High Voltage Safety General Safety Instructions for High Voltage - PowerPoint PPT Presentation

General Safety Instructions for High Voltage Machines High Voltage Safety General Safety Instructions for High Voltage Machines W. Maes Department of Marine Engineering Antwerp Maritime Academy HV, 2015 Willem Maes High Voltage Safety

General Safety Instructions for High Voltage Machines Outline General Safety Instructions for High Voltage Machines 1 General Safety Instructions - Machines Willem Maes High Voltage Safety

General Safety Instructions for High Voltage Machines General Safety Instructions - Machines Outline General Safety Instructions for High Voltage Machines 1 General Safety Instructions - Machines Willem Maes High Voltage Safety

General Safety Instructions for High Voltage Machines General Safety Instructions - Machines General Safety Instructions - Machines Electric machines have dangerous live and rotating parts and may have hot surfaces. All operations serving, transport, installation, connection, commissioning, operation and maintenance shall be carried out by responsible skilled people Willem Maes High Voltage Safety

General Safety Instructions for High Voltage Machines General Safety Instructions - Machines Electrical Connections - Safety Rules Figure : De-energize Willem Maes High Voltage Safety

General Safety Instructions for High Voltage Machines General Safety Instructions - Machines Electrical Connections - Safety Rules Figure : Isolate the circuit from the power source Willem Maes High Voltage Safety

General Safety Instructions for High Voltage Machines General Safety Instructions - Machines Electrical Connections - Safety Rules Figure : Provide safeguard against reclosing Willem Maes High Voltage Safety

General Safety Instructions for High Voltage Machines General Safety Instructions - Machines Electrical Connections - Safety Rules Figure : Connect to earth and short Willem Maes High Voltage Safety

General Safety Instructions for High Voltage Machines General Safety Instructions - Machines Electrical Connections - Safety Rules Before starting with the job: The following rules must be strictly applied: De-energize Verify safe isolation from supply Provide safeguard against reclosing Connect to earth and short Cover or provide barriers against neighbouring live parts Willem Maes High Voltage Safety

General Safety Instructions for High Voltage Machines General Safety Instructions - Machines Electrical Connections - Safety Rules Before starting with the job: The following rules must be strictly applied: De-energize Verify safe isolation from supply Provide safeguard against reclosing Connect to earth and short Cover or provide barriers against neighbouring live parts Willem Maes High Voltage Safety

General Safety Instructions for High Voltage Machines General Safety Instructions - Machines Electrical Connections - Safety Rules Before starting with the job: The following rules must be strictly applied: De-energize Verify safe isolation from supply Provide safeguard against reclosing Connect to earth and short Cover or provide barriers against neighbouring live parts Willem Maes High Voltage Safety

General Safety Instructions for High Voltage Machines General Safety Instructions - Machines Electrical Connections - Safety Rules Before starting with the job: The following rules must be strictly applied: De-energize Verify safe isolation from supply Provide safeguard against reclosing Connect to earth and short Cover or provide barriers against neighbouring live parts Willem Maes High Voltage Safety

General Safety Instructions for High Voltage Machines General Safety Instructions - Machines Electrical Connections - Safety Rules Before starting with the job: The following rules must be strictly applied: De-energize Verify safe isolation from supply Provide safeguard against reclosing Connect to earth and short Cover or provide barriers against neighbouring live parts Willem Maes High Voltage Safety

General Safety Instructions for High Voltage Machines General Safety Instructions - Machines Electrical Connections - Safety Rules De-energize auxiliary circuits (for example space heaters)! Note rating plate markings and connection diagram in the terminal box! Willem Maes High Voltage Safety

General Safety Instructions for High Voltage Machines General Safety Instructions - Machines Electrical Connections - Safety Rules De-energize auxiliary circuits (for example space heaters)! Note rating plate markings and connection diagram in the terminal box! Willem Maes High Voltage Safety

