IMO HD2-3.7A-43 - D.6.1 For a single inverter

HD2 Series Inverter Optional Peripheral Accessories
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Appendix D Optional Peripheral Accessories
D.1 What this chapter contains
This chapter describes how to select optional accessories of the inverter.
D.2 Wiring of peripheral accessories
The following figure shows the external wiring of the inverter.
Power supply
Breaker
Input filter
Input reactor
Earth
DC reactor
LCD keypad
P1
+
Braking
resistor
Braking
unit
PC
RS485–
RS232
converter
Output filter
Output reactor
Motor
Earth
Upper PC
software
485+
485-
Standard
+
PB
-
+
Note:
⚫ The 380V 37kW and lower models are equipped with built-in braking units, and the 380V 45–
110kW models can be configured with optional built-in braking units.
⚫ The 380V 18.5–110kW models are equipped with built-in DC reactors.
⚫ P1 terminals are equipped only for the 380V 132kW and higher models and all 660V models,
which enable the inverters to be directly connected to external DC reactors.
⚫ The braking units are IMO DBU series standard braking units. For details, see the DBU operation
manual.