Emiter EM-103_DC DC Combiner Box (IP65, 4x MPPT, 1000 V)

Surface-mounted DC combiner box by Emiter, designed for photovoltaic installations with four independent MPPT inputs. The product is delivered ready to connect with routed MC4 panel receptacles.

The Emiter EM-103_DC hermetic combiner box is a ready-made solution for protecting module strings in photovoltaic installations with or without an isolated lightning protection system. The PHS 24T enclosure is designed for surface mounting and made of halogen-free plastic. The box features an IP65 protection rating and protection class II, while the transparent door facilitates access to the equipment installed inside. It is factory-equipped with four independent type 2 DC surge arresters by Dehn, protecting systems with a maximum voltage of 1000 V.

Key features

• Protection of 4 PV module strings for 4 MPPT inputs
• Four factory-installed Dehn type 2 surge arresters
• External routed MC4 panel receptacles
• Enclosure with IK08 mechanical impact resistance made of halogen-free plastic
• Visual damage status indicator of the protection module (green/red)

Technical data

Enclosure model	PHS 24T
Number of MPPT inputs	4
Protection type	DC
Arrester type	2
Arrester model	Dehn DG M YPV SCI 1000
Maximum PV voltage (UCPV)	1000 V
Nominal discharge current (In)	12.5 kA
Total discharge current (Itotal)	40 kA
Maximum discharge current (Imax)	25 kA
Response time	<= 25 ns
Protection rating	IP65
Protection class	II
Impact resistance	IK08
Connectors	MC4
Net depth	144 mm
Operating temperature range	-40°C to +80°C