CENELEC - EN 50521
Connectors for photovoltaic systems - Safety requirements and tests
|Publication Date:||1 November 2008|
|ICS Code (Plugs, socket-outlets, couplers):||29.120.30|
This European Standard applies to connectors of application Class A according to EN 61730-1 for use in photovoltaic systems with rated voltages up to 1 000 V d.c. and rated currents up to 125 A per contact.
This standard applies to connectors without breaking capacity but might be engaged and disengaged under voltage.
NOTE For connectors according to Class B and C of EN 61730 as
well as for protection for Class II equipment intended for use
between 0 V and 120 V d.c. in photovoltaic-systems