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Phase sequence protection relays. Electronic phase sequence protection relays, multi-function protector, electromagnetic relays, miniature circuit breakers

 

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Miniature Circuit Breaker

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BG20-40 Surge protector

1.SPD for a port, anti-electric shock protection, indoor fixed installation, voltage limiting type.
2. SPD built-in disconnector, when the SPD due to overheating, breakdown failure, the detachment can automatically be removed from the grid, while giving the signal. SPD normal work when the visual window shows green, failure to show off after the red.
3.the use of high-quality imported chips, flow through the large. Product application and installation location LU1 series surge protector for Class B lightning protection, for lightning when the equipotential bonding, installed in the LPZOA area or LPZOB area and LPZ1 area interface.

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product manual

Surge protector for AC 50 / 60Hz, rated voltage to 380V TN-S, TN-C-S, TT, IT and other power supply system, the indirect lightning and direct lightning effects or other transient over-voltage surge protection. SPD conforms to GB18802.1 / IEC61643-1.


Features

1, SPD for a port, anti-electric shock protection, indoor fixed installation, voltage limiting type.

2, SPD built-in disconnector, when the SPD due to overheating, breakdown failure, the detachment can automatically be removed from the grid, while giving the signal. SPD normal work when the visual window shows green, failure to show off after the red.

3, the use of high-quality imported chips, flow through the large. Product application and installation location LU1 series surge protector for Class B lightning protection, for lightning when the equipotential bonding, installed in the LPZOA area or LPZOB area and LPZ1 area interface.


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