VANGUARD transformer turn ratio meters winding resistance testers current excitation curve
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Transformers Test > VANGUARD
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Current Transformer Test Set Vanguard EZCT-10
• measurement method ANSI/IEEE C57.12.90, IEC 60044-1 and ANSI/IEEE C57.13.1 • output test voltages 0..50 Vac @ 10A max; 0 – 200 Vac @ 10A max; 0 – 1200 Vac @ 1.5A max (5 min on, 10 min off) • voltage reading range 0..1,250 Vac • current ratio range 0.8..99: ±0.5%, 100..999: ±1.0%, 1,000..5,000: ±2% • phase angle measurement 0..360 degrees • Perform Saturation, Ratio and Polarity Tests • Fully Automated • Comprehensive Graphic and Tabulated Test Reports • Plot Multiple Saturation Curves • Computer Interface & pc software
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Current Transformer Test Set Turn Ratio, Excitation, Saturation, Polarity Vanguard EZCT-2000A
• Perform Saturation, Ratio and Polarity Tests • Perform CT Winding Resistance Test • Fully Automated • Test record header information including company, substation name, circuit ID, manufacturer, CT serial number, operator name, and test record-comments • Plot Multiple Saturation Curves • Store 140 Records (of 10 Saturation Curves) • Computer Interface • USB Flash drive interface
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Current Transformer Test Set Turn Ratio, Excitation Curve , Saturation Graphic Vanguard EZCT-2000C Plus
• Performs CT excitation, current-ratio, polarity, and phase angle tests • Measures insulation resistance and winding resistance of the CT seconday windings • Measures the CT's secondary burden • Test record header information including company, substation name, circuit ID, manufacturer, CT serial number, operator name, and test record-comments • Built-in 4.5-inch wide thermal printer • Plot Multiple Saturation Curves • Stores up to 128 CT test plans and 140 test records internally • USB, Bluetooth, and USB Flash drive interface
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Transformer Turn Ratio Tester Vanguard ATRT-01
• Displays turns-ratio from 0.8-15,000 • Calculates turns-ratio percentage error • Displays winding polarity and phase angle • Displays excitation current • Battery or AC-powered (ATRT-01B S3 only) • Standalone or computer-controlled
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Three-Phase Transformer Turn Ratio Tester Vanguard ATRT-03
• Highest ratio: 0.8 - 15,000 • Built-in 4.5" thermal printer • Excitation current measuring • Phase angle measuring • Computer interface • Name-plate turns ratio calculation • Computed % error based on measured and calculated ratio
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Three-Phase Transformer Turn Ratio Tester Vanguard ATRT-03 S2
• Highest ratio: 0.8 - 15,000 • Capable of detecting 130 different 3-phase transformer types defined by ANSI, IEC, and Australian standards • 3 Test voltages available: 8Vac, 40Vac, 100Vac • Phase angle and excitation current measuring • Computer Interface (RS-232C and USB Port) • USB flash drive interface • Name-plate turns ratio calculation • Computed % error based on measured and calculated ratio • Optional 4.5" thermal printer
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Automatic Three-Phase Transformer Turn Ratio Meter Vanguard ATRT-03A
• Capable of detecting 130 different 3-phase transformer types defined by ANSI, IEC, and Australian standards plus phase shifting transformers • Store up to 128 transformer test-plans in Flash EEPROM • Store up to 112 test records in Flash EEPROM • Built-in USB Flash Drive Interface • Computer Interface (RS-232C and USB Port) • 4.5 Inch thermal printer • Built-in transformer load tap changer
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Capacitive Voltage Transformer Turn Ratio Tester Vanguard CVT-765
• Standalone or computer-controlled • Can test CVT's rated up to 765 KV • Displays turns-ratios from 75-15,000 • Calculates turns-ratio percentage error when nameplate voltages are provided
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True Three-Phase Transformer Turn Ratio Tester Vanguard Tri-Phase
• Generates its own 3-phase transformer test voltage from single-phase AC or DC Power input • Capable of detecting 130 different 3-phase transformer types defined by ANSI, IEC, • 64 x 128 graphic LCD screen • Store up to 128 transformer test-plans in Flash EEPROM • Store up to 112 test records in Flash EEPROM • Built-in USB Flash Drive Interface • Computer Interface (RS-232C and USB Port) • 4.5 Inch thermal printer • Built-in transformer load tap changer
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Load Tap Changer Analyzer and Winding Resistance Analyzer Vanguard LTCA-10
• Auto discharge circuit for operator safety • 3 resistance reading channels including one dynamic channel • Digital resistance reading from 1 micro-ohm to 500 ohms • Calculate equivalent resistance value at reference temperature • Stores 50 static records and 20 dynamic records • Built-in 4.5-inch thermal printer • Weighs less than 44 lbs.
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On-Load Tap Changer Analyzer and Winding Resistance Analyzer on 3-phase transformers Vanguard LTCA-40
• Auto discharge circuit for operator safety • 3 resistance reading channels including one dynamic channel • Digital resistance reading from 1 micro-ohm to 500 ohms • 60Vdc power supply , outputting 40 amperes • Calculate equivalent resistance value at reference temperature • Stores 50 static records and 20 dynamic records • Built-in 4.5-inch thermal printer
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Transformer Winding Resistance Meter Vanguard TRM-20
• accurately measure resistance values from 1 micro-ohm to 2,000 Ohms • Auto-discharge circuit for operator safety • Demagnetizes transformer after test • Selectable test current from 1A to 20A • RS-232C, USB, and Bluetooth computer interfaces • Built-in thermal printer
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Transformer Winding Resistance Tester Vanguard TRM-40
• accurately measure resistance values from 1 micro-ohm to 500 Ohms • Auto-discharge circuit for operator safety • Demagnetizes transformer after test • Selectable test current from 1A to 40A • RS-232C, USB, and Bluetooth computer interfaces • Built-in thermal printer
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Three-Phase Transformer Winding Resistance Meter Vanguard TRM-20
• accurately measure resistance from 1 micro-ohm to 2000 Ohms • Perform three phase test on a transformer without the need to switch cables • Can provide individual Delta winding resistance values • Can provide individual Wye (with no neutral) winding resistance values • Demagnetize transformer after test • Selectable test current from 1A to 20A • Computer control via RS-232C, USB, or Bluetooth interface • Built-in 2.5" wide thermal printer
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Three-Phase Transformer Winding Resistance Meter Vanguard TRM-20
• accurately measure resistance from 1 micro-ohm to 500 Ohms • Perform three phase test on a transformer without the need to switch cables • Can provide individual Delta winding resistance values • Can provide individual Wye (with no neutral) winding resistance values • Demagnetize transformer after test • Selectable test current from 1A to 40A • Computer control via RS-232C, USB, or Bluetooth interface • Built-in 2.5" wide thermal printer
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Winding Resistance Ohmmeter for testing High Power Inductive Transformers Vanguard WRM-10P
• Range from 1 micro-ohm to 2,000 ohm • Up to 10 Amperes of test current • Auto discharge circuit for operator safety • Built-in 2.5" Thermal Printer, computer interface • Stores 48 records of 63 readings • Weighs less than 27 lbs.
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Copyright © 2010 - 2024 / Distek
Copyright © 2010 - 2024 / Distek