
1.3
Technical Symbols
Symbol
Description
LED indicator: LED on
LED indicator: LED off
LED indicator: LED flashes
1.4
Abbreviations
HSPAM
high-speed pulse amplitude modulation
HW
Hardware
n.c.
not connected
PAM
pulse amplitude modulation
PWM
pulse width modulation
SERVO
servo control
SVC
sensorless vector control
UVLO
undervoltage-lockout
VF
V/f characteristic curve
VCC
voltage at the common collector
VECTOR vector control
7
Drive System SD2M - Hardware Description 036228xxF
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