Here is the most direct and authoritative way to get a legitimate English PDF of NEN 1010:
NEN 1010 provides the technical rules for the design, implementation, and verification of low-voltage installations. It is heavily based on the European series and the international
No. Belgium uses AREI (Algemeen Reglement op de Elektrische Installaties) – also available in French and German, but not English. Do not confuse with NEN 1010, which is specific to the Netherlands.
The standard applies to a wide range of environments, including: Residential buildings and homes Commercial properties and offices Industrial plants and factories Agricultural and horticultural facilities
Protection against overcurrent (short-circuits and overloads). Part 5: Selection and Erection of Electrical Equipment
It covers systems with nominal voltages up to 1,000 volts alternating current (AC) or 1,500 volts direct current (DC). NEN 1010 English PDF: Accessing the Standard