AC Distribution Box Emiter EM-387_AC (50 A, 3-Phase)

The hermetic Emiter EM-387_AC distribution box is designed to protect three-phase photovoltaic systems on the AC side. The IP65-rated enclosure is suitable for surface mounting and features a built-in Dehn surge arrester and a Noark miniature circuit breaker.

The Emiter EM-387_AC surface-mounted distribution box is a ready-to-connect modular solution for photovoltaic systems, with or without an isolated lightning protection system. The PHS 12T IP65-rated enclosure features IK08 impact resistance and Class II protection. Inside, it is equipped with a three-phase 50 A Noark miniature circuit breaker with a B tripping characteristic and a Type 1+2 Dehn surge arrester. The product is made of halogen-free, recyclable plastic, ensuring safe operation over a wide temperature range.

Key features

• Built-in AC surge arrester Dehn DSH TNS 255 (Type 1+2)
• Three-phase Noark miniature circuit breaker with a rated current of 50 A and B characteristic
• Ready-to-connect surface-mounted design
• High IP65 protection rating and Class II protection
• IK08 impact resistance

Technical specifications

Number of phases	3
Maximum AC current	50 A
Surge arrester type	1+2
Protection rating	IP65
Rated insulation voltage (Ui)	690 V AC
Impulse current (10/350 µs) [L, N-PE] (Iimp)	12.5 kA
Impact resistance	IK08
Net depth	144 mm
Operating temperature range	-40 °C to +80 °C