Preface - Savch S900 Series User Manual

PREFACE

Thanks for your use of SAVCH inverter! This instruction manual, which includes operation descriptions and notes for
maintenance, shall be delivered to the end-user.
For safety running and effective operation, this instruction manual shall be read thoroughly prior to use, which shall
also be preserved for later use.
Provided problems occur and solution is not provided in this instruction manual, contact your SAVCH Electric
representative or contact with our company directly. Our professional technicians will serve for you actively. And
please continue to adopt products of SAVCH, give valuable opinion and advice.
1. Reading Instructions
Symbols of" WARNING" and" CAUTION" in the manual indicates that, for safety running or maintenance of inverters
or other electrical products, attention shall be attached during delivering, installation, operation and checks for the
inverter. And these notes shall be applied for a better and safer operation.
WARNING
CAUTION
● Do not touch circuit board and other components after power supply off and CHARGE indicators are still ON.
● Never connect wires while power on. Do not check components or signal for circuit board during operation.
● Do not dismantle or change inner wire, circuit or components unnecessarily. Make sure grounding terminals
are correctly grounded. 200V class: Grounding Ⅲ; 400V class: Special Grounding.
● Do not perform a insulation test and withstand voltage test by megohmmeter, it can cause semi-conductor
components to be damaged by high voltage.
● Never connect the output terminals U, V, W to AC power supply.
● IC of CMOS on control circuit of the inverter shall be damaged by electrostatic influence. Do not touch main
circuit board.
2. Products receiving
All products have been performed with strict test and inspection. After receiving the inverters, the following checks
shall be performed.
● To check that SAVCH inverter, an instruction manual.
● To check whether model number correspond with model and capacity your purchase order.
● To check whether there are damaged parts during transportation and delivering. If there are, do not connect with
power supply.
If any of the above checkpoints are not satisfactory, contact your SAVCH representative for a quick resolution.
Indicates a potentially hazardous situation visiting. If not used correctly, personnel
damage even death may be caused.
Indicates a potentially hazardous situation visiting. If not used correctly, serious
damage to inverter or machine may be resulted.
WARNING
CAUTION
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