Instruction on disposal
CAUTION
・ Treat the DB unit as industrial waste when disposing it.
Injury may result.
Other instructions
WARNING
・ Never modify the product.
Electric shock or injury may result.
Conformity to Low Voltage Directive in Europe
CAUTION
・ Ensure that the DB unit is grounded.
・ When wiring to the main circuit terminals and terminal for grounding of the inverter, use round terminals for the
cable.
・ Use a single cable to connect the grounding terminal G of the DB unit. (Do not use two or more wires
for the wiring.)
・ Use the DB unit under overvoltage category III conditions and maintain Pollution degree 2 or better as
specified in IEC 664. To maintain Pollution degree 2 or better, install the DB unit in a control panel (IP54 or
higher level) having a structure free from water, oil, carbon, dust, etc.
・ For the input-output wiring of the DB unit, use cable (wire diameter and type) as specified in Appendix C in
EN 60204.
・ To prevent electric shock at terminals or live parts, install the braking resistor as follows:
1) Install inside an IP4X cabinet or a barrier if electrical parts are exposed.
2) Install inside an IP2X cabinet or a barrier if electrical parts are not exposed.
GENERAL ATTENTION
Some illustrations in this manual are drawn in the status with removed cover or block for safety to describe in
detail. When operating the product, ensure that the cover or block is returned to the original as the
specification, and operate in accordance with the manual.
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