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Manufacturer documented EU перевірено 25 вересня 2026 р.

Identity

category dc_dc_converters
manufacturer Votronic
model VCC 1212-45 IUoU-Li
region EU
variant —

Electrical

article_number 3351
Broschuere DC/DC-Ladewandler 2025
battery_capacity_recommended_ah 90...300 / 400 Ah
Broschuere DC/DC-Ladewandler 2025
charge_current_i_phase_a 45
charge_current_max_a 45
Broschuere DC/DC-Ladewandler 2025
charge_programs_count 4
charge_timer 3-stage (3-fach)
charge_voltage_limit_v 15.0
charging_characteristic IUoU multi-stage, 4 selectable programs - Lead Acid/AGM1: U1 14.40 V / U2 13.50 V; AGM2: U1 14.70 V / U2 13.60 V; Gel: U1 14.40 V / U2 13.80 V; LiFePO4: U1 14.40 V / U2 13.80 V
cooling_method Speed-regulated, temperature-controlled fan
d_plus_activation True
Broschuere DC/DC-Ladewandler 2025
ebl_start_evs_input Yes
external_overvoltage_shutdown_v 15.5
galvanic_isolation True
Broschuere DC/DC-Ladewandler 2025
input_current_max_a 63
Broschuere DC/DC-Ladewandler 2025
input_overvoltage_shutdown_v 16.5
input_voltage_max_v 16
Broschuere DC/DC-Ladewandler 2025
input_voltage_min_v 11
Broschuere DC/DC-Ladewandler 2025
input_voltage_nominal_v 12
Broschuere DC/DC-Ladewandler 2025
max_input_current_a 63
max_input_power_w 720
min_battery_voltage_for_charge_start_v 0
min_input_battery_capacity_ah 80
off_state_current_a 0.0004
output_battery_capacity_range_ah 90-300 / 400
output_current_range_a 0 to 45
output_voltage_nominal_v 12
Broschuere DC/DC-Ladewandler 2025
output_voltage_ripple < 30 mV rms
overheat_safety_shutdown Yes
precharge_current_a 22.5 (0 to 8 V)
rated_current_a 45
Broschuere DC/DC-Ladewandler 2025
restart_voltage_v 12.8 / 13.4
reverse_current_off_a 0.0
safety_timer_per_charge_phase Yes (I / U1 phases)
standby_current_a 0.08
starter_battery_maintenance_current_a 0 to 3
terminal_cross_section_mm2 Klemmen Frontseite/Rückseite 4...16 / 4...16 mm²
Broschuere DC/DC-Ladewandler 2025
terminal_torque_power_nm 1.2
terminal_torque_sensor_nm 0.5

Physical / mechanical

dimensions_mm 280x139x74 mm
Broschuere DC/DC-Ladewandler 2025
weight_kg 1.7
Broschuere DC/DC-Ladewandler 2025

Installation

mounting_orientation Any

Environment

battery_temperature_sensor_input Yes
operating_temperature_range_c -20 to +45
overtemperature_power_derating Yes - gradual reduction of charging power at over-temperature
temperature_sensor_included Temperatur-Sensor 825
Broschuere DC/DC-Ladewandler 2025

Interfaces & connectors

documented_ports [{'port_role': 'DIGITAL_IN', 'port_label_from_manual': 'Automatische Aktivierung D+, Zündung', 'port_type': 'terminal', 'direction': 'input', 'electrical_domain': 'signal', 'document': 0, 'page': "table 'VCC 12 V mit galvanischer Isolation', column 'VCC 1212-45 IUoU-Li (Art.-Nr. 3351)'", 'quote': 'Automatische Aktivierung D+, Zündung ✓'}, {'port_role': 'TEMPERATURE_SENSOR', 'port_label_from_manual': 'Temperatur-Sensor 825', 'port_type': 'sensor lead', 'direction': 'input', 'electrical_domain': 'signal', 'document': 0, 'page': "table 'VCC 12 V mit galvanischer Isolation', column 'VCC 1212-45 IUoU-Li (Art.-Nr. 3351)'", 'quote': 'Temperatur-Sensor 825 im Lieferumfang ✓'}]

Protection

protection_degree_ip IP2X
protections Reverse-polarity, short-circuit, reverse-discharge and safety protection
starter_battery_overcharge_protection Yes

Certifications

certifications EN 55014-1, EN 61000-6-1, EN 61000-4-2, EN 61000-4-3, EN 61000-4-4, EN 60335-1, EN 60335-2-29, EN 50498

Документи

datasheet Broschuere DC/DC-Ladewandler 2025
manual Montage-/Bedienungsanleitung VCC Pb-Li (3304/3305/3350/3351), 03-2026, DE
product_page Lade-Wandler (B2B) - Baureihe VCC

Додаткові задокументовані параметри

Записано дослівно з джерела; поля схеми для них поки немає.

builder_completenesspartial
region_notesGerman manufacturer (votronic.de); EU-market leisure-vehicle product line. Documentation is published in German.