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4. “ ○ ” in the figure is main circuit terminal and “ ” in the figure is control circuit terminal.
5. For the usage of the control circuit terminal, please refer to section 3.2.
6. Fig. 3-3 is the wiring diagram for basic operation of model 75kW and below, and Fig. 3-4 is the wiring
diagram for basic operation of model 90kW and above. Special attention should be paid to these models: 355
kWP, 355 kWG, 400 kWP, 400 kWG, the main circuit terminal of external braking unit is P, N.
3.2 Wiring and configuration of control circuit
3.2.1 The arrangement sequence diagram of the control circuit terminals
Fig. 3-5 The arrangement sequence diagram of the control circuit terminals
3.2.2 Wiring of control circuit terminals
Note
It is suggested to use the wire with cross section area over 1mm
2
as the connecting wire of the control circuit
terminals.
For the terminal function description, please refer to Table 3-3.
Table 3-3 Table for the functions of interface board terminal
Type
Terminal
Name Function Specification
Shield PE
Shield
grounding
Used for the grounding of the
shielded layer of the wire. The
shielded layer of the analog
signal wire, 485
communication wire and
motor power wire can be
connected to this terminal.
Connected to the main circuit wiring
terminal
internally
Power supply
+10
+10V power
supply
To provide +10V reference
power for external load
Allowable maximum output current: 10mA
-10
-10V power
supply
To provide -10V reference
power for external load
Allowable maximum output current: 10mA
GND
+10V/-10V
power GND
The reference ground for
analog signal and +10V/-10V
power
Internal isolated with COM
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