Product specifications

Samsung Electronics 4-20

4-5-10 DC-Link voltage sensor error

1. Checklist :

1) Is the connection of R, S, T power wire normal?

2) Are Relay RY21 and R200 on the INVERTER PCB mounted normally?

2. Troubleshooting procedure

Yes

Are connection of the wire from INVERTER PBA to

EMI PBA normal?

Exchange INVERTER PCB

Check and correct the wire connection