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MEGGER 200771620 Transformer Tester

The Megger TTR100-1 is a rugged, handheld transformer turns ratio tester designed for accurate, quick testing of single- and three-phase transformers in harsh environments. It measures turns ratio, excitation current, phase displacement, winding resistance, and polarity with an accuracy of 0.2% or better, supporting up to 20,000:1 ratio range. Its lightweight design (1.5 kg) and battery operation enable up to 15 hours of field testing. Data can be stored, transferred via RS232, and analyzed using Windows software, making it ideal for transformer manufacturing, substation, and meter shop inspections.

Authorized Distributors
Part No:2007-716-20
Stock:0
Inv Date:06-06-2026
Price: Unit price: $1344
Buy/RFQ:

MEGGER 200771620 Transformer Tester Specifications:

  • Power Source: Rechargeable NiMH battery pack, 3.6 V dc, 3800 mAh
  • Battery Life: Up to 15 hours of operation
  • Charger Input Voltage: 100-250 V ac, 50/60 Hz +2 Hz
  • Charging Time: Approximately three hours
  • Excitation Voltage: 8 V rms for transformers and PTs; 1.5 V ac RMS for CTs
  • Test Frequency: 55 Hz internally generated
  • Turns Ratio Range: 8 V ac: 0.8 to 20,000; 1.5 V ac: 5.0 to 2200
  • Phase Deviation Range: 90°, with resolution of minutes, degrees, or centiradians
  • Winding Resistance Range: 0 to 2000Ω with 4-digit resolution
  • Transformer Vector Group: 1PHO or 1PH6
  • Transformer Polarity: Additive or Subtractive
  • Measurement Accuracy: Turns Ratio ±0.20%, Phase ±5 minutes, Winding Resistance accuracy +(10% of reading + 1 digit)
  • Display: LCD, 128 x 64 dots, full graphics
  • Storage Capacity: 200 test sets + 100 user-defined configurations
  • Dimensions: 9.5 H x 4.5 W x 1.875 D inches
  • Weight: Approx. 3.3 lbs (1.5 kg)
  • Standards: IEC, ANSI, Australian, CE, IP54 rated
  • Environmental: Operating -4°F to 131°F (-20°C to 55°C), Humidity 0-90% noncondensing

Buy the Megger Series TTR: Transformer Turns Ratio Tester 57.500

Order the Megger TTR100-1 transformer tester online today and enjoy quick, accurate measurements of turns ratio, phase angle, winding resistance, and polarity. Its lightweight and rugged design make it ideal for field use in substations, manufacturing, and meter shops. With advanced memory storage for up to 200 test results, RS232 data transfer, and Windows software compatibility, it simplifies testing tasks and enhances diagnostic confidence, ensuring your transformers operate efficiently and safely under various conditions.

Buy Megger TTR100-1 now and experience unmatched reliability and precision in transformer testing in any environment.

Frequently Asked Questions

Where can I buy MEGGER 200771620?

You can click on the BUY or RFQ button to purchase 200771620 from an authorized MEGGER distributor.

How do I troubleshoot issues or seek technical support for part 200771620?

You can download the 200771620 datasheet or visit the MEGGER website for support.

Who is the manufacturer of 200771620?

MEGGER

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