Panasonic YD-350GY4 - User Manual

Operating Instructions
Digital IGBT controlled
MIG/MAG Arc Welding Power Source
Model No. :
YD-350/500GY4
● Thank you for your purchase of Panasonic welding power source.
● Before operating this product, please read the instructions carefully and save this manual
for future use.First of all, please read “Safety precautions” or “Safety manual”.
● SPEC. No.：YD-350GY4HJE, YD-500GY4HJE.
Panasonic Welding Systems (Tangshan) Co., Ltd.
TSM50886

Summary

Features

Feature: LED Digital Display and Soft-Touch Buttons

Easy and convenient operation with LED digital display and soft-touch buttons.

Feature: High-Precision Wire Feeder

Stable and precise wire feeding control with an encoder-equipped wire feeder.

Feature: Parameter Recording and Recall

Capability to record and recall welding parameters.

Feature: Enhanced Mobility and Durability

Improved mobility, robust structure, and dust tightness.

Applicable Welding Methods

Carbon Steel CO2 Welding

Details on using the machine for carbon steel CO2 welding.

Carbon Steel MAG Welding

Details on using the machine for carbon steel MAG welding.

Carbon Steel Flux Core Welding

Details on using the machine for carbon steel flux core welding.

Safety Precautions and Guidelines

Warning Symbols for Safe Usage

Explains hazardous conditions or damages classified into three levels, and observed symbols.

Welding Power Source Safety

Instructions to prevent hazards related to the welding power source.

Electric Shock Precautions

Precautions to prevent electric shock hazards.

Ventilation and Protective Equipment Safety

Safety measures for fumes, gas, and confined spaces.

Fire, Explosion, and Blowout Prevention

Cautions to prevent fires, explosions, or blowouts.

Shielding and Noise Protection

Protective measures against arc flash, spatter, and noise.

Gas Cylinder and Regulator Safety

Safety guidelines for handling gas cylinders and regulators.

Rotating Parts Safety

Precautions to avoid injury from rotating machine parts.

Welding Wire Safety

Safety advice regarding welding wire handling and potential injury.

Insulation Deterioration Prevention

Measures to prevent fire caused by insulation deterioration.

Technical Specifications

Specifications Table

Detailed technical specifications for the welding power source.

Rated Duty Cycle

Information on the duty cycle for YD-350GY4 and YD-500GY4 models.

Thermal Protection

Explanation of the thermal switch and protection mechanisms.

Dimensions

Physical dimensions of the YD-350GY4 and YD-500GY4 models.

Installation and Power Supply

Installation Site Guidelines

Guidelines for selecting a suitable installation location.

Transportation Procedures

Instructions for safely moving and transporting the welding machine.

Power Supply Equipment Requirements

Requirements and precautions for connecting power supply.

Equipment Configuration

Necessary Welding Equipment

List of essential equipment required for welding operations.

Connecting Cables

Information and cautions regarding connecting cables.

Component Names and Functions

Power Switch Operation

Description and operation of the main power switch.

Rear Side Components

Identification and function of components on the rear panel.

Front Panel Controls

Overview and detailed functions of front panel controls.

Connection Guide

Output Cable Connection

Instructions for connecting output cables to base metal and torch.

Grounding Wire Connection

Procedure for properly connecting the grounding wire.

Input Cable Connection

Steps for connecting the input power cable.

Jig Connections

Information on jig terminals and their layout.

Preparation and Shutdown Procedures

Pre-Operation Preparation

Pre-operation checks and required protective equipment.

Post-Welding Termination

Procedures to follow after completing welding operations.

Settings and Parameter Adjustments

FUNCTION Settings

Details on function settings and parameters like F. ADJ.

F. ADJ Parameters

Fine adjustment parameters and their settings.

CALL and RECORD Functions

Functions for storing and recalling welding conditions.

Factory Defaults Reset

Procedure to restore factory default settings.

Welding Wire Inching

Instructions for manual wire feeding.

Shield Gas Check

Procedure for checking the shield gas supply.

Welding Operation Modes

Welding Current Calibration

Guidelines for calibrating welding current.

No Crater Welding

Operation mode for welding without crater formation.

Crater Welding

Operation mode for creating a crater at the end of a weld.

Initial and Crater Welding

Operation mode for initial and crater welding.

Crater Repeat Operation

Function for repeating crater welding.

Arc Spot Welding

Operation mode for spot welding.

Maintenance and Inspection Guide

Daily Checks

Routine checks to ensure proper operation and safety.

Daily Machine Inspection

Daily inspection points for the welding machine itself.

Daily Cable Inspection

Daily inspection points for cables and hoses.

Daily Other Devices Inspection

Daily checks for connected devices like torches and regulators.

Periodic Checks

Scheduled checks for maintaining performance and longevity.

Withstand Voltage Test Precautions

Safety measures for electrical tests.

Test Preparation

Steps to prepare for voltage and resistance testing.

Post-Test Procedures

Procedures after performing electrical tests.

Troubleshooting and Error Resolution

Error Indication and Codes

Understanding error codes displayed on the panel.

Troubleshooting Table

Table to diagnose welding errors without error codes.

Parts List and Diagrams

YD-350 GY4 Parts List

List of components for the YD-350GY4 model.

YD-350 GY4 Parts Diagram

Diagram showing the location of parts for YD-350GY4.

YD-500 GY4 Parts List

List of components for the YD-500GY4 model.

YD-500 GY4 Parts Diagram

Diagram showing the location of parts for YD-500GY4.

Circuit Diagrams

YD-350 GY4 HJE Circuit Diagram

Schematic diagram of the YD-350GY4HJE electrical system.

YD-500 GY4 HJE Circuit Diagram

Schematic diagram of the YD-500GY4HJE electrical system.

Welding Reference Data

CO2 Welding Conditions

Reference data for CO2 welding conditions.

MAG Welding Conditions

Reference data for MAG welding conditions.

Arc Spot Welding Conditions

Reference data for arc spot welding conditions.

Panasonic YD-350GY4 Specifications

General

Model	YD-350GY4
Category	Welding System
Rated Output Current	350A
Duty Cycle	60%
Frequency	50/60Hz
Efficiency	85%
Protection Class	IP23
Output Current Range	30-350A
Rated Output Voltage	31.5V