Instruction on installation
WARNING
・ Mount this DB unit on an material such as metal.
Fire may result.
・ Do not place combustible or flammable material near this DB unit。
Fire may result.
・ Contain the DB unit into a panel etc. so as not to be able to touch it easily.
Electric shock or accident may result.
・ Ensure that the specified bolts are used when installing the DB unit.
There is a risk of accident or injury.
CAUTION
・ Do not hold the front cover when carrying the DB unit.
Injury by dropping may result.
・ Ensure that the DB unit and cooling fins are kept free if foreign matters such as lint, paper, small chips of
wood or metal, or dust.
Fire or accident may result.
・ Do not install or operate a damaged DB unit or a DB unit missing parts.
Injury may result.
Instruction on wiring
WARNING
・ Use wires of the specified size for wiring.
Fire may result.
・ Do not connect the DC terminals (P(+) and N(-)) to the connection terminals on the inverter side in
mistake for the polarity （+ and –）.
Fire may result.
・ Ensure that the grounding wire is connected.
Electric shock or fire may result.
・ A licensed specialist must perform the wiring works.
Electric shock may result.
・ Turn off the power before starting the wiring work.
Electric shock may result.
・ Wire after the installation of the DB unit is complete.
Electric shock or fire may result.
CAUTION
・ Check that the rated voltage of the product complies with that of the inverter.
Injury may result.
・ Do not directly connect DC terminals (P(+) and N(-)) to the braking resistor.
Fire may result.
・ The DB unit and wiring generate noise. Take care the malfunction of the sensors and devices in
surroundings.
Accident may occur.
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