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Dbp 3u - block diagram – Elmo SERVO AMPLIFIER DBP SERIES User Manual

Page 28

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27

DBP - Rev 6/93

MOTOR OUTPUTS

+VS

AC

AC

SHUNT

D1

D2

D3

D6

D5

CURRENT SENSING

D4

CONTROL

RECTIFING,
CURRENT

INRUSH LIMIT

AC

POWER

COMMON

D5

D6

COMMUTATION

CURRENT PROCESSING

D1

D2

D3

D4

SUPPLIES

SMPS

SUPPLIES

CONTROL

PROTECTIONS

CURRENT FEED BACK

PWM SIGNALS

"HALLS" SIGNALS

ISOLATION

PWM SIGNAL

CURRENT FEED BACK

PROTECTIONS

HA

HB

HC

"HALL" SIGNAL

PROCESSING

DBP 3U - BLOCK DIAGRAM