Loom Solar Fusion
Loom Solar Fusion 3kW On-Grid Solar Inverter User Manual
Marca: Loom Solar | Model: Fusion 3kW, 1Phase
1. Introducció
This user manual provides essential information for the safe and efficient operation, installation, and maintenance of your Loom Solar Fusion 3kW, 1Phase On-Grid Solar Inverter. Please read this manual thoroughly before installation and operation, and keep it for future reference.

Figure 1: Loom Solar Fusion 3kW On-Grid Solar Inverter, front view.
2. Informació de seguretat
Safety is paramount when dealing with electrical equipment. Adhere to all local and national electrical codes. Only qualified personnel should perform installation and maintenance.
- Intelligent AFCI (Arc-fault Circuit Interrupter) Protection: The inverter is equipped with AFCI protection that cuts off DC arcs within 0.5 seconds to prevent potential fire hazards.
- Protecció contra sobretensions AC/DC: Integrated lightning protection safeguards the inverter and connected systems from electrical surges.
- Protecció IP65: The inverter's robust design ensures it is dustproof, waterproof, and anti-salt fog, providing durability in various environmental conditions.
- Always disconnect all power sources (DC and AC) before performing any service or maintenance.
- Do not attempt to open or repair the inverter yourself. Refer to qualified service personnel.

Seguretat superior

Protecció contra sobretensions
3. Característiques del producte
The Loom Solar Fusion 3kW On-Grid Solar Inverter is designed with advanced technology to provide reliable and efficient solar power conversion for residential applications.
- Alta eficiència: Achieves an industry-leading conversion efficiency of 98% through advanced power electronics technologies.
- Monitorització remota: Supports remote monitoring via GPRS/Wifi Kit, WLAN, and Ethernet, allowing you to track performance from anywhere.
- Wide MPPT Voltage Rang: Features an extra-wide Maximum Power Point Tracking (MPPT) voltage range for optimized energy harvesting.
- Disseny robust: Built to withstand extreme weather conditions including high temperatures, snow, sandstorms, and rain.
- Disseny intel·ligent: Easy to install with an intuitive LED display for local monitoring.

Figure 2: Key features of the Loom Solar On-Grid Solar Inverter.
4. Configuració i instal·lació
Installation of the Loom Solar Fusion inverter should only be performed by certified and qualified solar professionals. Improper installation can lead to equipment damage, personal injury, or voiding of warranty.
- Selecció del lloc: Choose a well-ventilated area, protected from direct sunlight and excessive moisture. Ensure adequate clearance around the inverter for heat dissipation.
- Muntatge: Securely mount the inverter to a sturdy wall or frame using appropriate hardware.
- Connexions elèctriques: Connect the DC input from the solar panels and the AC output to the grid according to the wiring diagram provided in the full installation guide (not included in this manual). Ensure all connections are tight and correctly polarized.
- Posada a terra: Properly ground the inverter as per local electrical codes.
5. Instruccions de funcionament
Once installed and connected, the Loom Solar Fusion inverter operates largely automatically. It will convert DC power from your solar panels into AC power for your home and the grid.
- Inici inicial: After all connections are verified, switch on the DC isolator and then the AC breaker. The inverter will perform self-tests and begin operation.
- Pantalla LED: The front panel features an LED display that provides real-time operational status, power output, and error codes. Refer to the full manual for a detailed explanation of display messages.
- Monitorització remota: For detailed performance tracking, connect the inverter to your network using the GPRS/Wifi Kit, WLAN, or Ethernet. Download the Loom Solar mobile application to monitor your system remotely.

Figure 3: Remote monitoring via the Loom Solar mobile application.
6. Manteniment
Regular maintenance ensures the longevity and optimal performance of your solar inverter.
- Neteja: Netegeu periòdicament l'exterior de l'inversor amb un drap suau i sec. Assegureu-vos que les obertures de ventilació estiguin lliures de pols i residus. No utilitzeu netejadors líquids.
- Inspecció visual: Regularly check for any visible damage to the casing, cables, or connections.
- Seguiment del rendiment: Utilize the remote monitoring system to track the inverter's performance and identify any anomalies early.
- Revisió professional: It is recommended to have a qualified technician perform a comprehensive inspection and maintenance check annually.
7. Solució De Problemes
This section provides general guidance for common issues. For complex problems, contact Loom Solar customer support.
| Problema | Causa possible | Solució |
|---|---|---|
| L'inversor no produeix energia | No sunlight, DC isolator off, AC breaker off, grid outage, error code displayed. | Check sunlight conditions. Ensure DC isolator and AC breaker are ON. Verify grid status. Check inverter display for error codes and consult the full manual. |
| Sortida de baixa potència | Partial shading on panels, dirty panels, suboptimal weather, system fault. | Clear any shading. Clean solar panels. Monitor weather conditions. If issue persists, contact support. |
| Missatge d'error a la pantalla | Internal fault, grid issue, connection problem. | Note down the error code. Refer to the detailed error code section in the comprehensive manual or contact Loom Solar support. |
8. Especificacions
Detailed technical specifications for the Loom Solar Fusion 3kW On-Grid Solar Inverter.

Figure 4: Detailed technical specifications for Fusion 31 inverter.
| Atribut | Valor |
|---|---|
| Fabricant | LOOM SOLAR PVT. LTD. |
| Número de model de l'article | Fusió |
| Dimensions del producte (L x A x A) | 28 x 18.5 x 31 cm |
| Pes de l'article | 6 kg |
| Quantitat neta | 1 recompte |
| Nom genèric | Inversor |
| Marca | Loom Solar |
| Usos recomanats per al producte | Casa |
| Font d'alimentació | Energia solar |
| Wattage | 3000 watts |
| Nom del model | Fusió 31 |
| Màx. Potència d'entrada | 3000 W + 10% |
| Max. DC I/P (Vdc) | 550 V |
| Max. MPPT Voltage Rang | 70-550V |
| Màx. Corrent d'entrada | 20A |
| Potència nominal de CA | 3000W |
| Freqüència nominal de la xarxa | 50Hz (±5%) |
| Graella classificada Voltage | 230 V |
| Corrent nominal de sortida | 14.3 Amp |
| Factor de potència | 0.8 |
| Protecció d'entrada | IP65 |
| Temperatura ambient de funcionament | -25 °C ~ +65 °C |
9. Garantia
The Loom Solar Fusion 3kW On-Grid Solar Inverter comes with a 5 anys de garantia, ensuring peace of mind and reliable performance.
To log a complaint or register your warranty, please visit the official Loom Solar warranty registration portal:
10. Suport
For any technical assistance, queries, or support regarding your Loom Solar Fusion inverter, please contact us:
- Contacte d'assistència al client: 8447921124
- Correu electrònic: sales@loomsolar.com
- Weblloc: www.loomsolar.com
- Adreça del fabricant: LOOM SOLAR PVT. LTD., Plot no. 14/8, Mathura Road, Sector - 27B, Faridabad - 121003
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