Inspections And Confirmations Before Trial Operation - YASKAWA SGD7S Product Manual

7.2

Inspections and Confirmations before Trial Operation

To ensure safe and correct trial operation, check the following items before you start trial oper-
ation.
• Make sure that the SERVOPACK and Servomotor are installed, wired, and connected cor-
rectly.
• Make sure that the correct power supply voltage is supplied to the SERVOPACK.
• Make sure that there are no loose parts in the Servomotor mounting.
• If you are using a Servomotor with an Oil Seal, make sure that the oil seal is not damaged.
Also make sure that oil has been applied.
• If you are performing trial operation on a Servomotor that has been stored for a long period of
time, make sure that all Servomotor inspection and maintenance procedures have been com-
pleted.
Refer to the manual for your Servomotor for Servomotor maintenance and inspection infor-
mation.
• If you are using a Servomotor with a Holding Brake, make sure that the brake is released in
advance. To release the brake, you must apply the specified voltage of 24 VDC to the brake.
A circuit example for trial operation is provided below.
Power supply
24-V power supply or brake power supply

7.2 Inspections and Confirmations before Trial Operation

SERVOPACK
L1
U
L2
V
L3
W
L1C
L2C
CN2
AC DC 24 VDC
Servomotor with
Holding Brake
M
ENC
BK
7
7-5