High dynamic thermal stability.
Rated voltage 400v,applicable to ac50hz or 60hz.
Widely used in industrial and mining enterprised,high-rise buildings,commercial and family places.
Comply with iec60947-3,gb/t14048.3 and other standards.
Omitted:no window required
K:contact observation window
F11:1 normally open 1 normally closed
F22:2 normally open 2 normally closed
Omitted:broad front wiring
Packaging and shipping
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