Power Electronics SD700SP Series, Hardware And Installation Manual

Page: 8 / 61

SD700SP POWER ELECTRONICS
6
SAFETY INSTRUCTIONS
SAFETY INSTRUCTIONS
IMPORTANT!
Read this manual carefully to maximize the performance of this product and to ensure its safe use and
installation. Power Electronics accepts no responsibility or liability for any damage resulting from
inappropriate use of the equipment. In this manual, safety messages are classified as follows:
WARNING
Do not remove the metal cover while the power is applied or the unit is in operation.
Otherwise electric shock could occur.
Do not run the drive with the front cover removed.
Otherwise, you may get an electric shock due to the high voltage terminals or exposure of charged
capacitors.
The drive does not remove the voltage from the input busbars of the drive. Before working on the drive,
isolate the whole drive from the supply.
Do not remove the cover except for periodic inspections or wiring, even if the input power is not applied.
Otherwise, you may access to the charged circuits and may get an electric shock.
Wiring and periodic inspections should be performed at least 10 minutes after disconnecting the input
power. To remove the front cover check that the DC Link red LED is off, then remove the terminals metallic
cover and check with a multimeter the following measures:
•
Measure between the output power busbars U, V, W and the cabinet and check that the
voltage is around 0V.
•
Measure that the DC link ter, - and chassis voltage are below 30VDC.
Otherwise, you may get an electric shock.
Operate the switches with dry hands. Otherwise, you may get an electric shock.
Do not use cables with damaged insulation. Otherwise, you may get an electric shock.
Do not subject the cables to abrasions, excessive stress, heavy loads or pinching. Otherwise, you may
get an electric shock.
Do not make any insulation or voltage withstand tests on the motor with the drive connected.