1 IMPORTANT SAFETY INFORMATION
Please read the IMPORTANT SAFETY INFORMATION below, and all Warning and Caution information elsewhere.
Danger: Indicates a risk of electric shock,
which, if not avoided, could result in damage
to the equipment and possible injury or death.
This variable speed drive product (Optidrive) is
intended for professional incorporation into complete
equipment or systems as part of a fixed installation. If
installed incorrectly it may present a safety hazard. The
Optidrive uses high voltages and currents, carries a high
level of stored electrical energy, and is used to control
mechanical plant that may cause injury. Close attention
is required to system design and electrical installation to
avoid hazards in either normal operation or in the event
of equipment malfunction. Only qualified electricians
are allowed to install and maintain this product.
System design, installation, commissioning and
maintenance must be carried out only by personnel who
have the necessary training and experience. They must
carefully read this safety information and the instructions
in this Guide and follow all information regarding
transport, storage, installation and use of the Optidrive,
including the specified environmental limitations.
Do not perform any flash test or voltage withstand test
on the Optidrive. Any electrical measurements required
should be carried out with the Optidrive disconnected.
Internal surge arrestors are fitted, intended to protect
against damage due to mains borne spikes, which will
result in the product failing the flash test.
Electric shock hazard! Disconnect and ISOLATE the
Optidrive before attempting any work on it. High
voltages are present at the terminals and within the drive
for up to 10 minutes after disconnection of the electrical
supply. Always ensure by using a suitable multimeter that
no voltage is present on any drive power terminals prior
to commencing any work.
Where supply to the drive is through a plug and socket
connector, do not disconnect until 10 minutes have
elapsed after turning off the supply.
Ensure correct earthing connections and cable selection
as per defined by local legislation or codes. The drive
may have a leakage current of greater than 3.5mA;
furthermore the earth cable must be sufficient to carry
the maximum supply fault current which normally will
be limited by the fuses or MCB. Suitably rated fuses or
MCB should be fitted in the mains supply to the drive,
according to any local legislation or codes.
Do not carry out any work on the drive control cables
whilst power is applied to the drive or to the external
control circuits.
2 | Coolvert Quick Start User Guide | Version 1.00
Danger: Indicates a potentially hazardous
situation other than electrical, which if not
avoided, could result in damage to property.
Within the European Union, all machinery in which this
product is used must comply with Directive 98/37/EC,
Safety of Machinery. In particular, the machine manufacturer
is responsible for providing a main switch and ensuring the
electrical equipment complies with EN60204-1.
The level of integrity offered by the Optidrive control input
functions – for example stop/start and maximum speed, is
not sufficient for use in safety-critical applications without
independent channels of protection. All applications where
malfunction could cause injury or loss of life must be subject to a
risk assessment and further protection provided where needed.
The driven motor can start at power up if the enable input
signal is present.
The STOP function does not remove potentially lethal high
voltages. ISOLATE the drive and wait 10 minutes before
starting any work on it. Never carry out any work on the Drive,
Motor or Motor cable whilst the input power is still applied.
The Optidrive can be programmed to operate the driven
motor at speeds above or below the speed achieved when
connecting the motor directly to the mains supply. Obtain
confirmation from the manufacturers of the motor and the
driven machine about suitability for operation over the
intended speed range prior to machine start up.
Do not activate the automatic fault reset function on any systems
whereby this may cause a potentially dangerous situation.
Optidrives are intended for indoor use only.
When mounting the drive, ensure that sufficient cooling is
provided. Do not carry out drilling operations with the drive in
place, dust and swarf from drilling may lead to damage.
The entry of conductive or flammable foreign bodies should
be prevented. Flammable material should not be placed
close to the drive.
Relative humidity must be less than 95% (non-condensing) for
the front of the drive.
Ensure that the supply voltage, frequency and no. of phases
(1 or 3 phase) correspond to the rating of the Optidrive as
delivered.
Never connect the mains power supply to the Output
terminals U, V, W.
Do not install any type of automatic switchgear between the
drive and the motor. This may cause the drive protection to
activate, resulting in a trip and loss of operation.
Wherever control cabling is close to power cabling, maintain
a minimum separation of 100 mm and arrange crossings at
90 degrees.
Ensure that all terminals are tightened to the appropriate
torque setting.
Do not attempt to carry out any repair of the Optidrive. In
the case of suspected fault or malfunction, contact your local
Invertek Drives Sales Partner for further assistance.
www.invertekdrives.com
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