Wylex NH NSB Range Mk 2 6a to 50a Single Pole Type B MCB's rated @ 6kA Used B1U
Wylex NH NSB Range - 6a to 50a Single Pole Type B MCB's rated @ 6kA. Breaking Capacity Rated at 6kA. From the NH NSB range. 240V - Type B Curve - Single Pole. There are several versions of the NH Range made by several different manufacturers.