Start main contents

Factory Automation

FAQ

Factory Automation

FAQAbout Products

  • Font Size
  • S
  • M
  • L

Keyword Search

You can search two or more words separated by a space. 
 AND : Put a space between the words in a keyphrase.
 OR  : Add a vertical bar ( | ) between the words in a keyphrase.
 NOT : Add a minus sign ( - ) followed by the words that you would like to exclude.

FAQ within [ Molded Case Circuit Breakers ]

11-20 of Total 49

prev 2 / 5page next

  • Cascade breaking

    It is a method which breaks short circuit current with both upstream and downstream circuit breakers. For example, in the case that short circuit current at ... More Details >>

    • No：22357
    • Release Date：2018/08/31 14:33

  • MCCB Reverse connection

    Almost MCCBs can be connected n reverse. Check the item column of specification table "reverse connection" in the catalog. If it says "Possible", MCCB can be... More Details >>

    • No：22442
    • Release Date：2018/08/31 14:33

  • Inverse time delay operating characteristic

    It is a characteristic that operating time inversely become shorter as current increases. For Molded Case Circuit Breakers, protection characteristic meeting... More Details >>

    • No：22387
    • Release Date：2018/08/31 14:33

  • How to install cassette type accessories

    A circuit breaker shall be Trip position when installing Cassette type accessory. The breaker may be damaged if installing in "ON" or "OFF" position. Moreove... More Details >>

    • No：22422
    • Release Date：2018/08/31 14:33

  • Minimum operating voltage

    Use with 24V, 0.5A or more for AC and DC in normal use. If the breakers are used less than 24V, use with 6V, 1A or more. Moreover, regular inspection of is ... More Details >>

    • No：22401
    • Release Date：2018/08/31 14:33

  • 2P MCCB only 1-pole use

    No, you must not use 2-pole circuit breaker as 1-pole circuit breaker (series connection as only single phase ). If using it as 1-pole circuit breaker, these... More Details >>

    • No：22382
    • Release Date：2018/08/31 14:33

  • Rated insulation voltage

    It is voltage which ensures withstand voltage and it is used as basis to determine insulation distance. More Details >>

    • No：22362
    • Release Date：2018/08/31 14:33

  • Use in 40℃～60℃

    Operating ambient temperature is set to - 10℃ to 40℃. ( However, its average over a period of 24h does not exceed 35℃.) In the case that the ambient temperat... More Details >>

    • No：22370
    • Release Date：2018/08/31 14:33

  • MCCB 3P4W 3P use

    If switching of neutral pole is not needed, it is possible to use 3-pole MCCB for 3-phase 4- wire circuit. Generally, it is recommended to use 4-pole circuit... More Details >>

    • No：22385
    • Release Date：2018/08/31 14:33

  • Switch disconnector

    Switch disconnector is a switch compatible with IEC 60947-3 standard, and it has no overcurrent tripping element. Please use it as a switch with large switch... More Details >>

    • No：22379
    • Release Date：2018/08/31 14:33

11-20 of Total 49

Inquiries

Contact Us

page top