Mitsubishi EMU4-BM1-MB User Manual page 32

Energy measuring unit energy measuring standard model. energy measuring unit energy measuring high performance model
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In the case logging using EMU4-LM (2/2).
● ... Data can logging
─ ... Data cannot logging
△ ... Fixed Data
Elements
Harmonics
RMS
total
current
Distortion
ratio
Harmonics
RMS
total
voltage
Distortion
ratio
Electric
Consump
energy
tion
Regener
ated
Consumption(expanded)
Regenerated(expanded)
Reactive
Consumption delay
energy
Consumption delay(expanded)
Electric energy conversion
Operating time
Periodic electric energy
Pulse count
Pulse conversion
*1: Shows second circuit (3 side circuit) when setting 2 circuits measuring in 1P2W.
*2: [1] shows first circuit when setting 2 circuits measuring in 1P2W. It is displayed when not setting 2 circuits measuring
or 1P3W, 3P3W, 3P4W.[2] shows second circuit (3 side) when setting 2 circuits measuring in 1P2W.
*3: The Logging data is setup value or fixed value.
7.3.2
Restriction of measured data in simple measuring
Measurement and communication do not performed in a few seconds (about 10seconds) after the power loading to this device.
Measurement and communication do not performed in a few seconds after the configuration or the change of the rating to it.
Behaviors during operation are as follows.
Measuring item
Current
Current is 0A when input current is lower than cut-off setup value.
Power
Indicate "0W", "0var" or "0VA" if indicated current values of all phases are 0A.
Reactive power
Apparent power
Pulse
When use of upper / lower limit alarm = on and upper / lower limit alarm element = pulse count (upper limit),
converted value
it is fixed to 999999 when 999999 have been exceeded.
When use of upper / lower limit alarm = OFF or upper / lower limit alarm element ≠ pulse count (upper limit),
counting restarts from 0 when 999999 have been exceeded.
Operating time
Indicate "999999h" if operating time is over 999999h.
Current
Indicate "9999.99" if operating time is over 9999.99.
unbalance rate
EMU4-BM1-MB
1P2W
Average
Phase 1
*3
Basic
Phase 2
*3
3~13
th
Phase 3
*3
Phase N
*3
Average
Phase 1
*3
3~13
th
Phase 2
*3
Phase 3
*3
Phase N
*3
Average
Phase 1-N
*3
Basic
Phase 2-N
*3
3~13
th
Phase 3-N
*3
Phase N
*3
1-2
*3
2-3
*3
Average
Phase 1-N
*3
3~13
th
Phase 2-N
*3
Phase 3-N
*3
1-2
*3
2-3
*3
[1]
*2
[2]
*2
[1]
*2
*3
[2]
*2
*3
Indication of Small-size Display Unit
Model
EMU4-HM1-MB
1P3W
3P3W
1P2W
1P3W
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
Behaviors of this unit
31
3P3W
3P4W
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3
*3

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