Emiter EM-75_DCAC DC/AC Distribution Box (1 MPPT, 3-Phase, 10 A)

The hermetic Emiter EM-75_DCAC DC/AC distribution box is a ready-to-connect solution designed for photovoltaic installations, equipped with a complete set of protections on both the direct and alternating current sides. The design ensures an IP65 protection rating and includes integrated MC4 panel receptacles to facilitate on-site cable wiring.

The Emiter EM-75_DCAC protection box is designed for surface mounting in photovoltaic systems with or without an isolated lightning protection system. The PHS 12T enclosure is made of halogen-free plastic and features an IK08 mechanical impact resistance rating. The set is delivered fully assembled, which significantly speeds up electrical installation work. Inside, it utilizes modular switchgear components from renowned brands, including Dehn surge arresters and a Noark miniature circuit breaker (MCB).

Key features

• Integrated Dehn Type 2 surge arresters for both DC and AC sides.
• Supports one photovoltaic module string on a single MPPT input.
• External panel receptacles in the MC4 connector standard.
• Built-in 3-phase 10 A miniature circuit breaker with B tripping characteristic (6 kA).
• Transparent front door allowing for easy inspection of the switchgear.

Technical data

Enclosure protection rating	IP65
Protection class	II
Number of phases	3
Maximum AC current	10 A
Number of MPPTs	1
DC surge arrester	Dehn DG M YPV SCI 1000 (Type 2, 1000 V)
AC surge arrester	Dehn DG M TNS 275 (Type 2)
Miniature circuit breaker	Noark Ex9BN 3P B10
Rated enclosure insulation voltage	690 V AC, 1000 V DC
Arrester operating temperature range	-40 °C ... +80 °C
Net depth	144 mm