Keterangan :

SPECIFICATIONSInput Power
120/ 230 V ac ± 10% , single phase, 50/ 60 ± 2 Hz 100 VA
Battery Operation ( Optional)
Inverter 12 V dc to 120 V/ 230 V ac for operation from vehicle battery
Excitation Voltage
8, 40, or 80 V rms, automatically or manually selected
Excitation Current Range and Accuracy
0 to 500 mA, 3 digit resolution, ± ( 2% of reading + 1 digit)
Phase Deviation Range and Accuracy
± 90 degrees, 1 decimal point for the minutes display, 2 decimal points for the degree display, or for the centi-radian display
Accuracy: ± 3 minutes
Turns Ratio Range and Accuracy
8 V ac: ± 0.1% ( 0.8 to 2000)
± 0.25% ( 2001 to 4000)
± 0.35% ( 4001 to 8000)
40 V ac: ± 0.1% ( 0.8 to 2000)
± 0.15% ( 2001 to 4000)
± 0.3% ( 4001 to 10, 000)
± 0.35% ( 10, 001 to 25, 000)
80 V ac: ± 0.1% ( 0.8 to 2000)
± 0.15% ( 2001 to 4000)
± 0.25% ( 4001 to 10, 000)
± 0.30% ( 10, 001 to 45, 000)
Resolution: 5 digit for all ratios
Printer Interface
TTR300: Not applicable
TTR310: RS-232 port
TTR320: RS-232 port
TTR330: USB
Computer Interface
TTR300 and TTR310: RS-232 port
TTR320 and TTR330: Ethernet
User Interface
TTR300: Not applicable
TTR310: 5.7 in., B& W display, text on-screen view, numeric keypad
TTR320: 5.7 in., full-color VGA, graphical icon on-screen view, full QWERTY keypad and navigational pushbuttons
TTR330: 8.4 in., full-color VGA, test forms on-screen view, full QWERTY keypad and navigational pushbuttons
Internal Data Storage
TTR310: up to 200 data sets
TTR320 and TTR330: up to 100, 000 data sets
Communication/ Control Software
PowerDB LITE and PowerDB ( full version, optional)
TTR330: PowerDB ONBOARD
Transformer Winding Phase Relationship
ANSI C57.12.70-1978
CEI/ IEC 76-1: 1993 and Publication 616: 1978
AS-2374, Part 4-1982 ( Australian Standard)
Safety/ EMC/ Vibration
Meets the requirements of IEC-1010-1, CE and ASTM D999.75
Temperature Range
Operating: 23° F to 122° F ( -5° C to 50° C)
Storage: -58° F to 140° F ( -50° C to 60° C)
Relative Humidity
0 to 90% noncondensing
Measuring Time
8 to 20 seconds depending on mode of operation and
type of transformer
Measurement Method
ANSI/ IEEE C57.12.90
Dimensions
8.5 H x 21.5 W x 13 D in.
( 216 H x 546.1 W x 330.2 D mm)
Weight
Instrument only, not including leads
TTR300: 20 lbs ( 9.1 kg)
TTR310: 23 lbs ( 10.4 kg)
TTR320: 25 lbs ( 11.3 kg)
TTR330: 25 lbs ( 11.3 kg)