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CONTENT

Note:the instrument must be installed on site with the supporting open and closed transformer or roche coil...........- 2 -

1. General.......................................................................................................................................................................- 2 -

2．Size of product.........................................................................................................................................................- 2 -

3．Product function...................................................................................................................................................... - 2 -

4．Technical parameter.................................................................................................................................................- 3 -

5．Installation............................................................................................................................................................... - 5 -

5.1 Shape and installing size （unit：mm）......................................................................................................- 5 -

5.2 Size of open type transformer（unit：mm）................................................................................................- 5 -

5.3 installation....................................................................................................................................................... - 5 -

5.4Method of connection.......................................................................................................................................- 6 -

6．Programming and use.............................................................................................................................................. - 7 -

6.1 Key function description................................................................................................................................. - 7 -

6.2 Instrument interface display............................................................................................................................ - 7 -

6.2.1Power parameter interface.....................................................................................................................- 8 -

Note: three-phase three-wire interface without phase voltage and phase separation power........................- 8 -

6.2.2 Harmonic parameter interface..............................................................................................................- 8 -

6.2.3 Electric energy display interface........................................................................................................ - 10 -

6.2.4 Switch status display interface........................................................................................................... - 10 -

6.2.5 Incident record....................................................................................................................................- 10 -

6.2.6Parameter setting................................................................................................................................. - 11 -

7．Communication wiring..........................................................................................................................................- 15 -

7.1Transmission mode.........................................................................................................................................- 16 -

7.2Information frame format...............................................................................................................................- 16 -

7.3Brief introduction of function code................................................................................................................ - 17 -

7.3.1Function code 03H：read registe........................................................................................................- 17 -

7.4Communication application details................................................................................................................- 19 -

7.4.1Communication description................................................................................................................ - 19 -

7.5 Communication reading value Vs actual value(Take Val_t as Communication reading value,Val_sas actual value)- 35 -

7.5.1Voltage,current,power factor ,frequency.......................................................................................- 35 -

7.5.2Active power,resctive,apparent power and electric energy................................................................ - 36 -

7.5.3Voltage wave peak coefficient,telephoe wave form factor,current K coefficient,voltage wave

peak value,current/voltage positive sequence negative sequence,zero sequence component and

unbalancedness........................................................................................................................................- 36 -

7.5.4Voltage/current harmonic data....................................................................................................... - 37 -

7.5.5Time.................................................................................................................................................... - 37 -

Brand	Acrel
Model	ACR10R-D24TE4
Category	Measuring Instruments
Language	English

Acrel ACR10R-D24TE4 User Manual

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Acrel ACR10R-D24TE4 Specifications

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