current measurement, monitoring and protection for electrical wiring and equipment. 2:Current and power measurement for electric motors, lighting, air compressor, heating and ventilation system, air-condition equipment and automation - control system. 3:Current, power and energy monitoring device. 4:Relay protection device.
