Lincoln POWERTEC 305C PRO User Manual

IM3022
12/2009
Rev. 1
POWERTEC
305C PRO, 355C PRO & 425C PRO
OPERATOR’S MANUAL
MANUALE OPERATIVO
BEDIENUNGSANLEITUNG
MANUAL DE INSTRUCCIONES
MANUEL D'UTILISATION
BRUKSANVISNING OG DELELISTE
GEBRUIKSAANWIJZING
BRUKSANVISNING
INSTRUKCJA OBSŁUGI
KÄYTTÖOHJE
MANUAL DE INSTRUÇÕES
ИНСТРУКЦИЯ ПО ЭКСПЛУАТАЦИИ
LINCOLN ELECTRIC BESTER S.A.
ul. Jana III Sobieskiego 19A, 58-260 Bielawa, Poland
www.lincolnelectric.eu

Lincoln POWERTEC 305C PRO Specifications

General

Input Phase	3
Input Frequency	50/60 Hz
Rated Output	300A/29V@35%
Efficiency	85%
Power Factor	0.93
Protection Class	IP23
Process	MMA, MIG

Summary

Declaration of Conformity

Safety Precautions

General Warnings and Instructions

General warnings, symbols, and instructions for safe operation.

Electrical Safety

Warnings and guidelines regarding electric shock hazards and proper grounding.

Environmental and Health Hazards

Precautions against welding fumes, gases, arc rays, sparks, and hot materials.

Installation and Operator Instructions

Duty Cycle and Thermal Protection

Input Supply and Connection

Details on connecting the correct input voltage and power supply.

Controls and Operational Features

Power and Indicator Controls

Speed and Adjustment Knobs

Controls and Operational Features (cont.)

Wire Drive Adjustments

MIG/MAG Welding Modes

Instructions for operating in manual and synergic MIG/MAG welding modes.

Electromagnetic Compatibility (EMC)

Technical Specifications

Input Specifications

Details on input voltage, power, and EMC classification.

Rated Output Specifications

Output current and voltage ratings at 40°C duty cycle.

Output Range and Cable Recommendations

Electrical Schematic (POWERTEC 305C PRO)

Electrical Schematic (POWERTEC 355C PRO, 425C PRO)