NEN EN 50550 : 2011 AMD 1 2014
Current
The latest, up-to-date edition.
POWER FREQUENCY OVERVOLTAGE PROTECTIVE DEVICE FOR HOUSEHOLD AND SIMILAR APPLICATIONS (POP)
01-12-2013
Pertains to power frequency overvoltage protection devices (hereafter referred to as 'POP') for household and similar uses, with a rated frequency of 50 Hz, a rated voltage 230 V a.c. (between phase and neutral), intended to be used in combination with a main protective device being either a CB in compliance with EN 60898-1 or EN 60898-2, a RCCB in compliance with EN 61008-1 or a RCBO in compliance with EN 61009-1.
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