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[NF400-SEW 3P] High reliability,Best performance And Abundant Accessories and Easy Installation

MITSUBISHI ELECTRIC NF400-SEW 3P Circuit Breaker (3 poles)(Rated insulation voltage 690V) NN

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Product Information

NF400-SEW 3P 250A (no stock)
NF400-SEW 3P 300A (no stock)
NF400-SEW 3P 350A (no stock)
NF400-SEW 3P 400A (no stock)

Series S Series
Frame size 400
Type name NF400-SEW
Rated current In (Amp.) 250,300,350,400
Rated ambient temperature (deg. CEL) 40
Number of poles 3
Rated insulation voltage Ui (V) 690
Rated short-circuit breaking capacities (kA) IEC 60947-2
690V 10/10 (5/5) (*1)
500V 30/30 (25/25) (*1)
440V 42/42 (36/36) (*1)
415V 50/50 (36/36) (*1)
400V 50/50 (36/36) (*1)
380V 50/50 (42/42) (*1)
230V 85/85 (65/65) (*1)
DC 250V -
Suitability for isolation Compatible
Utilization category B
Rated short-time withstand current Icw (kA) 5
Reverse connection (terminals unmarkied) Possible
Rated impulse withstand voltage Uimp (kV) 8
Pollution degree 3
Mass of front-face type (kg) 6.0
Automatic tripping device Electronic
Trip button Equipped

Note. (*1) In case of solderless terminal, breaking capacity decreases to (/).

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