NB1L-63 4P C50 30mA AC 6kA Differential Circuit Breaker

320 040,00 soʻm

The NB1L-63 4P C50 30mA AC 6kA differential circuit breaker is designed for use in 50/60 Hz AC networks with 230/400 V voltage and a nominal current up to 50 A. It provides protection against overloads, short circuits, electric shock, and fires caused by leakage currents. Can be optionally equipped with auxiliary contacts XF9, XF9J, and trip units S9 or V9.

SKU: VTV-0001408
Vendor: ARBOSS

Designed for use in alternating current networks with a frequency of 50/60 Hz, voltage of 230/400 V, and a nominal current up to 50 A for infrequent switching and disconnecting of loads, as well as protection against overload, short circuit, electric shock from indirect contact, and fires caused by current leakage in electrical installations in residential, public, and industrial buildings.

NB1L-40 series circuit breakers can additionally be equipped with the following devices:

  • auxiliary state contact XF9;
  • signal contact for fault tripping XF9J;
  • independent trip unit S9 or voltage under/over-voltage trip unit V9.
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