SUN2000 (8KTL-28KTL)
User Manual
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
6 System Operation
6.1 Checking Before Power-On
To ensure the normal SUN2000 operating, check the SUN2000 before powering it on.
Before powering on the SUN2000, check that:
1. The SUN2000 is installed correctly and securely.
2. The ground cable is securely connected.
3. All AC output power cables are properly connected.
4. All DC input power cables are properly connected.
5. Unused DC input terminals are sealed.
6. Idle USB and RS485 ports are blocked with waterproof plugs.
6.2 Powering on the SUN2000
This topic describes how to power on the SUN2000 after electrical connection is complete.
Procedure
Step 1 Switch on the AC circuit breaker between the SUN2000 and the power grid.
If you perform Step 2 before Step 1, the SUN2000 generates an abnormal shutdown alarm.
You can start the SUN2000 only after faults are automatically rectified. The default alarm
clearance time is 5 minutes. You can modify the time over the EMS software of the PC
terminal.
The monitoring panel can be activated only after power is supplied to the DC or AC side.
Step 2 Ensure that the DC SWITCH at the bottom of the SUN2000 is ON.
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