YASKAWA Varispeed E7 Instruction Manual And Parameter Description page 124

Hardware Protection: L8
Con-
Name
stant
Number
Sets the detection temperature for
the Inverter overheat detection pre-
alarm in °C.
Overheat pre-
L8-02
alarm level The pre-alarm detects when the
cooling fin temperature reaches the
set value.
Sets the operation for when the
Inverter overheat pre-alarm occurs.
0: Decelerate to stop using the
1: Coast to stop
2: Fast stop in fast-stop time
Operation selec-
L8-03 tion after over-
3: Continue operation (Monitor
heat pre-alarm
4: OH-Alarm and output frequency
A fault will be given in setting 0 to
2 and a alarm will be given in set-
ting 3 and 4.
Input Phase Loss Allowed DC bus ripple before Input
L8-06
Detection Level Phase Loss is detected.
0: Disabled
Ground fault pro- 1: Enabled
L8-09
tection selection It is not recommended to use
another setting than factory setting.
Sets the ON/OFF control for the
cooling fan.
Cooling Fan con- 0: ON only when RUN command is
L8-10
trol selection
1: ON whenever inverter is pow-
Set the time in seconds to delay
Cooling fan con- turning OFF the cooling fan after
L8-11
trol delay time the inverter STOP command is
given.
Ambient tempera-
L8-12 Set the ambient temperature.
ture
0: OL2 characteristics at low
OL2 characteris-
1: OL2 characteristics at low
L8-15 tics selection at
low speeds
It is not recommended to use
another setting than factory setting.
0: Disable (gain = 0)
Soft CLA selec- 1: Enable
L8-18
tion It is not recommended to use
another setting than factory setting.
Frequency refer- Sets the frequency reference when
L8-19 ence during OH OH pre-alarm is detected in percent
pre-alarm of maximum frequency (E1-04)
* The factory setting depends upon the Inverter capacity. The value for a 200 V Class Inverter of 0.4 kW is given.
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Description
deceleration time C1-02.
C1-09.
display only.)
reduction (L8-19)
on
ered up
speeds disabled.
speeds enabled.
Change
Access
during
Setting Factory
Range Setting Level
Opera-
tion
50 to
95 °C*
No
130
0 to 4 4 No
0.0 to
5 % No
25.0 %
0 or 1 1 No
0 or 1 0 No
0 to 300 300 s No
45 to 60 45 °C
No
0 or 1 1 No
0 or 1 1 No
0.0 to
20.0 % No
100.0
User Constant Tables
MEMO-
BUS Page
Register
A 4AEH 6-47
A 4AFH 6-47
A 4B2H 6-47
A 4B5H 6-47
A 4B6H 6-48
A 4B7H 6-48
A 4B8H 6-49
A 4BBH 6-49
A 4BEH 6-50
A 4BFH 6-48
5-
37