Yaskawa R1000 Series Power Regenerative Unit - Manual (Page 202)

202 YASKAWA ELECTRIC TOEP C710656 08B YASKAWA Power Regenerative Unit - R1000 Instruction Manual
D.1 Section Safety
D.1 Section Safety
W ARNING
Electrical Shock Hazard
Do not operate equipment with covers removed.
Failure to comply could result in death or serious injury.
The diagrams in this section may show regenerative units without covers or safety shields to show details. Be
sure to reinstall covers or shields before operating the regenerative units and run the regenerative units according
to the instructions described in this manual.
Do not connect or disconnect wiring while the power is on.
Failure to comply will result in death or serious injury.
Always ground the motor-side grounding terminal.
Improper equipment grounding could result in death or serious injury by contacting the motor case.
Do not touch any terminals before the capacitors have fully discharged.
Failure to comply could result in death or serious injury.
Before wiring terminals, disconnect all power to the equipment. The internal capacitor remains charged even
after the power supply is turned off. After shutting off the power, wait for at least the amount of time specified on
the regenerative unit before touching any components.
Do not allow unqualified personnel to perform work on the regenerative unit.
Failure to comply could result in death or serious injury.
Installation, maintenance, inspection, and servicing must be performed only by authorized personnel familiar
with installation, adjustment, and maintenance of regenerative units.
Do not perform work on the regenerative unit while wearing loose clothing, jewelry, or lack of eye
protection.
Failure to comply could result in death or serious injury.
Remove all metal objects such as watches and rings, secure loose clothing, and wear eye protection before
beginning work on the regenerative unit.
Do not remove covers or touch circuit boards while the power is on.
Failure to comply could result in death or serious injury.
Fire Hazard
Tighten all terminal screws to the specified tightening torque.
Loose electrical connections could result in death or serious injury by fire due to overheating of electrical
connections.
Do not use an improper voltage source.
Failure to comply could result in death or serious injury by fire.
Verify that the rated voltage of the regenerative unit matches the voltage of the incoming power supply before
applying power.
Do not use improper combustible materials.
Failure to comply could result in death or serious injury by fire.
Attach the regenerative unit to metal or other noncombustible material.
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