Metrel MI 3280 Transformer Testing (80 V,..., 1 V; 55, 65, 70 Hz)

TURN RATIO (r, rA, rB, rC)

Excitation voltage 80 V (Measuring range/Resolution/Accuracy):

0.8000 ... 9.9999 / 0.0001 / ±(0.2% of reading + 2 digits)

10.000 ... 99.999 / 0.001 / ±(0.2% of reading + 2 digits)

100.00 ... 999.99 / 0.01 / ±(0.2% of reading + 2 digits)

1000.0 ... 1999.9 / 0.1 / ±(0.5% of reading + 2 digits)

2000.0 ... 3999.9 / 0.1 / ±(0.5% of reading + 2 digits)

4000.0 ... 8000.0 / 0.1 / ±(1.0% of reading + 2 digits)

Excitation voltage 40 V (Measuring range/Resolution/Accuracy):

0.8000 ... 9.9999 / 0.0001 / ±(0.2% of reading + 2 digits)

10.000 ... 99.999 / 0.001 / ±(0.2% of reading + 2 digits)

100.00 ... 999.99 / 0.01 / ±(0.2% of reading + 2 digits)

1000.0 ... 1999.9 / 0.01 / ±(0.5% of reading + 2 digits)

2000.0 ... 3999.9 / 0.1 / ±(0.5% of reading + 2 digits)

4000.0 ... 8000.0 / 0.1 / n/a

Excitation voltage 10 V (Measuring range/Resolution/Accuracy):

0.8000 ... 9.9999 / 0.0001 / ±(0.2% of reading + 2 digits)

10.000 ... 99.999 / 0.001 / ±(0.2% of reading + 2 digits)

100.00 ... 999.99 / 0.01 / ±(0.5% of reading + 2 digits)

1000.0 ... 8000.0 / 0.1 / n/a

Excitation voltage 5 V (Measuring range/Resolution/Accuracy):

0.8000 ... 9.9999 / 0.0001 / ±(0.2% of reading + 2 digits)

10.000 ... 99.999 / 0.001 / ±(0.2% of reading + 2 digits)

100.00 ... 999.99 / 0.01 / ±(0.5% of reading + 2 digits)

1000.0 ... 8000.0 / 0.1 / n/a

Excitation voltage 1 V (Measuring range/Resolution/Accuracy):

0.8000 ... 9.9999 / 0.0001 / ±(0.2% of reading + 2 digits)

10.000 ... 99.999 / 0.001 / ±(0.5% of reading + 2 digits)

100.00 ... 999.99 / 0.01 / n/a

1000.0 ... 8000.0 / 0.1 / n/a

EXCITATION CURRENT (i, iA, iB, iC)

Test frequency (55, 65 or 70 Hz) (Measuring range/Resolution/Accuracy):

0.10 mA ... 9.99 mA / 0.01 mA / ±(2 % of reading + 0.20 mA)

10.0 mA ... 99.9 mA / 0.1 mA / ±(2 % of reading + 2 digits)

100 mA ... 999 mA / 1 mA / ±(2 % of reading + 2 digits)

1.00 A ... 1.10 A / 0.01 A / ±(2 % of reading + 2 digits)

PHASE DEVIATION (fi, jA, jB, jC)

Test frequency (55, 65 or 70 Hz) (Measuring range/Resolution/Accuracy):

-180.00 ... 180.00 ° / 0.01° / ±(0.05°)

WINDING RESISTANCE (R, RA, RB, RC)

Test current (10 mA ... 1000 mA) (Measuring range/Resolution/Accuracy):

1.0 mΩ ... 999.0 mΩ / 0.1 mΩ / ±(2 % of reading + 3 digits)

1.000 Ω ... 9.999 Ω / 0.001 Ω / ±(2 % of reading + 2 digits)

10.00 Ω ... 99.99 Ω / 0.01 Ω / ±(2 % of reading + 2 digits)

100.0 Ω ... 999.9 Ω / 0.1 Ω / ±(2 % of reading + 2 digits)

GENERAL SPECIFICATIONS

Battery power supply: 14.4 V DC (4.4Ah Li-ion)

Battery charging time: typical 4.5 h (deep discharge)

Mains power supply: 90-260 VAC, 45-65 Hz, 100 VA (300 V CAT II)

Protection classification: reinforced insulation

Measuring category: 50 V CAT IV

Pollution degree: 2

Degree of protection: IP 65 (case closed), IP 54 (case open)

Dimensions (w x h x d): 360 x 160 x 330 mm

Weight: 8.8 kg, (with battery and accessories)

Datasheet