HELI CQD16X1, Operation & Service Manual

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
ACE2 controller which is three phase AC asynchronism motor inverter controls
traction motor and pump motor. It has regenerative brake function, CAN bus port
and digital control function (based on motor speed feedback).

Allowable working environment temperature: -30
℃
~+40
℃，
Max. allowable
working temperature: 85
℃
.

Protection function of the ACE2 traction motor controller:
a) battery polarity protection b) incorrect connection protection
c) over heat protection; overload protection; short circuit protection
d) controller protection degree:IP65;
e) out of control protection f) battery over discharging protection
g) Mis-starting protection

The following functions can be realized through controller’s hand console:
a) On line inspection and adjusting on traction and lifting control system
b) On line correction on travelling accelerator and lifting speed adjusting signal
c) Fault detection and inquiry on traction and lifting control system
B) Steering motor controller
Italy imported EPS-ACO controller is installed on the truck which applies
advanced electric powered steering control system.
Steering motor controller type: ZAPI EPS-ACO 48V/45A
Figure 4-9-5 Steering motor controller
EPS-ACO controller applies high-frequency MOS technology. The control is not