APM PV17KM3TL, User Manual

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6
Trial Operation
6.1 Checking Before Start Up
6.1.1 PV Array
6.1.2 AC End Connection of the Inverter
6.1.3 DC End Connection of the Inverter
6.2 Start Up Procedures
Check the PV array before the inverter is started up. Check whether the open-circuit voltage
of each PV battery meets the requirements, and ensure the positive and negative polarity is
correct.
Make sure the circuit solar power “ ” breaker between inverter and grid is OFF and check if the
inverter is correctly connected with grid. the power
I the ng , please do not reversely connect the positive (+ve) and negative nspect connecti circuit
(-ve) poles, and keep the positive and negative polarities in consistence.
Step 1: Confirm all items in Section 6.1 are meeting the requirements.
Step 2: Switch ON the external AC circuit breaker.
Step 3: Switch on the DC Switch.
Step 4: Observe the LED indicators and LCD screen display for indications of normal operation
status.
If the solar inverter is running normally, the green LED indicator is constant on. If the red LED
indicator is on, that means there is a malfunction in the inverter. In this situation, check the
malfunction type through the information displaying on the LCD screen. Please cut off the power
circuit connection, troubleshoot the malfunction, and re-start a trial run on the inverter until it
is started to operate normally.
Smart MTL Series 3-Phase Inverter User Manual--Trial Operation
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