JAMSC-B1050 YASKAWA

The drive is a commercial-use electrical device that controls the speed and rotation direction of a

motor. Do not use the drive for any other purpose.

Description:

The drive is a commercial-use electrical device that controls the speed and rotation direction of a

motor. Do not use the drive for any other purpose.

1. Carefully read the technical manual.

2. Read all safety precautions before you install, wire, or operate the drive.

3. When you install the drive, wire and ground it according to all applicable standards and

safety precautions.

4. Make sure that you correctly install all components and protection covers.

5. Be sure to use the drive in the specified environmental conditions.

Thoroughly review the instruction manual included with the product. To request a catalog, user manual, pricing, or 

shipping dates, please visit our website at www.yaskawa.com, call (800) YASKAWA (927-5292), or contact your 

Yaskawa representative or the nearest Yaskawa sales office.

For technical questions and support or other related information, please contact Yaskawa or a Yaskawa agent. 

Input the signal when using CDBR braking units in parallel. 2 IN2

3 Cooling Fin Overheat 

Contact Output

MA, MB, MC

 Relay output the signal when a fault occurs or when SB-SC is closed (default). 

(Example: CDBR braking unit overheating, LKEB braking resistor unit short 

circuit detection, external fault) 4

5

Master Output

OUT1

Output the signal when using CDBR braking units in parallel

6 OUT2

- - SB/SC Enable/Disable contact input to disable the CDBR and activate MA-MB-MC 

fault contact output.

- - EA/EB/EC

 Relay output the signal when LKEB braking resistor unit short circuit or CDBR 

braking unit fault is detected. 

Wiring sequence should shut off power to the drive when the signal is output.

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