Energy Saving Monitor (Pr. 891 To Pr. 899) - Mitsubishi Electric F700 Instruction Manual

4.14.2 Energy saving monitor (Pr. 891 to Pr. 899)

From the power consumption estimated value during commercial power supply operation, the energy saving
effect by use of the inverter can be monitored/output.
Parameter
Name
Number
DU/PU main display data
52
selection
FM terminal function
54
selection
AM terminal function
158
selection
Cumulative power monitor
891
digit shifted times
892 Load factor
Energy saving monitor
893
reference (motor capacity)
Control selection during
894 commercial power-supply
operation
Power saving rate
895
reference value
896 Power unit cost
Power saving monitor
897
average time
Power saving cumulative
898
monitor clear
Operation time rate
899
(estimated value)
The above parameters can be set when Pr. 160 User group read selection = "0". (Refer to page 156)
The above parameters allow its setting to be changed during operation in any operation mode even if "0" (initial value) is set in Pr. 77 Parameter write
selection.
Energy saving operation and energy saving monitor
Initial Value Setting Range
0
0, 5, 6, 8 to 14, 17, 20, 23 to
(output
25, 50 to 57, 100
frequency)
1
1 to 3, 5, 6, 8 to 14, 17, 21,
(output
24, 50, 52, 53
frequency)
0 to 4
9999
9999
100% 30 to 150%
55K or less
Inverter rated
capacity
75K or more
0
1
0
2
3
0
9999
1
9999
0 to 500
9999
9999
0
9999 1 to 1000h
9999
0
1
10
9999
9999
0 to 100%
9999
9999
Description
50:Power saving monitor
51:Cumulative saving power monitor
50:Power saving monitor
Set the number of times to shift the
cumulative power monitor digit
Clamps the monitoring value at
maximum.
No shift
Clears the monitor value when it
exceeds the maximum value.
Set the load factor for commercial
power-supply operation. Multiplied by
the power consumption rate (page 140)
during commercial power supply
operation.
0.1 to 55kW Set the motor capacity (pump
capacity). Set when calculating power
saving rate, power saving rate average
0 to 3600kW
value, commercial operation power.
Discharge damper control (fan)
Inlet damper control (fan)
Valve control (pump)
Commercial power-supply drive (fixed
value)
Consider the value during commercial
power-supply operation as 100%
Consider the Pr. 893 setting as 100%.
No function
Set the power unit cost. Displays the
power saving amount charge on the
energy saving monitor.
No function
Average for 30 minutes
Average for the set time
No function
Cumulative monitor value clear
Cumulative monitor value hold
Totalization continued
(communication data upper limit 9999)
Totalization continued
(communication data upper limit
65535)
Use for calculation of annual power
saving amount. Set the annual
operation ratio (consider 365 days ×
24hr as 100%).
No function
4
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