These space-saving surge protection and connection solutions were developed for the protection of Photovoltaic (PV) inverters. The pre-assembled enclosures feature Class I & II / EN Type 1 & 2 arresters for 1100 V and 1500 V DC. Designed for quick on-wall installation at the DC side of the inverter, the compact UV-stable housing is suitable for indoor and outdoor installations. A transparent cover enables the viewing of module failure status indicators.

Main features:

• Available for 1100 V and 1500 V PV systems
• 3Y, 5Y, 7Y configuration for 1, 2 and 3 string systems
• Compact UV-stable housing with protection class up to IP 67
• Transparent cover with failure status indicator on plugs
• Compliant with IEC 61643-31 PV surge protection device standard

Key advantages:

• Easily installed inside the string box using the cable gland or a rubber grommet
• Fast connection of the strings using push-in or MC4 connectors
• Wide range of uses suitable for indoor and outdoor installations

Main use:

• Residential PV systems
• Installation on DC side - next to solar inverter
• Versions for different lightning protection systems:
  • No LPS – ProTec T2 PV Box
  • External LPS with separation distance – ProTec T2 PV Box
  • External LPS with no separation distance – ProTec T1 PV Box