These individually mounted main disconnect sections can contain powerpact m p and r frame molded case circuit breakers to a maximum of 2500 a.
Low voltage main switchboard.
Electricity can arc jump from the switches contact at high current.
A visual inspection test b insulation test c high voltage injection test d primary current injection test e metering current transformer polarity test f secondary current injection test 1 2 working location.
Duct to the individually mounted main device main or sub main switchboard bus or vertical main bus of panel mounted circuit protective device panels.
Copper or silver plated copper is available as an option.
Low voltage switchboards features benefits cont d iem difference technical specifications product specifications lv switchboards product sheet fully rated bus is based on density ratings not ul heat rise tests resulting in more bus and lower operating temperatures.
Siemens switchboards cover the entire spectrum of customer applications every aspect of siemens switchboard design has been aimed at improving layout convenience reducing installation costs and minimizing the impact and cost of system changes.
Busway fed by group mounted branch devices are cable connected.
The main characteristics of low voltage switchboards are.
The distribution switchboards including the main low voltage switchboard are essential to the reliability of an electrical system however in order to ensure that their optimum function is utilized they must conform to precise specifications regulating the design and creation low voltage switchboard assemblies.
Modular design structural forms according to the regulations internal arc proof version very compact solutions easy installation and maintenance type tests and acceptance tests thanks to their characteristics imesa low voltage switchboards can offer solutions.
Aluminum riser connections are standard.
These switches are designed to safely disconnect the circuit according to the iec 60947 3 2008 standard.
The aim of this documentation is to outline the fat procedure of low voltage main switchboard.