Safety Messages - YASKAWA L1000V Technical Manual

i.2 Ge n e ra l S a fe ty
u Safety Messages
Heed the safety messages in this manual.
Failure to comply will result in death or serious injury.
The operating company is responsible for any injuries or equipment damage resulting from failure to heed the warnings
in this manual.
Do not connect or disconnect wiring or service the drive while the power is on.
Failure to comply will result in death or serious injury.
Before servicing, 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 drive before
touching any components.
The drive system or elevator may start unexpectedly upon application of power, resulting in death or serious
injury.
• Clear all personnel from the drive, motor, and machine area before applying power.
• Secure covers, couplings, shaft keys, and machine loads before applying power to the drive.
Ensure there are no short circuits between the main circuit terminals (R/L1, S/L2, and T/L3) or between the
ground and main circuit terminals before restarting the drive.
Failure to comply may result in serious injury or death and will cause damage to equipment.
System may start unexpectedly upon application of power when the Auto-restart function is enabled resulting in
death or serious injury.
Use care when enabling Auto-restart as this function may cause unintended start of the elevator.
Stay clear of the motor during rotational Auto-Tuning. The motor may start operating suddenly.
During automatic starting of equipment, the machine may start moving suddenly, which could result in death or serious
injury.
Do not attempt to modify or alter the drive in any way not explained in this manual.
Yaskawa is not responsible for damage caused by modification of the product made by the user. Failure to comply
could result in death or serious injury from operation of damaged equipment.
Do not operate equipment with covers removed.
Failure to comply could result in death or serious injury.
The diagrams in this section may show drives without covers or safety shields to show details. Be sure to reinstall
covers or shields before operating the drives and run the drives according to the instructions described in this manual.
Do not connect or disconnect wiring to the drive or motor while the power is on.
Failure to comply will result in death or serious injury. Before servicing, disconnect all power to the equipment. The
internal capacitor remains charged even after the power supply is turned off. The charge indicator LED will extinguish
when the DC bus voltage is below 50 Vdc. To prevent electric shock, wait at least five minutes after all indicators are
OFF and measure the DC bus voltage level to confirm safe level.
14
DANGER
Electrical Shock Hazard
W ARNING
Sudden Movement Hazard
Electrical Shock Hazard
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