Mechanical Relay
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Frequently Asked Questions
- Latching relays: Difference between the 1-coil and 2-coil latching types
- What is the difference between the sealed type and the flux-resistant type of relay protective construction?
- Series connection on the mechanical relay coil side: Is it possible, for example, to use the relays with a nominal coil DC of 12 V in series connection using a DC 24 V power supply?
- What are features of relays suitable for controlling high-capacity DC (direct current) loads?
- If a terminal arrangement is the same as one of other company’s relays, is a socket for the relay compatible?
- What does a black coil symbol in schematic of a latching relay mean?
- Is there a guideline for pulse width to operate a latching relay?
- Is there polarity with coil terminals?
- Mechanical relay: What are meanings of the following specifications? * Pick-up voltage: XX% or less* Drop-out voltage: XX% or more
- The minimum switching capacity of the contact rating is provided as a reference value, but what does this mean?
- There are two types of surface treatment with gold, but I don’t know how to use Au plated contact and Au clad contact type differently.
- What is the difference between single contact and twin contact structure?
- On a catalog showing the performance overview of a switch, the electrical service life of the switch is specified under the test condition "resistance load." What does this mean?
