YRD-YRE type Transformer Resistance Test Instrument

YRD-YRE type Transformer Resistance Test Instrument
YRD-YRE type Transformer Resistance Test Instrument
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Product Code : 03
Brand Name : hvgrand
Product Description

YRD-YRE type Transformer Resistance Test Instrument

Introduction

YRD and YRE type transformer resistance test instrument is applicable tomeasure the DC resistance of power and distribution transformers, currenttransformers upto 240MVA. It can also be used during temperature rise test.

Specification

Technical Parameters of YRD

Model

YR-20D

YR-40D

Output current

20A,10A,3A,1A,0.3A

40A,20A,10A,3A,1A,0.3A

Range

0~130 Ohm

0~130 Ohm

Accuracy

0.2% readings ±0.2 micro Ohm

0.2% readings ±0.2 micro Ohm

Resolution

0.1 micro Ohm

0.01 micro Ohm

Output voltage

DC50V

Input power supply

AC220V±10%,50Hz±1Hz, DC12~24V/5A

Dimension

410m(L)*440mm(W)*210mm (H)

Net weight

15.8kgs



Technical Parameters of YRE

Model

YR-20E

YR-40E

Output current

20A,10A,3A,1A,0.3A,25mA

40A,20A,10A,3A,1A,0.3A,25mA

Range

0~40kOhm

0~40kOhm

Accuracy

0.2% readings ±0.2 micro Ohm

0.2% readings ±0.2 micro Ohm

Resolution

0.1 micro Ohm

0.01 micro Ohm

Output voltage

DC50V

Input power supply

AC220V±10%,50Hz±1Hz, DC12~24V/5A

Dimension

4145m(L)*370mm(W)*210mm (H)

Net weight

15.8kgs

Demagnetization function

reduce the remanent magnetization to prevent the difficulty of power on;


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