Installation Procedure - YASKAWA SI-EM3 Installation Manual

5

Installation Procedure

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Section Safety
Do not connect or disconnect wiring while the power is on.
Failure to comply will result in death or serious injury.
Disconnect all power to the drive and wait at least the amount of time specified on the
drive front cover safety label.
After all indicators are off, measure the DC bus voltage to confirm safe level, and check
for unsafe voltages before servicing. The internal capacitor remains charged after the
power supply is turned off.
Do not remove the front covers of the drive while the power is on.
Failure to comply could result in death or serious injury.
The diagrams in this section may include options and drives without covers or safety
shields to show details. Be sure to reinstall covers or shields before operating any devices.
The option should be used according to the instructions described in this manual.
Do not allow unqualified personnel to use equipment.
Failure to comply could result in death or serious injury.
Maintenance, inspection, and replacement of parts must be performed only by authorized
personnel familiar with installation, adjustment, and maintenance of this product.
Do not touch circuit boards while the power to the drive is on.
Failure to comply could result in death or serious injury.
YASKAWA ELECTRIC TOBP C730600 57B 1000-Series Option SI-EM3 Installation Manual
DANGER
Electrical Shock Hazard
W ARNING
Electrical Shock Hazard
5 Installation Procedure
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