# Archive: Category «Low Voltage»

Page 3 of 1212345 10 Last »

# Protection from fault current by automatic power supply disconnection

The use of protective conductors linking all the exposed conductive parts of all equipment creates a circuit called the “fault loop” designed for circulation of the fault current that arises… Read more

Nov 21, 2016 | Edvard

# Installation tips for prefabricated busbar systems and cables

The term installation configuration, when applied to prefabricated busbar systems and cables – power transport and power distribution in the installation, essentially refers to the geometric requirements of the conductor… Read more

Nov 14, 2016 | Edvard

# 6 lockout operations every electrician MUST perform and respect

The lockout operations or safety procedures are precisely and clearly defined operations, the aim of which is always to ensure that situations are, and remain, safe. This will enable people… Read more

Nov 07, 2016 | Edvard

# Advices how to calculate the power loss inside the LV switchboard

In order to give the necessary indications on the methods intended to calculate power loss and improve the current carrying capacity of the circuit breakers inside LV switchboard, first of… Read more

Sep 30, 2016 | Edvard

# 7 typical layout designs of 11kV indoor distribution substation

The following layout designs of indoor distribution substation are typical only and should not be used as construction drawings as they are presented as an example. Some designs achieve minimum… Read more

Sep 26, 2016 | Edvard

# What a ground fault circuit interrupter does and what it does not do

A ground fault circuit interrupter (GFCI) monitors the current balance between the ungrounded “hot” conductor and the grounded conductor. As soon as the current flowing through the “hot” conductor is in… Read more

Sep 09, 2016 | Edvard

# Breaking of a short circuit current in a direct current system

Direct current presents different problems than alternating current with aregard to the phenomena associated to the breaking of a short circuit current and interruption of other types of high value… Read more

Aug 29, 2016 | Edvard

# Calculate reactive power of the capacitor bank and improve power factor

For the dimensioning of the capacitor bank to be installed in order to improve the power factor of a plant, it is necessary to calculate correctly the power factor according… Read more

Aug 24, 2016 | Edvard

# Why busbar trunking system is a space saving solution worth every penny

As line distribution boards, busbar trunking system (BTS) also belongs to the group of switchgear assemblies documented in IEC 61439 (VDE 0660-600). Apart from the general requirements of IEC 61439-1… Read more

Aug 17, 2016 | Edvard

# What type of residual current device (RCD) you should use for protection?

It is not quite clear when and by whom the first residual current device (RCD) was developed, but it certainly appeared on the market in the 1950s and was initially… Read more

Jul 28, 2016 | Edvard

Page 3 of 1212345 10 Last »