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| TYPE | True three-phase transformer turns-ratio tester |
| PHYSICAL SPECIFICATIONS | 21”W x 9”H x 17”D (53 cm x 24 cm x 43 cm); Weight: 35 lbs (15.8 Kg) |
| INPUT POWER | 3 amps, 100 – 240 Vac, 50/60 Hz |
| MEASUREMENT METHOD | ANSI/IEEE C57.12.90 |
| TURNS-RATIO MEASURING RANGE | 0.8 – 15,000 (5-digit resolution) |
| TURNS-RATIO ACCURACY | 0.8 – 999: ±0.1%, 1000 – 1599: ±0.2%, 1600 – 9999: ±1%, 10,000 – 15,000: 1.5% @ 8 Vac 0.8 – 999: ±0.1%, 1000 – 1599: ±0.2%, 1600 – 9999: ±1%, 10,000 – 15,000: 1.5% @ 40 Vac 0.8 – 999: ±0.1%, 1000 – 1599: ±0.2%, 1600 – 9999: ±1%, 10,000 – 15,000: 1.5% @ 100 Vac |
| TEST VOLTAGES | Three-phase, 8 Vac @ 1 Amp, 40 Vac @ 0.2 Amps, 100 Vac @ 0.1 Amp |
| EXCITATION CURRENT READING RANGE | 0 – 2 Amperes; Accuracy: ±0.1 mA, ±2% of reading (±1 mA) |
| PHASE ANGLE MEASUREMENT | 0 – 360 degrees; Accuracy: ± 0.2 degree (± 1 digit) |
| DISPLAY | Back-lit LCD screen (64 x 128 dot graphic display); Viewable in bright sunlight and low-light levels |
| PRINTER | Built-in 4.5-inch wide thermal printer |
| EXTERNAL DATA STORAGE | One USB Flash drive interface port; Up to 999 transformer test records can be stored on a USB Flash drive (not included). |
| COMPUTER INTERFACES | One RS-232C port, One USB port |
| PC SOFTWARE | Windows® XP/Vista-based Transformer Turns-Ratio Analyzer application is included with purchase price |
| INTERNAL TEST RECORD STORAGE | Stores up to 112 transformer test records. Each record holds the test record header and up to 33 readings. |
| INTERNAL TEST PLAN STORAGE | Stores up to 128 transformer test plans. Test plans can be transferred to the unit from the PC via the RS-232C/USB port or via the USB Flash drive interface |
| LOAD TAP CHANGER CONTACT | 240 Vac, 1 Amp |
| SAFETY | Designed to meet UL 61010A-1 and CAN/CSA C22.2 No. 1010.1-92 standards |
| ENVIRONMENT | Operating: -10° to 50° C (15°F to +122° F); Storage: -30° C to 70° C (-22°F to +158° F) |
| CABLES | One 15-foot single-phase set, One 15-foot three-phase set, One 25- foot extension set, One ground cable, One USB cable, One RS-232C cable, power cord, cable bag |
| OPTIONS | Transportation case |
| WARRANTY | One year on parts and labor |
| Specifications are valid at nominal voltage and ambient temperature of +25˚C (+77˚F). Last updated on February 16, 2009 |
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