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3 Wiring and Connection
3.9.1 Selection
3.9
Selecting and Connecting a Dynamic Brake Unit
To use the dynamic brake (DB), externally connect a dynamic brake unit or dynamic brake resistor to the
SERVOPACK to process the dynamic braking energy.
Set Pn001 to n.
dynamic brake unit.
3.9.1
Selection
Use the following tables to select a dynamic brake unit or dynamic brake resistor.
(1) Using a Yaskawa Dynamic Brake Unit
Main Circuit
Power Supply
Voltage
Three-phase
200 V
Three-phase
400 V
(2) Using a Dynamic Brake Resistor from Another Company
To order a dynamic brake unit, contact the manufacturer directly.
Main Circuit
Power Supply
Voltage
Three-phase
200 V
Three-phase
400 V
Use the following dynamic brake contactors and surge absorption units.
Contactor
Main circuit surge
absorption unit
Coil surge absorption unit
∗
Use either a head-on or side-on main circuit surge absorption unit.
3.9.2
Selecting the Cable for the Dynamic Brake Unit
Use one of the following cables to connect the dynamic brake unit or dynamic brake contactor to CN115 on
the SERVOPACK.
Cable Model
JZSP-CVD00-1A5-E
JZSP-CVD00-03-E
3-40
2 if you do not use the dynamic brake. In this case, it is not necessary to connect a
SERVOPACK
Dynamic Brake
Model:
SGDV-
121H, 161H, 201H
JUSP-DB02-E
750J, 101J
JUSP-DB04-E
131J
JUSP-DB06-E
Model
GR series
Japan Resistor Mfg. Co., Ltd.
Name
Head-on type
*
Side-on type
Cable
Cable End Processing on
length
Contact Coil End of Cable
1.5 m
Crimp terminals are attached
(M3.5).
3 m
Resistance
Specifications
Unit Model
(Star Wiring
180 W, 0.3 Ω × 3
180 W, 0.8 Ω × 3
300 W, 0.8 Ω × 3
Required
Manufacturer
Resistance
0.3 Ω or greater
0.8 Ω or greater
Model
Manufacturer
SC-4-1/G
Coil: 24 VDC
SZ-ZM1
Fuji Electric Co., Ltd.
SZ-ZM2
SZ-Z4
Remarks
Red: Pin 1 (DB24)
Black: Pin 3 (DBON)
Dynamic Brake Contactor and
Surge Absorption Unit
)
Built into dynamic brake unit.
Manufacturer
Yaskawa Controls Co.,
Ltd.
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