General Safety Instructions for High Voltage Machines General Safety Instructions - Machines Electrical Connections - Safety Rules Figure : safe and permanent electric connection?? Willem Maes High Voltage Safety

General Safety Instructions for High Voltage Machines General Safety Instructions - Machines Electrical Connections - Safety Rules Figure : always use cablelugs on flexible cable Willem Maes High Voltage Safety

General Safety Instructions for High Voltage Machines General Safety Instructions - Machines Electrical Connections - Safety Rules The connection must be made in a way that a safe and permanent electric connection can be maintained Use appropriate cable terminals Establish and maintain safe equipotential bonding Willem Maes High Voltage Safety

General Safety Instructions for High Voltage Machines General Safety Instructions - Machines Electrical Connections - Safety Rules The connection must be made in a way that a safe and permanent electric connection can be maintained Use appropriate cable terminals Establish and maintain safe equipotential bonding Willem Maes High Voltage Safety

General Safety Instructions for High Voltage Machines General Safety Instructions - Machines Electrical Connections - Safety Rules The connection must be made in a way that a safe and permanent electric connection can be maintained Use appropriate cable terminals Establish and maintain safe equipotential bonding Willem Maes High Voltage Safety

General Safety Instructions for High Voltage Machines General Safety Instructions - Machines Electrical Connections - Safety Rules Figure : Establish and maintain safe equipotential bonding Willem Maes High Voltage Safety

General Safety Instructions for High Voltage Machines General Safety Instructions - Machines Electrical Connections - Safety Rules Figure : Air clearance for HV (IACS) Willem Maes High Voltage Safety

General Safety Instructions for High Voltage Machines General Safety Instructions - Machines Electrical Connections - Safety Rules Figure : creepage distances (IACS) Willem Maes High Voltage Safety

General Safety Instructions for High Voltage Machines General Safety Instructions - Machines Electrical Connections - Safety Rules The clearances between High Voltage unisolated live parts and between such parts and earth must not be below the values of appropriate standards (minimal) and values given in the manufacturer’s documentation No foreign bodies, dirt or moisture is allowed in the terminal box Close unused cable entrance holes and the box itself in a dust- and watertight manner.(maintain its IP rating) Lock the key when the machine is run without coupling Willem Maes High Voltage Safety

General Safety Instructions for High Voltage Machines General Safety Instructions - Machines Electrical Connections - Safety Rules The clearances between High Voltage unisolated live parts and between such parts and earth must not be below the values of appropriate standards (minimal) and values given in the manufacturer’s documentation No foreign bodies, dirt or moisture is allowed in the terminal box Close unused cable entrance holes and the box itself in a dust- and watertight manner.(maintain its IP rating) Lock the key when the machine is run without coupling Willem Maes High Voltage Safety

General Safety Instructions for High Voltage Machines General Safety Instructions - Machines Electrical Connections - Safety Rules The clearances between High Voltage unisolated live parts and between such parts and earth must not be below the values of appropriate standards (minimal) and values given in the manufacturer’s documentation No foreign bodies, dirt or moisture is allowed in the terminal box Close unused cable entrance holes and the box itself in a dust- and watertight manner.(maintain its IP rating) Lock the key when the machine is run without coupling Willem Maes High Voltage Safety

General Safety Instructions for High Voltage Machines General Safety Instructions - Machines Electrical Connections - Safety Rules The clearances between High Voltage unisolated live parts and between such parts and earth must not be below the values of appropriate standards (minimal) and values given in the manufacturer’s documentation No foreign bodies, dirt or moisture is allowed in the terminal box Close unused cable entrance holes and the box itself in a dust- and watertight manner.(maintain its IP rating) Lock the key when the machine is run without coupling Willem Maes High Voltage Safety

General Safety Instructions for High Voltage Machines General Safety Instructions - Machines Electrical Connections - Safety Rules Figure : Lock the key when the machine is run without coupling Willem Maes High Voltage Safety