1 Danfoss TripleLynx Range - Three-phase Inverter Information for the compilation of the attachments O and F.15 of the "Guide for connections to ENEL's electricity distribution network", Version 2.1, December 2010 (Informazioni per la compilazione degli allegati O ed F.15 della "Guida per le connessioni alla rete elettrica di ENEL distribuzione", ed. 2.1, dicembre 2010). INSTRUCTIONS FOR THE COMPILATION OF ATTACHMENT O (Regulations for LT Operation) 3.1* Characteristics of the Installation Contribution to the short circuit current 56.1 A 3.3*Characteristics of the Static Conversion Devices Type Brand Model Power FW Version TLX 8k TLX 10k TLX 12.5k TLX 15k 8000 W DC/AC inverter without a transformer Danfoss Solar Inverters A/S TLX+ 8k TLX Pro 8k TLX Pro+ 8k TLX+ 10k TLX Pro 10k TLX Pro+ 10k TLX+ 12.5k TLX Pro 12.5k TLX Pro+ 12.5k TLX+ 15k TLX Pro 15k TLX Pro+ 15k 10000 W 12500 W 15000 W 2.15 3.5*Characteristics of the Principal Operating Mechanisms Brand Model Type No. of poles Compliant with CEI EN Operational interlocks TYCO Electronics PCFN-112H2MG Relay 4 CEI 11-20 None 3.6* Characteristics of the Interface Protections Brand Model FW Version Integrated into other devices Danfoss Solar Inverters A/S DSI ENS 3 Yes Page 1 of 2 1. P2 ITA Certificate - Connection Guide (by ENEL) 1 INSTRUCTIONS FOR THE COMPILATION OF ATTACHMENT F.15 (Declaration of the Verification of the Interface Protection System) Protection Execution Prescribed Value Calibration Maximum tension Minimum tension Maximum frequency Minimum frequency Frequency derivative (optional) Autotest Tetrapolar Tetrapolar Tetrapolar Tetrapolar Tetrapolar 276 V 184 V 50.3 Hz 49.7 Hz 0.5 Hz 276 V 184 V 50.3 Hz 49.7 Hz 0.5 Hz Intervention Time < 100 ms < 200 ms < 100 ms < 100 ms < 100 ms Present, can be viewed on the display and can be printed via an external PC *) The numbering refers to the original attachments. Date 2011-09-15 Michael Termansen Director, R & D Design Center Europe Page 2 of 2