How many user levels are there in Smart Demand Controller EM3460.

There are four different levels of user and passwords: 1xxx, 2xxx, 3xxx, and 4xxx. The xxx in each password is an independent number from 000 to 999 and can be changed periodically by its authorized...

What is the difference between tripping mechanism of DC MCCB and AC MCCB?

MCCB designed for interrupting an AC load do not require the contacts to separate as fast as for a DC load since AC goes through a zero crossing every half cycle. The arc will be extinguished each...

Testing and tripping of AC/DC MCB.

The test procedure for MCBs thermal tripping verification is the same in AC and DC with normally no difference of product behaviour. The test procedure is: Int=1.13.In no tripping (3600s for 6-10A...

Conzerv em6400ng+ user manual

Please find the user guide for conzerv em6400ng+ Meters

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How to differentiate power consumption & power dissipation .

The power Consumption in VA is Bus Current * Voltage And the Power dissipation is "lost" or wasted power, represented by the power converted to lower forms such as heat that are no longer...

What is RCCB and Which type of RCCB is suitable for inverter load?

Electricity has become an indispensable part of our lives, but one cannot ignore that it comes with its share of perils to human life and property. With significant risks like electrocution and fire,...

What is Rated short-time withstand current: Ik (A)?

This is the rms value of the current which the switchgear can carry in the closed position during a specified short time. Short time is generally 1 s, and sometimes 3 s.

What is Rated Transient Recovery Voltage (TRV)?

This is the voltage that appears across the terminals of a circuit breaker pole after the current has been interrupted. The recovery voltage wave form varies according to the real circuit...