UNO-DM-TL-PLUS-US-Q Manual

UNO-DM-TL-PLUS-US-Q Solar Inverter Series Overview

General Description:

The UNO-DM-TL-PLUS-US-Q is a family of single-phase string inverters designed for residential installations. It offers power ratings from 3.3 kW to 5.0 kW, combining FIMER’s engineering excellence in a lightweight and compact design.

Model Variants:

• UNO-DM-3.3-TL-PLUS-US-Q
• UNO-DM-3.8-TL-PLUS-US-Q
• UNO-DM-4.6-TL-PLUS-US-Q
• UNO-DM-5.0-TL-PLUS-US-Q

Key Features:

• Power Ratings: 3.3 kW to 5.0 kW
• Dual MPPT: Two Maximum Power Point Trackers (MPPT) for optimal power output
• Wireless Communication: Simple and safe installation with no need to open the inverter’s front cover
• User Interface: Embedded UI for advanced configuration and control accessible via WLAN-enabled devices
• Smart Capabilities: Embedded logging, remote monitoring via Aurora Vision, Modbus compliance, and smart grid integration
• Module Level Rapid Shutdown (RSD): Compliant with NEC 2017 and NEC 2020 safety requirements
• Efficiency: Maximum efficiency of up to 97.4%
• Compliance: UL 1741 SA compliant

Technical Specifications:

Electrical Characteristics:

Type Code	UNO-DM-3.3-TL-PLUS-US-Q	UNO-DM-3.8-TL-PLUS-US-Q	UNO-DM-4.6-TL-PLUS-US-Q	UNO-DM-5.0-TL-PLUS-US-Q
Rated Grid AC Voltage (Vacr)	208 V / 240 V	208 V / 240 V	208 V / 240 V	208 V / 240 V
Nameplate Apparent Power (Smax)	3300 VA	4200 VA	4600 VA	5000 VA
Nameplate Output Active Power (Pmax)	3300 W	4200 W	4600 W	5000 W
Output Active Power @VACr	2700-3000 W	3450-3780 W	4140-4500 W	4118-4500 W

Input Characteristics:

| Number of MPPT Channels | 2 | 2 | 2 | 2 | | Max Usable Power per Channel | 2000 W | 3000 W | 3000 W | 3500 W | | Absolute Max Voltage (Vmax) | 600 V | 600 V | 600 V | 600 V | | Start-Up Voltage (Vstart) | 200 V (Adj. 120-350 V) | 200 V (Adj. 120-350 V) | 200 V (Adj. 120-350 V) | 200 V (Adj. 120-350 V) | | Max Usable Current per Channel | 10 A | 16 A | 16 A | 19 A (CH1) / 11.5 A (CH2)| | Max Current (Idcmax) | 20 A | 32 A | 32 A | 30.5 A |

Output Characteristics:

| Grid Connection Type | 1Φ/2W, Split-Φ/3W | 1Φ/2W, Split-Φ/3W | 1Φ/2W, Split-Φ/3W | 1Φ/2W, Split-Φ/3W | | Adjustable Voltage Range (Vmin-Vmax) | 183-228 V, 211-264 V | 183-228 V, 211-264 V | 183-228 V, 211-264 V | 183-228 V, 211-264 V | | Grid Frequency | 60 Hz | 60 Hz | 60 Hz | 60 Hz | | Max Current (Iac,max) | 14.5 A | 16 A | 20 A | 22 A | | Power Factor | >0.995, adj. +/-0.8 | >0.995, adj. +/-0.8 | >0.995, adj. +/-0.8 | >0.995, adj. +/-0.8 | | Total Harmonic Distortion | <2% | <2% | <2% | <2% | | Max AC OCPD Rating | 20 A | 20 A | 25 A | 30 A |

Efficiency:

| Maximum Efficiency | 97% | 97% | 97% | 97.4% | | CEC Efficiency | 96.5% | 96.5% | 96.5% | 97% |

Environmental and Safety:

• Standby Consumption: <8 WRMS
• Nighttime Consumption: <0.6 WRMS
• Operating Performance: High efficiency and low standby consumption
• Protection: Reverse polarity protection, over-voltage protection, PV array ground fault detection, anti-islanding protection

Communications:

• Embedded Communication Interface: Wireless
• Protocols Supported: Modbus TCP (SunSpec), optional RS485 with Modbus RTU (SunSpec), Aurora Protocol
• Monitoring: Aurora Vision cloud (Plant Portfolio Manager, Plant Viewer, Energy Viewer)
• Optional Boards: UNO-DM-COM kit for RS485, alarm/load manager relay, remote ON/OFF, UNO-DM-PLUS Ethernet COM kit

Advanced Functionalities:

• Dynamic Feed-in Control: Enables efficient feed-in management
• Remote Monitoring: Via Aurora Vision
• Rapid Shutdown: Integrated module level RSD PLC transmitter for safety compliance
• Firmware Upgrade: Remote Over The Air (OTA) updates for inverter and components

Additional Information:

• Compliance: UL 1741 SA compliant
• Installation: Easy installation and fast commissioning with QR code access