Page 1
SUN2000 (8KTL-28KTL) User Manual Issue Date 2017-07-30 HUAWEI TECHNOLOGIES CO., LTD.
Page 2
Notice The purchased products, services and features are stipulated by the contract made between Huawei and the customer. All or part of the products, services and features described in this document may not be within the purchase scope or the usage scope. Unless otherwise specified in the contract, all statements, information, and recommendations in this document are provided "AS IS"...
Installation Ensure that DC and AC power supplies are disconnected before operations. Read this document before installation. Huawei shall not be liable for any consequence caused by violation of the regulations specified in this document. Shield the PV modules with opaque cloth before connecting cables to the SUN2000.
Page 12
C. ACDU D. Transformer E. Power grid A model in the range from SUN2000-8KTL to SUN2000-23KTL can connect to the low-voltage power grid directly without connecting to a transformer. Power Grid Modes for the SUN2000 All SUN2000 models except the SUN2000-28KTL support the power grid modes TN-S,...
Page 21
PV strings. The SUN2000-8KTL, SUN2000-10KTL, and SUN2000-12KTL receive inputs from four PV strings. The inputs are then grouped into two MPPT routes inside the SUN2000 to track the maximum power point of the PV strings.
Page 59
MPPT distribution of the SUN2000. Figure 5-16 MPPT distribution The SUN2000-8KTL to SUN2000-12KTL provide two MPPT routes to track the maximum power point for PV strings. Therefore, two to four DC inputs should be evenly distributed on two terminal groups.
Page 87
The optional user names are Common User and Advanced User. The initial password for Common User and Advanced User is 000001. If you forgot the password, contact Huawei technical support for a dynamic password that is effective only on the current day. Change the password after login.
Page 89
The optional user names are Common User and Advanced User. The initial password for Common User and Advanced User is 000001. If you forgot the password, contact Huawei technical support for a dynamic password that is effective only on the current day. Change the password after login.
Page 91
The optional user names are Common User and Advanced User. The initial password for Common User and Advanced User is 000001. If you forgot the password, contact Huawei technical support for a dynamic password that is effective only on the current day. Change the password after login.
Page 93
The optional user names are Common User and Advanced User. The initial password for Common User and Advanced User is 000001. If you forgot the password, contact Huawei technical support for a dynamic password that is effective only on the current day. Change the password after login.
Page 95
The optional user names are Common User, Advanced User, and Special User. The initial password for these accounts is 000001. If you forgot the password, contact Huawei technical support for a dynamic password that is effective only on the current day. Change the password after login.
Page 97
The optional user name is Advanced User. The initial password for Advanced User is 000001. If you forgot the password, contact Huawei technical support for a dynamic password that is effective only on the current day. Change the password after login.
Page 99
The optional user names are Advanced User and Special User. The initial password for Advanced User and Special User is 000001. If you forgot the password, contact Huawei technical support for a dynamic password that is effective only on the current day. Change the password after login.
Page 101
The optional user names are Advanced User and Special User. The initial password for Advanced User and Special User is 000001. If you forgot the password, contact Huawei technical support for a dynamic password that is effective only on the current day. Change the password after login.
Page 103
The optional user names are Common User and Advanced User. The initial password for Common User and Advanced User is 000001. If you forgot the password, contact Huawei technical support for a dynamic password that is effective only on the current day. Change the password after login.
The optional user names are Common User, Advanced User, and Special User. The initial password for these accounts is 000001. If you forgot the password, contact Huawei technical support for a dynamic password that is effective only on the current day. Change the password after login.
Page 107
The optional user names are Advanced User and Special User. The initial password for Advanced User and Special User is 000001. If you forgot the password, contact Huawei technical support for a dynamic password that is effective only on the current day. Change the password after login.
Page 109
The optional user names are Advanced User and Special User. The initial password for Advanced User and Special User is 000001. If you forgot the password, contact Huawei technical support for a dynamic password that is effective only on the current day. Change the password after login.
Page 112
The optional user names are Advanced User and Special User. The initial password for Advanced User and Special User is 000001. If you forgot the password, contact Huawei technical support for a dynamic password that is effective only on the current day. Change the password after login.
The optional user names are Advanced User and Special User. The initial password for Advanced User and Special User is 000001. If you forgot the password, contact Huawei technical support for a dynamic password that is effective only on the current day. Change the password after login.
Page 115
The optional user names are Advanced User and Special User. The initial password for Advanced User and Special User is 000001. If you forgot the password, contact Huawei technical support for a dynamic password that is effective only on the current day.
Page 125
SUN2000 to OFF, wait 5 minutes, SUN2000. and flip the DC SWITCH to ON. Check whether the fault is rectified. If the fault persists, contact Huawei technical support. a. If the fault is caused by a short Internal...
Set the power grid code that applies to the country or region where the power station is located and the SUN2000 model. Low-voltage power grid codes apply to SUN2000 models including the SUN2000-8KTL, 10KTL, 12KTL, 15KTL, 17KTL, 20KTL, and 23KTL.