📋 Description

used product. SUNPOWER SPR-4600K-TL-1 photovoltaic inverter, belonging to the SPR-K-TL series, designed to convert the energy generated by photovoltaic modules and feed it into the electrical grid (ON-GRID).
The model is identified by the original rating plate showing device number 5.5X01267378 and article code 1000058. The production date shown is 03/2012.
The inverter has a nominal output power of 4,600 VA (4.6 kVA) and accepts a maximum photovoltaic input power of 5,500 W DC. It features a front display, indicator lights, control buttons and a rotary isolator switch on the lower side.

⚙️ Technical Specifications

Identification

• Manufacturer: SUNPOWER

• Series: SPR-K-TL

• Model: SPR-4600K-TL-1

• Device Number: 5.5X01267378

• Article Code: 1000058

• Type: ON-GRID photovoltaic inverter

• Production Date: 03/2012

DC Photovoltaic Input

• Maximum Input Power: 5,500 W

• Maximum Input Current: 15.2 A

• Maximum Input Voltage: 800 V DC

• Minimum Input Voltage: 350 V DC

• MPP Voltage Range: 350–600 V DC

AC Electrical Output

• Nominal Output Power: 4,600 VA (4.6 kVA)

• Nominal Voltage: 220/230 V AC

• Nominal Output Current: 20.0 A

• Nominal Frequency: 50/60 Hz

• Power Factor (cos φ): from 0.8 inductive to 0.8 capacitive

Protection and Environmental Conditions

• Electrical Protection Class: I

• Protection Rating: IP54

• Permitted Ambient Temperature: from −25 °C to +60 °C

• Galvanic Isolation: None

• Grid Monitoring: VDE V 0126-1-1 + EA1, according to the specific country configuration.

⚡ Operation in a Photovoltaic System

The SUNPOWER SPR-4600K-TL-1 converts the direct current generated by photovoltaic panels into alternating current for feeding into the electrical grid.
The photovoltaic generator must comply with the electrical limits specified on the rating plate:

• Maximum input voltage: 800 V DC.

• Minimum input voltage: 350 V DC.

• MPP voltage range: 350–600 V DC.

• Maximum input current: 15.2 A.

• Maximum input power: 5,500 W.

The nominal electrical output is 4,600 VA, with a voltage of 220/230 V AC and a nominal current of 20 A.

🔌 Inputs and Connections

The photographs show the following:

• DC photovoltaic inputs: three numbered groups, 1, 2 and 3, with positive (+) and negative (−) polarity.

• DC isolator: integrated rotary switch.

• AC connection: cable entry at the bottom.

• Multipole connector: interface for auxiliary and communication connections.

• Cable glands: protected passages for electrical connections.

• LCD display: shows operating information.

• Indicator lights: signal operating status and faults.

Technical note: the presence of three groups of DC connections does not, by itself, establish the number of independent MPPT trackers. The number of MPPTs is not specified on the photographed rating plate.

⚠️ Warnings, Protections and Possible Faults

Inverter operation must be checked for the main electrical conditions that may prevent operation or trigger protection functions:

• DC voltage fault: photovoltaic voltage outside the permitted limits.

• DC current fault: input current exceeding the specified value.

• AC grid fault: grid voltage outside the operating parameters.

• Frequency fault: grid frequency outside the configured limits.

• Insulation problems: leakage currents or faults in the photovoltaic circuit.

• Synchronisation failure: grid conditions unsuitable for feeding energy into the network.

• Overtemperature: internal temperature exceeding operating limits.

• Internal fault: possible malfunction of electronic circuits or the conversion stage.

The display and front indicator lights allow the operating status of the unit and any warnings to be checked.

Important: no numerical error codes are attributed to this model because verified official documentation specific to code SPR-4600K-TL-1 is not available. The faults listed above are technical conditions to be checked, not an official error code table.

🏭 Construction and Features

• External metal enclosure.

• Front panel with LCD display.

• Operating status indicator lights.

• Front control buttons.

• Integrated DC rotary isolator.

• Electrical connections at the bottom.

• IP54 enclosure protection rating.

• Class I electrical protection.

• Transformerless technology (without galvanic isolation).

• Permitted ambient temperature: −25 °C / +60 °C.

🛡️ Safety and Product Condition

Used product. The photographs show the inverter complete externally, the front panel, the lower connection compartment and the identification rating plate.
Its operation cannot be certified through visual inspection alone.

Warning: the equipment can operate at voltages up to 800 V DC. Installation, connection, inspection and maintenance must be carried out exclusively by qualified personnel, following appropriate isolation and safety procedures.

📦 Sale Contents

• No. 1 SUNPOWER SPR-4600K-TL-1 photovoltaic inverter, SPR-K-TL series, as shown in the photographs.