When Power-Fuse (PF) is used as a high-voltage side protection device, coordination with MCCBs on the secondary side sha

It is necessary to use AL and AX switches that are suitable for the specification of PLC input unit. Generally AL and AX

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

(1) When "N" is marked on the breaker,connect the N phase wire as marked. (2) When "N" is not marked on the breaker,

First, turn OFF the upstream circuit breaker and the relevant circuit breaker. You must not work in the state where volt

Do not take the control power supply of UVT ("Resettable type" and "Reset prevention type") from the secondary side of t

Both of the adjustment knob is set to the maximum value when shipping in order to prevent unwanted earth leakage trippin

Operating characteristics described in our catalog (if there is no "Note" particularly) mean operating time when it star

For Fixed type, the depth from the circuit breaker mounting surface to the panel board front is fixed. Adjustable-type i

It is possible to reverse-connect if the circuit voltage of UL789 listed products is AC240V or less. Since they are doub

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Low-voltage Circuit Breakers

Miniature Circuit Breakers(2)

FAQ within [ Low-voltage Circuit Breakers ]

81-90 of Total 123

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Low-instantaneous trip

When Power-Fuse (PF) is used as a high-voltage side protection device, coordination with MCCBs on the secondary side shall be achieved. Therefore, MCCB has l... More Details >>
- No：22403
- Release Date：2018/08/31 14:33
- Category： Circuit Breakers for Use in Particular Applications
AL/AX direct connection to PLC

It is necessary to use AL and AX switches that are suitable for the specification of PLC input unit. Generally AL and AX switch for micro-load are used for i... More Details >>
- No：22398
- Release Date：2018/08/31 14:33
- Category： Accessories and Related Components
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
How to connect to 2-pole breaker

(1) When "N" is marked on the breaker,connect the N phase wire as marked. (2) When "N" is not marked on the breaker, N phase wire can be connected to eith... More Details >>
- No：37700
- Release Date：2020/01/17 08:58
- Category： Molded Case Circuit Breakers
Electronic MCCB 400-1600A How to change rated current and characteristic curve (Except CE breakers)

First, turn OFF the upstream circuit breaker and the relevant circuit breaker. You must not work in the state where voltage is applied to the relevant circui... More Details >>
- No：22439
- Release Date：2018/08/31 14:33
- Update：2018/08/31 14:35
- Category： Molded Case Circuit Breakers
Where UVT power supplied from?

Do not take the control power supply of UVT ("Resettable type" and "Reset prevention type") from the secondary side of the breakers. If taking the control po... More Details >>
- No：22415
- Release Date：2018/08/31 14:33
- Category： Accessories and Related Components
ELCB Default setting Time-delay type sensitivity

Both of the adjustment knob is set to the maximum value when shipping in order to prevent unwanted earth leakage tripping when Earth Leakage Circuit Breaker ... More Details >>
- No：22388
- Release Date：2018/08/31 14:33
- Category： Earth Leakage Circuit Breakers
Hot start characteristics

Operating characteristics described in our catalog (if there is no "Note" particularly) mean operating time when it starts to carry current from the conditio... More Details >>
- No：22374
- Release Date：2018/08/31 14:33
- Category： Molded Case Circuit Breakers
Fixed-type and Adjustable-type of V-type Operating handle

For Fixed type, the depth from the circuit breaker mounting surface to the panel board front is fixed. Adjustable-type is used when the depth from the circui... More Details >>
- No：22433
- Release Date：2018/08/31 14:33
- Category： Accessories and Related Components
UL ELCBs Reverse connection

It is possible to reverse-connect if the circuit voltage of UL789 listed products is AC240V or less. Since they are double standard products of UL/CSA and CE... More Details >>
- No：22411
- Release Date：2018/08/31 14:33
- Category： Earth Leakage Circuit Breakers

81-90 of Total 123

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