Fuji Electric FRENIC-MEGA, Instruction Manual

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3.4.10 Measuring load factor -- Menu #9 "Load Factor Measurement" --
Menu #9 "Load Factor Management" in Programming mode is used to measure the maximum output current, the average output
current, and the average braking power. Two types of measurement modes are available as listed below.
Table 3.13 Measurement Modes
Measurement Mode Description
Limited duration measurement mode Measuring load factors for a limited duration (hours).
Start-to-stop measurement mode* Measuring load factors from the start to stop of running.
* Once the inverter enters the start-to-stop measurement mode when it is running, measurement continues until the stop of the
inverter. Once it enters the mode when it is stopped, measurement starts at the next start of the inverter and continues until the stop
of the inverter.
( 1 ) Limited duration measurement mode
Basic key operation
(1) Turn the inverter ON. It automatically enters Running mode. In that mode, press the
key to switch to Programming mode and
display the menu screen.
(2) Move the pointer
Æ
to "9. LOAD FCTR" with the and keys.
(3) Press the key to establish the selected menu and proceed to the measurement mode selection screen.
(4) Select HOURS SET (Limited duration measurement mode) with the and keys.
(5) Press the key to establish the selected measurement mode.
(6) Specify the measurement duration (default: 1 hour) with the , , and keys. For details, refer to the screen transition in
Figure 3.30.
(7) Press the key to establish the specified duration and start measurement.
(8) Press the key to go back to the mode selection screen.
(9) Press the key again to go back to the menu screen.
Figure 3.30 shows an example of the LCD screen transition starting from Menu #9 "Load Factor Measurement."
(1) To display this menu screen, press
key in Running mode to switch to Programming mode.
Mode selection screen
(4) Select HOUR SET with and keys.
Measurement duration specification (Default: 1 hour)
(5) Press key to establish the selected measurement mode.
((8) To go back to the mode selection screen, press key.)
(6) Specify the measurement duration with , , and keys.
(3) Press key to establish the selected menu and proceed to the measurement mode
selection screen.
((9) To go back to the menu screen, press key.)
(2) Move the pointer
Æ
to "9. LOAD FCTR" with and keys.
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