Energy Saving Monitor (Pr. 891 To Pr. 899) - Mitsubishi Electric FR-A700 Instruction Manual

Energy saving operation and energy saving monitor
6.18.2

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.
Pr.
Name
No.
DU/PU main display
52
data selection
CA terminal function
54
selection
AM terminal
158
function selection
Cumulative power
891
monitor digit shifted
times
892
Load factor
Energy saving
893
monitor reference
(motor capacity)
Control selection
during commercial
894
power-supply
operation
Power saving rate
895
reference value
896
Power unit cost
Power saving
897
monitor average time
Power saving
898
cumulative monitor
clear
Operation time rate
899
(estimated value)
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".
6 - 360
Initial
Setting Range
Value
0
0/5–14/17–20/
(Output 22–25/32–35/
50–57/100
frequency)
1
1–3/5–14/17/18/
(Output 21/24/32–34/50/
52/53/70
frequency)
0–4
9999
9999
100% 30–150%
01800
0.1–55kW Set the motor capacity (pump
or
Applied
less
motor
02160
Capacity
or 0–3600W
more
0
1
0
2
3
0
9999
1
9999
0–500
9999
9999
0
9999 1–1000h
9999
0
1
10
9999
9999
0–100%
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.
Clamp the monitoring value at max-
imum.
No shift
Clear the monitor value when it
exceeds the maximum value.
Set the load factor for commercial
power-supply operation.
Multiplied by the power consump-
tion rate (page 6-365) during com-
mercial power supply operation.
capacity).
Set when calculating power saving
rate, average power saving rate
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 commer-
cial power-supply operation as
100%
Consider the Pr. 893 setting as
100%.
No function
Set the power unit cost. Display 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 (con-
sider 365 days × 24hr as 100%).
No function
Parameter
Parameters referred to
3 Base frequency
52 DU/PU main
display data
selection
54 CA terminal func-
tion selection
158 AM terminal func-
tion selection
Refer to
Section
6.9.1
6.15.2
6.15.3
6.15.3