degrees of protection to IEC60529
The degess of protection for ACB is IP20 as standard (under the condition that front door is closed). For MCCB and ELCB, the degrees of protection can be IP2... More Details >>
B-ST is possible. More Details >>
lower limit of operational voltage fo...
It is DC 24V. More Details >>
Plug-in type NF1600-SEW produced
It is impossible. More Details >>
Bar terminal material for 400A is aluminum alloy, and for 630A or higher is copper. More Details >>
4-pole type in 100VAC or 110VAC
The rated operational voltages for them are 200 to 440VAC. If using them in 100VAC or 110VAC circuit, earth-leakage protection does not operate. More Details >>
Horizontal allowable distance when in...
Flatness of mounting plane: 1 mm or less.In addition, it is necessary to consider the horizontality of the panel. More Details >>
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 >>
Calorific value of the circuit breaker
1. The internal resistance (per pole) is described in the catalog and technical notes. 2. Power consumption (W) = RI^2 x Poles = Resistance (Ω) x Load curre... More Details >>
Type AC: Operates with AC Type A: Operates not only with AC but also with pulsating current <Reference> TYPE B: Operates with DC More Details >>
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