M0
M1
BLDC/BLAC
motor
DC motor
Stepper motor
HB1+
HB3+
+V
A+
HB1–
HB3–
U
–V
A–
HB2+
HB4+
V
B+
HB2–
HB4–
W
B–
DR_GND
DR_GND
Shield
Shield
Tab. 8-16:
Motor connections
8.15
Drive Power
The NY4120 drive power is used to connect the drive power supply to PWM
drive module. Both the drive power and drive ground are designed to conduct
14 A continuous.
Characteristic
Description
Number of inputs
2: DR_PWR, DR_GND
Drive power voltage
15 V … 75 V
Absolute maximum rating
90 V
Note: The software disables the drive at 80 V.
The maximum voltage at which the software disables
the drive can only be set to a user defined value lower
than 80 V. See Software User Manual, parameter
SAC_PAR_POS_SERVO_OVER_VOLTAGE_LIMIT
Input current
14 A, 30 A peak
Overvoltage protection
No
Undervoltage protection
Yes
The minimum voltage at which the software disables
the drive is 12 V (default value) or a higher user
defined voltage level. See Software User Manual,
parameter
SAC_PAR_POS_SERVO_UNDER_VOLTAGE_LIMIT
Tab. 8-17:
NY4120 drive power inputs characteristics
NYCe 4000 Multi-axis motion control system Hardware Sys‐
tem Manual
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NY4120 and NY4120/10: PWM Drive Module
R911337671_Edition 18 Bosch Rexroth AG