SMA SC 200 - Manual (Page 89)

SMA Solar Technology AG Troubleshooting and Problem Solving
User Manual SC-BEN100262 89
217 Error text:
DC CB tripped or door switch open Error type 2
Cause of error:
• The cabinet door was opened during operation.
• The DC circuit breaker has tripped due to an internal fault.
• The reverse current monitoring system on the DC side has tripped.
Corrective measures:
• Close the cabinet doors.
• Check the function of the door switches.
• Check the function and activation of the emergency shut-off relay.
• Check reverse current monitoring.
• Contact the SMA Serviceline.
220 Error text:
Release- or Reset-Signal faulty Error type 2
Cause of error:
The inverter bridge release or clearance signal is defective.
Corrective measures:
If this is a permanent error, please contact the SMA Serviceline.
221 Error text:
CHOPPER Overtemperature Error type 3
Cause of error:
• EVR resistor overtemperature.
• Defective chopper module.
• After 90 minutes, the inverter will attempt to restart.
Corrective measures:
• Check resistor for dirt.
• Make sure resistor is sufficiently ventilated.
• Contact the SMA Serviceline.
No. Description