
Installation and Operation Guide
ED-DT318B
Drive Train Systems with Traction Control, Inverter/Controller, and Motor with 2 Speed Transmission
BC353060341319en-000101
Revision D
© Danfoss | November 2020 | 169
Status Signal
Time period
before
reacting
Typical Vehicle Controller Unit (VCU) Expected
Action
Recommended Service Action
MCU Rotor Over Temp
Section
X
Temperature warning /check engine light per
recommendations in MCU Rotor Temperature below
Verify coolant circuit.
MCU Rotor Over Temp
History
Section
X
Nothing, latched indication that MCU Rotor Over
Temp has occurred. Provided for trouble shooting.
Verify coolant circuit.
MCU Under Voltage
Warning
Section
X
Customer dependent - under customer's limit
Verify DC Bus operation.
MCU Under Voltage
Warning History
Section 7.3.3.24
X
Nothing, latched indication that MCU Under Voltage
Warning has occurred. Provided for trouble
shooting.
Verify DC Bus operation.
MCU Over Phase
Advance
Section
X
Nothing, if error lasts under 10 seconds (See Notice
below for persistent occurrences of this error).
Record data and contact Danfoss Power Solutions.
MCU Over Phase
Advance History
Section
X
Nothing, latched indication that MCU Over Phase
Advance has occurred. Provided for trouble
shooting.
Record data and contact Danfoss Power Solutions.
MCU Over Bus Current
Section
X
Customer dependent - over customer's limit
Verify VCU DC Bus limits.
Содержание ED-DT318B
Страница 185: ......