Filter Results By:
Products
Applications
Manufacturers
Current Transformers
transfers accurately proportional levels of current to multiple circuits.
-
product
Auxiliary Current Transformers
Osborne Auxiliary Current Transformers are often used to reduce system currents to lower values appropriate for instrumentation and/or protection circuits. The Aux CT’s are designed for specific current ratios and burden impedance with a known transformation error. Osborne’s units are built for high performance and longevity in the most demanding environments.
-
product
AC Current Transformers
CR Magnetics supplies an extensive line of toroidal current transformers for any need. Our offerings include measuring from 10,000 amps to a few milliamps. This includes ANSI, Commercial, Ground Fault, High Frequency, Wound Primary, DC Immune and Nano Alloy current transformers. Various outputs include 5 amp secondary, high turns ratio voltage outputs for both wire leads and pcb configurations. Our products are UL Recognized for both US and Canada.
-
product
Current Transformer Comparator
ZERA® WM3000I
The current measuring comparator WM3000I is a high-precision device for comparing secondary outputs from a current transformer under test (or digital output of Electronic CTs or Digital CTs) with a reference signal supplied by a standard transformer primary. The resulting error value will be displayed as ratio error and phase error on the screen. The operation of the comparator will be performed via an integrated 10.1” capacitive touch screen or controlled by PC software. The WM3000I is compatible with existing systems, like Knopp, and exports a data output for active database systems.
-
product
Current Transformers And Shunts
Current transformers allow the different measuring devices to provide reliable and traceable data on the trends involving consumption and production processes in electrical installations. Especially designed to be installed quickly, easily and securely, meeting the most demanding expectations of today's market, covering a wide range of primary currents as well as multiple secondary outputs, both for AC and DC measurement.
-
product
Current Transformer Tester
CT-T1
The CT-T1 is a microprocessor-based Current Transformer Tester that measures CT excitation current, turns ratio, and winding polarity tests, all without having to switch the leads during testing. The instrument has a fully automatic knee point detection (ASA 10/50, IEEE 30°, IEEE 45°). Although includes 5 low side taps and 1 high side tap.
-
product
Split-Core Current Transformers
CTS Series
Continental Control Systems LLC
The CTS series CTs are available with windows from 0.75 inch up to 2.0 inch. They have a removable section, so that they can be installed without interrupting the circuit. 0.333 Vac output at rated current Accuracy ±1% from 10% to 100% of rated current Phase angle <2° degrees at 50% of rated current (valid for 70 A or higher) 8 ft. twisted-pair wire, 600 Vac rated UL recognized for voltages up to 600 Vac, CE mark, RoHS
-
product
Current Transformer Analyzer/Tester
GF106T
Beijing GFUVE Electronics Co.,Ltd.
It is mainly used for field testing of P class CT and PT. The test items mainly include excitation characteristic, transformation ratio, polarity, degauss, 5% and 10% error curves, secondary circuit check, withstand test of power frequency alternating current and secondary load. Adopting LCD, self-equipped mini type printer supporting field printing; supporting to use USB flash disk to dump data, with simple and convenient operation.
-
product
Current Transformer Tester
HTCT-300
Full-featured, can not only satisfy various CT (eg: protection, measurement and TP category) but also PT type electromagnetic unit for its excitation characteristics (ie voltage current characteristics), ratio, polarity, secondary winding resistance, secondary load, ratio deviation, angle deviation and other test requirements.
-
product
Current Transformer Testers
Vanguard Instruments Company, Inc.
Performs CT excitation, current-ratio, polarity, and phase angle testsMeasures insulation resistance and winding resistance of the CT seconday windingsMeasures the CT's secondary burdenTest record header information including company, substation name, circuit ID, manufacturer, CT serial number, operator name, and test record-commentsBuilt-in 4.5-inch wide thermal printerPlot Multiple Saturation CurvesStores up to 128 CT test plans and 140 test records internallyUSB, Bluetooth, and USB Flash drive interface
-
product
Standard Current Transformers
Measurements International Ltd.
Single Range, Highest Permeability, Wide Measurement Range, Negligible Current Errors, High Accuracy.
-
product
Precision Multirange Current Transformer
P-5000
The P-5000 transformer is a laboratory standard. The unit’s excellent accuracy and the Knopp One-to-One calibrating feature make this precision transformer well-suited as a standard for calibration work. This transformer can provide a very accurate determination of the ratio and phase angle characteristics of current instrument transformers having ratios from 5 to 5,000 amperes. This transformer also can accurately extend the range of a 5 ampere ammeter or wattmeter to cover all current values up to 5,000 amperes.
-
product
Compact Prewired Current Transformers
Contrel Elettronica s.r.l. Company
Current transformers are essential components designed for use with the broad range of energy monitoring products.
-
product
High Frequency Current Transformers
Osborne High Frequency Current Transformers operate at frequencies higher than 50/60 Hertz. Their purpose is to reduce high frequency system currents to lower values that are appropriate for instrumentation and/or protection circuits. They have been designed to meet specified current ratios, and burden impedance at a specified transformation error. One area of unique Osborne expertise is in designing for phase shift when high frequency current transformers are to be used for power measuring applications.
-
product
Automatic Current Transformer Comparator
KATC-C2
Got older, slower equipment? Knopp’s Automatic Current Transformer Comparator (KATC-C2) is faster, more robust and more accurate! Knopp’s KATC-C2 is a high accuracy current comparator that is compatible with all older generation Knopp comparators, and is designed to be a direct, plug-in replacement requiring no modification of the existing Knopp Current Transformer Test Systems. Save time and money on service by upgrading your comparator to our new next generation model!
