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Relay-contact Form
Ningbo Minsheng Machinery Co.,Ltd | Updated: Sep 14, 2016

There are three basic forms of relay contacts:

1, movable type (normally open) (H) coil not energized when the two contacts are disconnected, power, the two contacts are closed. Ruby-prefix of the word "h".

2, fault type (normally closed) (d) coil not powered on when contacts are closed, the two contacts of the power disconnect. Hyphenation Ruby-prefix "d".

3, conversion type (Z) this is the contact group. The contact group has three contacts, contacts in the Middle, below a fixed contact. Coil not energized when, contacts and one static contacts open and the other closed, after the coil is energized, moving contact moves, which open into a closed, closed into a disconnected state, achieve the purpose of conversion. Such contact groups, known as conversion of contacts. "Then" character Ruby-prefix "z".

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