Mitsubishi Electric FR-A820-00046 (0.4K), Instruction Manual

Page: 575 / 1218

Parameters (M) Monitor display and monitor output signal
FR-A800 5 - 373
Energy saving monitor list
●
The items that can be monitored on the power saving monitor (Pr. 52, Pr. 54, Pr. 158, Pr. 774 to
Pr. 776, Pr. 992 = "50") are indicated below.
(Only [
Power saving] and [ Average power saving] can be set to Pr. 54 (terminal FM, terminal
CA) and Pr. 158 (terminal AM).)
Energy saving
monitored item
Description and formula
Incre-
ment
Parameter setting
Pr. 895 Pr. 896 Pr. 897 Pr. 899
Power saving
The difference between the estimated value
of the required power during commercial
power supply operation and the input power
calculated with the inverter.
Power supply during commercial power
supply operation - input power monitor
0.01 kW/
0.1 kW
9999
⎯
9999
⎯
Power saving rate
The power saving ratio with the commercial
power supply operation as 100%.
0.1%
0
The power saving ratio with Pr. 893 as 100%.
1
Average power
saving
The average power saving per hour during a
predetermined time (Pr. 897).
0.01 kWh/
0.1 kWh
9999
9999
0 to
1000 h
Average power
saving rate
The average power saving ratio with the
commercial power supply operation as
100%.
0.1%
0
The average power saving ratio with Pr. 893
as 100%.
1
Average power cost
savings
The average power saving in terms of cost.
Average power saving × Pr. 896
0.01/0.1
⎯
0 to 500
Tab. 5-142: Power saving monitor list
Power saving
× 100
Power during commercial
power supply operation
Power saving rate
× 100
Pr. 893

( Power saving ×
Δ
t)
Pr. 897

( Power saving rate ×
Δ
t)
× 100
Pr. 897
Average power saving
× 100
Pr. 893