1Safety Description
String PV Grid-tied Inverter SPI-B-H Series (175K-250K)
User Manual
4
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1.1.4 Grounding Requirements
High leakage risk! Device must be grounded before performing electrical connection. The grounding
terminal must be connected to ground.
When install device, it must be grounded first. When dismantle device, the grounding wire must
be removed at last;
Don't damage the grounding conductor;
Before operation, it should check the electrical connection to ensure the device is grounded
reliably.
1.1.5 Moistureproof Protection
Moisture invasion may cause inverter damage!
Observe the following items to ensure that inverter works normally.
When the air humidity is more than 95%, don't open the door of inverter;
In the wet or damp weather, don't open the door of inverter to perform maintenance or repair.
1.1.6 Warning Mark Setting
In order to avoid accident for unwanted person gets close to inverter or makes improper operation, it
should observe the following requirements when perform installation, daily maintenance or repair.
Set warning marks where the switches are to avoid switching them on improperly.
Set warning signs or safety warning belt in the operation area, which is to avoid human injury or
device damage.
1.1.7 Electrical Connection
Electrical connection must be performed according to the description in the user manual and the
electrical circuit schematic.
Summary of Contents for SPI-B-H Series SPI175K-B-H
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