Definitions; Disclaimers; Precautions - TAVRIDA ELECTRIC VCB15 Product Manual

1.2 Definitions

Closing Time
The closing time is the time period from the moment the close command is applied to the CM to the time when
all ISM poles make contact.
Opening Time
The opening time is the time period from the moment the trip command is applied to the CM to the time when
all ISM poles are separated.
Break Time
The break time is the time period from the moment the trip command is applied to the CM to the time when the
arcs in all phases are extinguished.

1.3 Disclaimers

Tavrida Electric will not accept any claims for damages caused by improper transport, storage as well as unpacking.
Transport damage must be reported in writing to the supplier as soon as it is discovered.
The Product Guide contains information necessary for the installation, commissioning and operation of the with-
drawable vacuum circuit breakers. Please read the Product Guide carefully before starting and to adhere the
instructions and the relevant regulations to ensure the proper use of the withdrawable vacuum circuit breakers.
Tavrida Electric will not accept any claims for damages caused by improper usage of the withdrawable vacuum
circuit breakers. In case of special configurations, please contact Tavrida Electric prior to usage of the withdrawable
vacuum circuit breakers.

1.4 Precautions

• Before selecting the circuit breaker, please check whether the installation place (Contact interfaces, pole centre
and terminal centre distances, fixed contact shutters operating mechanism, and the surroundings) is suitable
for the withdrawable vacuum circuit breakers.
• Installation, operation and maintenance shall only be carried out by trained and experienced personnel who
are familiar with the equipment and the electrical safety requirements.
• During installation, commissioning, operation and maintenance of the equipment the relevant legal regulations
(such as DIN/VDE/IEC), accident prevention regulations and the connecting conditions of the electric utilities
shall be followed.
• Take note that during operation of the withdrawable vacuum circuit breakers certain parts are subject to
dangerous voltage. Mechanical parts, also remote-controlled, can move quickly. Failure to comply may result
in death, severe personal injury or damage to equipment.
• Pay attention to the hazard statements located throughout the Product Guide.
• The operating conditions of the withdrawable vacuum circuit breakers shall comply with the technical data
specified in the Product Guide.
• Personnel installing, operating and maintaining the equipment shall be familiar with the Product Guide and
its contents.
7