Hyundai N5000 Instruction Manual page 15

Multi-level inverter

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N5000 INSTRUCTION MANUAL

power cells so that the total number of power cells is 9.

Every cell has the same electrical and structural shape and acts as a single phase inverter by

using IGBT power semiconductor. Each cell has its own control unit. Power cell control unit and

main control unit are connected by optical cable. Air, which is inhaled from front panel filter, goes

through heat sink of power cell unit, air groove and then exhaled out of cooling fan on top of the

inverter.

Main control PCB, control power, signal insulator, relay, MCCB, power transformer and terminal

blocks for control power and signal line input/output are installed on both front and side part of

control panel.

C C C C hapter3. Specification and Operation

hapter3. Specification and Operation

Figure 3-2. inside of inverter panel.

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