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MCB NXB-63 1P 6kA

Overview

Overload protection, short circuit protection and isolation. It is widely used in building power distribution, industrial power distribution,
as well as control and protection for a variety of equipment with an operating current not exceeding 125A.

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Description

Description

  1. Compliant standards

IEC60898-1

      2. Technical parameters (General characteristics)

  • Overload protection, short circuit protection, positive isolation
  • Rated current In: 1 / 2 / 3 / 4 / 6/ 10 / 16 / 20 / 25 / 32 / 40 / 50 / 63A
  • Rated voltage: 220V-/415V
  • Frequency: 50 Hz
  • Magnetic tripping curves:

– B curve (between 3 -5 In)

– C curve (between 5 -10 In)

– D curve (between 10 – 20 In)

  • Number of poles: 1P, 1P+N, 2P, 3P, 3P+N, 4P
  • Mechanical life: 20000 cycles
  • Electrical life: 10000 cycles
  • Rated short-circuit breaking capacity (Icn): 6000A
  • Short-circuit breaking capacity (Ics): 6000A
  • Rated impulse withstand voltage (Uimp): 4kV
3.  Ambient temperatures
  • Operation: from – 35 ℃ to 70 ℃
  •  Storage: from -35 ℃ to 85 ℃
4. Contact indicator window

    By front face marking:

  •    “O-OFF” = contacts open (Green window)
  •     “I-ON” = contacts close (Red window)
5. Preparation connect
  • Power supply:

From the top or the bottom

  • Connection:

.  TH35-7.5 din rail mounting

. Inputs and outputs via screw terminals

. Cage terminals, with release and captive screws

.  The location of the terminals allows supplying pin busbar and fork busbar

If you have any other questions, please contact customer service or leave a message

Additional information

Additional information

AMP

6A, 10A, 16A, 20A, 25A
KA

6KA
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