Explanation Of Symbols Used; Basic Safety Requirements - XINDA WYJ140 Series Operating Manual

1 Precautions for use of the machine
Thank you very much for purchasing our products. In order to ensure that the elevator can run
with high safety, reliability and quality, the elevator operators should be trained and become familiar
with the installation, commissioning and operation of this product, and know elevator construction
very well. This product should be installed, tested, accepted, used and maintained according to this
manual and GB7588-2003 "Safety Rules for the Manufacturing and Installation of Electric
Lifts"(egvEN81-1:1998"Safety rules for the construction and installation of electric lifts") as well. The
manufacturer will not take any responsibility for any personal injury or equipment damage caused
due to improper handling or violating above-mentioned manual and safety rules during the
installation, commissioning, acceptance, use and maintenance of the product. To guarantee correct
installation and operation of the motor, please read this manual carefully at first.

Explanation of symbols used

1.1
4 types of symbols are used in this operating manual as follows:
Adequate safety measures must be taken, otherwise there will possibly be significant
personal injury (even death) or serious equipment damages
It is necessary to take adequate preventive actions, otherwise personal injury (but not
death) or equipment damages may be caused. However, serious personal injury
(even death) or serious equipment damages may also be caused when external
conditions have changed but preventive actions are not changed accordingly.
Pay more attention to the inspection and operation, otherwise personal injury or
equipment damages may be caused.
Prompt for relative knowledge.

Basic safety requirements

1.2
Gearless traction machine must be installed in a lockable room, so that only
specially-trained persons can have access to it.
l
Operators must operate the machine strictly according to the manual and GB7588-2003
(egvEN81-1:1998) rules, otherwise dangers and damages will be caused
l
After completion of the installation, check whether the motor and brake can function normally
according to the requirements.
l
The motor must not be connected directly with 3-phase power supply, but should be powered
by the frequency converter which is designed to drive the synchronous permanent-magnet
type motor
l
The magnet coils of the motor and brake are heating elements, and any objects which will
prevent its heat dissipation must not be placed on the coils
l
High voltage is generated during motor rotation, and even if the power supply of the
frequency converter is disconnected, therefore touching the motor connection terminals is