32
YASKAWA ELECTRIC
TOEP C710656 10B YASKAWA Power Regenerative Unit - R1000 Instruction Manual
3.1 Section Safety
3.1 Section Safety
DANGER
Electrical Shock Hazard
Do not connect or disconnect wiring while the power is on.
Failure to comply will result in death or serious injury.
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 units without covers or safety shields to show details. Be sure to reinstall covers
or shields before operating the unit and run the unit according to the instructions described in this manual.
Always use a type B earth leakage circuit breaker (ELCB) according to IEC/EN 60755 when a protective
residual current monitor/detection device is installed for indirect or direct shock hazard protection.
The regenerative unit can cause a residual current with a DC component in the protective earthing conductor.
Do not perform work on the unit while wearing loose clothing, jewelry or without 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 unit.
Do not remove covers or touch circuit boards while the power is on.
Failure to comply could result in death or serious injury.
Do not allow unqualified personnel to perform work on the 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 this equipment.
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 unit before
touching any components.
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 improper combustible materials.
Failure to comply could result in death or serious injury by fire.
Do not install the unit to a combustible surface. Never place combustible materials on the unit.
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 unit matches the voltage of the incoming power supply before applying power.
When installing options, perform all wiring exactly as specified in the wiring diagrams provided.
Failure to do so can result in fire. Improper wiring may damage option components.
TOEP_C710656_10B_1_0.book 32 ページ ２０１５年１月８日 木曜日 午後８時５５分
