ABB ACS880 Firmware Manual page 220

Primary control program
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220 Parameters
No.
Name/Value
35.55
Motor thermal time
const
100 ... 10000 s
35.100 DOL starter control
source
Off
On
Running
Other [bit]
35.101 DOL starter on
delay
0...42949673 s
Description
Defines the thermal time constant for use with the motor
thermal protection model, defined as the time to reach 63% of
the nominal motor temperature. See the motor
manufacturer's recommendations.
Motor current
100%
Temperature rise
100%
63%
Motor thermal time
Motor thermal time constant.
Parameters
35.100...35.106
control logic for external equipment such as a contactor-
controlled motor cooling fan.
This parameter selects the signal that starts and stops the
fan.
0 = Stop
1 = Start
The output controlling the fan contactor is to be connected to
parameter 35.105, bit 1. On and off delays can be set for the
fan by
35.101
and
35.102
from the fan can be connected to an input selected by 35.103;
the loss of the feedback will optionally trigger a warning or
fault (see
35.104
and 35.106).
0 (function disabled).
1.
Bit 6 of
06.16 Drive status word 1
Source selection (see
Defines a start delay for the motor fan.
The delay timer starts when the control source selected by
parameter
35.100
switches on. After the delay, bit 1 of
switches on.
Motor fan start delay.
configure a monitored start/stop
respectively. A feedback signal
(see page 96).
Terms and abbreviations
Def/FbEq16
256 s
Time
Time
1 = 1 s
Off
0
1
2
on page 88).
-
0 s
35.105
1 = 1 s

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