Wiring And Connecting Servopacks; General Precautions - YASKAWA SGD7S Product Manual

4.1

Wiring and Connecting SERVOPACKs

4.1.1

General Precautions

 Do not change any wiring while power is being supplied.
There is a risk of electric shock or injury.
 Wiring and inspections must be performed only by qualified engineers.
There is a risk of electric shock or product failure.
 Check all wiring and power supplies carefully.
Incorrect wiring or incorrect voltage application to the output circuits may cause short-circuit
failures. If a short-circuit failure occurs as a result of any of these causes, the holding brake will
not work. This could damage the machine or cause an accident that may result in death or
injury.
 Connect the AC and DC power supplies to the specified SERVOPACK terminals.
• Connect an AC power supply to the L1, L2, and L3 terminals and the L1C and L2C terminals on
the SERVOPACK.
• Connect a DC power supply to the B1/
the SERVOPACK.
There is a risk of failure or fire.
 If you use a SERVOPACK with the Dynamic Brake Hardware Option, connect an External
Dynamic Brake Resistor that is suitable for the machine and equipment specifications to the
specified terminals.
There is a risk of unexpected operation, machine damage, burning, or injury when an emer-
gency stop is performed.

4.1 Wiring and Connecting SERVOPACKs

DANGER
WARNING
and 2 terminals and the L1C and L2C terminals on

4.1.1 General Precautions

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