ABB ACH550-01 User Manual page 318

ACH550-01 User's Manual
Code Description
8118 AUTOCHNG INTERV
Controls operation of the Autochange function and sets the interval
between changes.
• The Autochange time interval only applies to the time when the speed
regulated motor is running.
• See parameter 8119
Autochange function.
• The drive always coasts to stop when autochange is performed.
• Autochange enabled requires parameter 8120
value > 0.
-0.1 =
TEST MODE
0.0 =
NOT SEL
0.1...336.0 – The operating time interval (the time when the start signal
is on) between automatic motor changes.
WARNING! When enabled, the Autochange function requires the
interlocks (8120 interlocks = value > 0) enabled. During autochange
the power output is interrupted and the drive coasts to stop,
preventing damage to the contacts.
Parameter listing and descriptions
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AUTOCHNG LEVEL
– Forces the interval to value 36...48 s.
– Disables the Autochange function.
Relay Logic
ACH550
PFA with Autochange mode
Range
0.0...336.0 h
for an overview of the
INTERLOCKS
=
313