The IronRidge XR Flush Mount System is now listed to UL 3741 with Tesla gear. This allows system design on residential roofs (as a lot as 600 V) with out using module-level power electronics (MLPE), lowering supplies, set and restore costs. Using a string isolation system (SID), similar to the Tesla Mid-Circuit Interrupter (MCI), can lower ingredient rely.
The XR Flush Mount is listed to UL 3741 with Tesla’s MCI-1 string isolation system (SID) along with a Tesla PV Inverter, Powerwall+, or Powerwall 3 Power Conversion System (PCS). Steering on system configuration with Tesla gear is printed in IronRidge’s UL 3741 Installation Addendum.
The UL 3741 Regular for Photovoltaic Hazard Administration was revealed in late 2020. It is now referenced throughout the 2020 Nationwide Electrical Code (NEC) 690.12 B (2) as a alternative to regulate to quick shutdown requirements.
Appropriate wire administration is essential for UL 3741 compliance and requires that every wire be routed to forestall publicity firefighters, akin to routing wires beneath modules or by an accepted listed raceway between arrays.
IronRidge Edge Clips (BX-CT-EC-PZ) and cable ties (BX-CT-UV-PZ) are wire administration elements that is likely to be evaluated to UL 1565 (wire positioning) and UL 62275 (cable ties) and are accepted beneath the UL 3741 itemizing.
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