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Knowledge Base › Inverters

Fronius Primo GEN24 3.0 Plus

Official manufacturer GLOBAL verified Sept. 25, 2026

Unresolved safety-relevant conflict
Two sources give different figures for a value on this product and nobody has resolved it. The specifications below are shown as recorded, but this product must not be treated as verified for engineering purposes until the conflict is closed.

Identity

brand Fronius
category inverters
ean —
firmware {'documented_version': 'UNKNOWN', 'constraints': 'UNKNOWN'}
generation GEN24
manufacturer Fronius
manufacturer_key fronius
market_version International help-center page; standards listed span IEC, AS/NZS 4777.2, CEI 0-21 and ABNT
model Primo GEN24 3.0 Plus
model_key primogen2430plus
mpn —
product_family Primo GEN24 Plus
product_status active
region GLOBAL
release_year —
series GEN24
sku 4,210,140,002

Electrical

ac_connection 3 pole AC push-in spring terminals 2.5 - 10 mm²; 3 pole backup power push-in spring terminals 1.5mm² - 10mm²
ac_voltage_range 155 - 270 V
battery_capacity_range_kwh —
battery_communication —
battery_max_charge_current_a 22
battery_max_charge_power_w 3110
battery_max_discharge_current_a —
battery_max_discharge_power_w 3110
battery_nominal_battery_voltage_v —
battery_type —
battery_voltage_range_v 150 V - 455 V
eps_peak_power —
eps_phase 1~
eps_rated_power_va 3000
eps_switchover_time_ms —
eps_voltage 1~ NPE 220 V / 230 V
european_efficiency_pct 96.7 / 97.5 / 97.3 (190Vdc / 400Vdc / 530Vdc)
external_transfer_switch_required —
frequency_range_hz 45 - 65 Hz
inrush_current —
max_ac_active_power_w —
max_ac_current_a 19.4
max_ac_power_va 3000
Fronius Primo GEN24 3.0 Plus (help centre technical data)
max_apparent_power_va 3000
max_backfeed_current_a —
max_dc_input_power_w 3110
max_dc_voltage_v 600
max_efficiency_pct 97.6
max_input_current_per_mppt_a 22 / 12 disputed
max_output_fault_current_a —
max_pv_input_voltage_v 600
Fronius Primo GEN24 3.0 Plus (help centre technical data)
max_short_circuit_current_per_mppt_a 41.25 / 22 disputed
mppt_efficiency_pct >99.9
mppt_voltage_max_v 530
Fronius Primo GEN24 3.0 Plus (help centre technical data)
mppt_voltage_min_v 190
Fronius Primo GEN24 3.0 Plus (help centre technical data)
mppt_voltage_range_v 190 - 530 V
night_self_consumption_w < 10
nominal_ac_voltage 1~ NPE 220/230 V
nominal_dc_voltage_v 400
nominal_frequency_hz 50 / 60
nominal_grid_voltage_v 230
Fronius Primo GEN24 3.0 Plus (help centre technical data)
number_of_mppt 2
parallel_capability —
phase_count 1
Fronius Primo GEN24 3.0 Plus (help centre technical data)
power_factor_range 0.8 - 1 ind./cap.
rated_ac_power_w 3000
Fronius Primo GEN24 3.0 Plus (help centre technical data)
rated_mppt_voltage_range_v 65 - 530 V
startup_voltage_v 80
Fronius Primo GEN24 3.0 Plus (help centre technical data)
strings_per_mppt 2+2 DC connections
thd_pct —

Physical / mechanical

ac_terminal 3 pole AC push-in spring terminals 2.5 - 10 mm²
cooling Regulated air cooling
dc_connector 4x DC+ and 4x DC- push-in spring terminals 2.5 - 10 mm²
depth_mm —
dimensions_mm —
display —
enclosure_material —
height_mm —
mounting —
noise_db 42
weight_kg 15.38
width_mm —

Installation

cable_requirements DC PV: 4x DC+ / 4x DC- push-in spring terminals 2.5 - 10 mm²; DC battery: 1x BATT+ / 1x BATT- push-in spring terminals 2.5 - 10 mm²
commissioning —
installation_angle —
location Indoor and outdoor
mounting_clearances —
torque —

Environment

ingress_protection IP66
max_altitude_m 4000
operating_temperature_c -40°C - +60°C
pollution_degree —
protective_class 1
relative_humidity_pct 0 - 100%
storage_temperature_c —

Interfaces & connectors

app —
communication ['WLAN', '2x Ethernet LAN', '2x RS485', '6x digital in/out + 6x digital in', 'Emergency stop (WSD)']
dry_contact —
meter_interface 2x RS485: Modbus RTU SunSpec / Fronius Smart Meter
monitoring_portal Fronius Solar.web
protocols ['Modbus TCP SunSpec', 'Fronius Solar API (JSON)', 'Modbus RTU SunSpec']

Protection

anti_islanding —
arc_fault —
dc_switch Yes (integrated DC disconnector)
insulation_monitoring DC insulation measurement: Yes
overvoltage_category 2 / 3 (DC / AC)
rcmu —
reverse_polarity DC reverse polarity protection: Yes
surge_protection_ac —
surge_protection_dc —

Certifications

standards ['IEC 62109', 'IEC 62909', 'AS/NZS 4777.2', 'CEI 0-21', 'ABNT BNR 16149 and 16150', 'IEC 62116', 'IEC 61727']

Warranty & service

conditions —
extension_options —
standard_years —

Documents

datasheet Fronius Primo GEN24 & GEN24 Plus 3.0 - 6.0 kW datasheet (EN)
product-page Fronius Primo GEN24 3.0 Plus (help centre technical data) rev UNKNOWN
user-manual {# Located but never retrieved: listed, but deliberately not linked, and it backs no stored value. #} Digital Operating Instruction 4204260302 — located, not retrieved rev UNKNOWN

Recorded conflicts

electrical.max_short_circuit_current_per_mppt_a Review required
41.25 / 22 — stored value
[41.25, 22] — Max. short circuit current, module array | 41,25 / 22 A (MPPT1 / MPPT2)
Detected during import v1-freeze-2026-09-batch07
electrical.max_input_current_per_mppt_a Review required
22 / 12 — stored value
[22, 12] — Max. input current (Idc max) | 22 / 12 A - two slash-separated values on one row for the two MPP trackers (MPPT1 / MPPT2); the page also prints 'Number of MPP trackers | 2'
Detected during import v1-freeze-2026-09-batch07

Additional documented parameters

Recorded verbatim from the source; no schema field exists for these yet.

Backup: Nominal Output Current13 A
Battery: Max. Input Current22 A
Dimensions (L×W×H×D)165 × 474 × 530 × 165 mm
Frequency in Backup Mode53 Hz
Inverter DesignTransformerless
Max. AC Charging Power3000 W
Max. Grid Power Demand3000 VA
Max. PV Generator Power4.5 kWpeak
Max. Switchover Time (Full Backup)10 s
Max. Switchover Time (PV-Point)15 s
Max. input current (Idc max)22 / 12 A
Max. short circuit current, module array41,25 / 22 A
Overload behaviourOperating point shift. Power limitation
PV input power3110 W
Usable MPP voltage range65 - 530 V
Weight incl. Packaging19 kg
battery.communicationUNKNOWN
battery.max_charge_current_aUNKNOWN
battery.max_charge_power_w3110
battery.max_discharge_current_aUNKNOWN
battery.max_discharge_power_w3110
battery.nominal_battery_voltage_vUNKNOWN
builder_completenesspartial