2
GENERAL INFORMATION
2.3.2 MVW01 main Components
Table 2.8: MVW01 main Components
Suggested tag Function
Location
(column)
A1 Input rectifier
Rectifier
V1 Pre-charge rectifier
T2A and T2B Pre-charge transformer (210 V - 4.3 kV)
T3 PS1 Power supply transformer (220 V - 22 V)
F1 Medium voltage fuse for +UD (pre-charge)
A9.1 ISOC.01: signal feedback board and rectifier heatsink temperature
A9.2 ISOC.00: link P and N - medium point to ground voltage
A9.3 ISOY.00: rectifier heatsink temperature
A2 Isolated power supply PS1/PS1S: input: 22 Vac or 220 Vac single-phase; output: 15 Vdc
A15 Medium voltage resistors, for the Medium Point to ground voltage measurement
Suggested tag Function
Location
(column)
BIU U phase inverter arm
Inverter
BIV V phase inverter arm
BIW W phase inverter arm
HCTU U phase Hall effect CT
HCTV V phase Hall effect CT
HCTW W phase Hall effect CT
Q1 Main circuit breaker (control) – auxiliary supply for T1
Control
T1 Auxiliary supply transformer. Input: 220 V to 480 V (customer). Output: 220 V PS1S
Q3 Circuit breaker for T3
Q2 Circuit breaker for T2
Q7 Electronics power supply PS24 circuit breaker
Q4 Rectifier column exhausting fan circuit breaker
Q5 Inverter column exhausting fans circuit breaker
AR1 Pre-charge resistors
A8 Control rack
A10 MVC3 - main control board
A11 Electronics power supply PS24: input: 220 Vac three-phase; output: 24 Vdc
PIC Power supply and internal I/O board
A12 MVC4 control board (User interface)
A13 EBX.XX - Optional function expansion board
A14 Optional fieldbus board
HMI Human Machine Interface
HMV DC buss voltage modification board
Note: Some parts of the inverter may be different for the MVW01 G2 and G3 lines.
MVW01 | 2-12
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