Remote Shutdown Over Dry Contacts - Huawei SmartLogger2000 User Manual

SmartLogger2000
User Manual
No. Alarm Name
13 AFCI Self-Check
Failure
15 Abnormal PV
String Connection
17 Upgrade Failed
19 String Reverse
Connection
21 Abnormal String
Power
23 Grid Loss
25 Grid Overvoltage
Grid
27
Overfrequency
29 Unstable Grid
Frequency
31 Output DC
Component
Overhigh
33 Faulty Power
Collector
35 Faulty Monitoring
Unit
37 Passive Islanding

7.10.6 Remote Shutdown over Dry Contacts

The SmartLogger can connect to SUN2000s over dry contacts and shut down the SUN2000s
over OVGR signals.
The SmartLogger provides eight DI ports, that is, DI1(GND1) to DI4(GND1) and DI5(GND2)
to DI8(GND2). An OVGR can connect to any DI port.
Issue 04 (2018-04-10)
Inverter Alarm No.
AFCI Self-Check 14
Failure
Abnormal PV 16
String Connection
Upgrade Failed 18
 String 20
Reversed
 String 1–8
Reversed
 Abnormal 22
String Power
 Abnormal
String 1–8
Grid Failure 24
Grid Overvoltage 26
Grid
28
Overfrequency
Unstable Grid 30
Frequency
Output DC 32
Component
Overhigh
Faulty Power 34
Collector
 Monitoring 36
Unit Faulty
 Flash Fault
Passive Islanding 38
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
Alarm Name
DC Arc Fault
Software Version
Unmatch
License Expired
String Backfeed
Phase Wire
Short-Circuited to PE
Grid Undervoltage
Grid Voltage Imbalance
Grid Underfrequency
Output Overcurrent
Device Fault
Abnormal Battery
Active Islanding
Transient AC
Overvoltage
7 WebUI
Inverter Alarm
DC Arc Fault
Software Ver. Unmatch
License Expired
 String Backfeed

String 1–8 Reversed
Phase Wire
Short-Circuited to PE
Grid Undervoltage
Grid Voltage Imbalance
Grid Underfrequency
Output Overcurrent
Device Fault
Abnormal Battery
Active Islanding
Transient AC
Overvoltage
165