Megger MTO250 Transformer Ohmmeter

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SKU: MEGG-MTO250

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Transformer Turn Ratio (TTR)
Winding Resistance Meters

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The Megger MTO250 is a transformer ohmmeter with the capacity to test transformers up to 1000MVA and perform DC current testing up to 50A. A line-operated and field-ready unit built to determine magnetic winding resistance safely and precisely, the Megger MTO250 tests transformers, rotating machine windings, shunt reactors, and can be utilized for low resistance measurements on contacts, connections, and control circuits.

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Input	85-264 VAC. 47-63 Hz, 1500 VA
Output - User Selectable Current Ranges	1 A/ 10 A /25 A/ 50 A
Open Circuit Voltage	50V DC
Typical Accuracy	±0.1 % reading, ±0.1 % range
Best Resolution	0.1 μΩ
Typical Accuracy	±0.1 % reading, ±0.1 % range
Guaranteed Accuracy	±0.25% reading, ±0.25% range (once current has stabilized)
Current Resolution	4 digits
Current Accuracy	±0.25%, ±0.25% range
Dimensions	8.5 H X 21.5 W X 13 D in (216 H x 546 W x 330 D mm)

Megger MTO250 Transformer Ohmmeter

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