Excellent quality for XJM7 Measuring Box (Low Voltage Power Measurement Box) for Bulgaria Importers
Exterior and dimensions
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XJM7 series of lighting Power metering box is suitable in power centralized measurement management of apartment buildings office buildings. Pulse-type power meter can be installed to according to the design needs to achieve computer management. Besides, proper location is preserved to install remote-measuring remote sensing equipment. There are small circuit breakers installed in the cabinet to protect the line from overload, short circuit. The power meter and circuit breaker rated current are selected by design.
In line with GB7251.1-1997 and 7251.3-1997 standards.
Explication simple du fonctionnement du dispositif différentiel d’un disjoncteur.
Le disjoncteur différentiel assure la protection des personnes en cas de contact accidentel avec une pièce sous tension.
A circuit breaker is a automatically operated electrical switch designed to protect an electrical circuit from damage casued by overload or short circuit.
Types of circuit breakers:
1. Oil circuit breakers
2. Vacuum circuit breakers
3. Air blast circuit breakers
4. SF6 circuit breakers
5. Miniature circuit breakers
6. Earth leakage circuit breakers
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