-
product
Testing of Current Measuring Transformers
All components from this category can be integrated into an existing current transformer test system. When selecting CT test components, both the type of converter to be tested and the required current are important.
-
product
Split Core Current Transformers
LZCK-55
Beijing GFUVE Electronics Co.,Ltd.
Outdoor waterproof current transformers are applicable for AC power system 35kV and measurement of current of power supply equipment below 10KV also can be used for microcomputer protection. This type of current transformer employs imported silicon steel which with high permeability as magnetic material, has the characteristics of Small magnetic circuit loss and can be split, its semicircular core and secondary windings employ high quality epoxy resin vacuum, casting in plastic-case(ABS or PC) which is flame retardance anti-moisture, stable performance, no maintenance.
-
product
Current Transformer Test Set
Vanguard Instruments Company, Inc.
The EZCT-2000C is Vanguard’s third-generation microprocessor-based current transformer test set. Designed specifically for CT testing, the EZCT-2000C has the following outstanding features that can greatly increase productivity and save time during the commissioning stage:
-
product
Current Transformers Test Set
Supreme Instrument Laboratories
The basic unit is sensitive magnetic comparator and also it incorporates electronic null detector to facilitate the balance. The reference Current 5A. or IA. obtained from Standard Current Transformer and in comparison to that the vector length and phase displacement is measured. The ratio error in percentage and phase displacement in minutes are directly compared and indicated on dials.
-
product
Precision Multirange Current Transformer
P-2000
The Type P-2000-2 Knopp Precision Current Transformer is useful for high and low voltage work in the laboratory, shop and field for testing, measuring, and calibrating. The excellent accuracy and the One-to-One calibrating feature make it admirably suited as a standard for calibrating work.
-
product
High Frequency Current Transformer
HFCT Ø 140mm
Techimp Clamp High Frequency Current Transformer model 140 is an inductive sensor for partial discharge measurements. It is suitable for online /off line PD tests on : large diameter cables ; grounding rod bar ; etc. A TNC termination is available to connect the Clamp HFCT 140 to the TechImp PD analyzer : PDCheck , PDBase etc. The arrow indicates the requested input current (Iin) direction to get coherent output voltage (Vout) polarity respect to ground. When the sensor is installed with the arrow directed to ground, the detected voltage signal (Vout) has the same phase of the input current (Iin).
-
product
High Frequency Current Transformer
HFCT
The HFCT is a high frequency current transformer designed specifically for picking up partial discharge signals. It has a split core ferrite to allow retrospective fitting to earth straps without the need for disconnection. The durable body has a hinge and a quick release latch, making use quick and easy. The HFCT is constructed with an aluminium body to provide RF shielding and improved performance in noisy environments.
-
product
Current Transformer with Open Core
TCP
Lifasa - International Capacitors, SA
The TCP series is designed for installations in operation. It has a removable core that allows its connection without interrupting the power supply.
-
product
IEC Current Transformer Burden
• Burdens of 1A and 5A for IEC & ANSI specifications are available • 40VA, 20VA, 10VA, 7.5VA, 6.25VA, 5 VA and different combinations of these at 0.8 PF 3.75, 2.5, 1.25 & 1VA at 1.0 PF
-
product
Current Transformer Coil Type
CCT2
Shanghai Powoo Industry Develop Group Limited
- suitable for small input current; - compact and delicate appearance; - linear output current, high precision; - small volume, light weight, easy to be fixed; - encapsulated with epoxy resin to ensure strong insulation ability; - ABS anti-combustion plastic casing.
-
product
Current Transformer Pin Type
PCT 1
Shanghai Powoo Industry Develop Group Limited
- completely enclosed, good mechanical behavior, suitable for various environments, strong voltage isolation ability, delicate appearance; - the secondary lead wire is pin format, which can be directly welded on a PCB; - the primary lead wire could be pin, soft wire as well as tin-plated copper-core wire; - linear output current, high precision; - small volume, light weight, easy for installation; - encapsulated with epoxy resin to ensure strong insulation ability; - ABS anti-combustion plastic casing.
-
product
Current Transformer Bus Bar-Type
BCT 6
Shanghai Powoo Industry Develop Group Limited
Key features: - various mechanical dimensions, highly customer tailored; - there are standard holes on the external casing for fixing with standard bolds; - linear output current, high precision; - small volume, light weight, easy for installation; - ABS anti-combustion plastic casing; - Encapsulated with epoxy resin to ensure strong insulation ability
-
product
Current Transformer Coil Type
CCT3
Shanghai Powoo Industry Develop Group Limited
- suitable for small input current; - compact and delicate appearance; - linear output current, high precision; - small volume, light weight, easy to be fixed; - encapsulated with epoxy resin to ensure strong insulation ability; - ABS anti-combustion plastic casing.
-
product
Current Transformer Loading Type
LCT 2
Shanghai Powoo Industry Develop Group Limited
- suitable for a wide range of current (1.5A~120A); - there are standard holes on the primary lead wire; therefore, can be fixed at the terminal of the electricity meters with standard bolts, which makes it both firm and convenient; - the primary lead wire is highly customer-tailored with more than 300 specifications; - encapsulated with epoxy resin to ensure strong insulation ability; - linear output current, high precision; - AMB anti-combustion plastic casing.