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FAQ within [ Low-voltage Circuit Breakers ]
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Default setting of electronic breakers
Each setting knob of the overcurrent trip characteristic is set to the maximum value and then shipped if not specified. However, only the pre-alarm is set to... More Details >>
- No:22438
- Release Date:2018/08/31 14:33
- Category: Molded Case Circuit Breakers
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It is a standard equipment (automatic reset type) and 30ms of one-pulse is output at overload tripping. Hold-type circuit is necessary since the output time ... More Details >>
- No:22428
- Release Date:2018/08/31 14:33
- Category: Air Circuit Breakers
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SHT has a burning prevention switch and it does not burn even if external switch remains "ON" state (After the circuit breaker trips, a burning prevention sw... More Details >>
- No:22355
- Release Date:2018/08/31 14:33
- Category: Accessories and Related Components
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Storage temperature range of MCCBs and ELCBs
It is from -25 to 55℃ in Trip or OFF position. However, it shall be in an environment without condensation and freezing even in a short time. More Details >>
- No:22426
- Release Date:2018/08/31 14:33
- Category: Molded Case Circuit Breakers
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It is same as the maximum rated operational voltage. More Details >>
- No:22365
- Release Date:2018/08/31 14:33
- Category: Earth Leakage Circuit Breakers
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It is an earth leakage current (Effective value of residual operating current) which definitely trips Earth Leakage Circuit Breaker and Earth Leakage Relay ... More Details >>
- No:22353
- Release Date:2018/08/31 14:33
- Category: Earth Leakage Circuit Breakers
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F-type and V-type operating handle
Both of F-type and V-type can remotely operate a circuit breaker in the panel board and the design of 800A fame or less are unified. Features are as follows.... More Details >>
- No:22389
- Release Date:2018/08/31 14:33
- Category: Accessories and Related Components
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It is possible to modify to Rear-connection type by Mitsubishi's certified staff. More Details >>
- No:22399
- Release Date:2018/08/31 14:33
- Category: Molded Case Circuit Breakers
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The test position is a position where a main circuit is in the "disconnected" state and only control circuit is in the "connected" state. Control circuit che... More Details >>
- No:22405
- Release Date:2018/08/31 14:33
- Category: Air Circuit Breakers
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ACB How to check the operating characteristic
Y-2005 type field test equipment (it is sold separately) enable to check the operating characteristic easily. The test is conducted by connecting the test te... More Details >>
- No:22429
- Release Date:2018/08/31 14:33
- Category: Air Circuit Breakers
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