Model NO.: WSM Welding Series
Model: Welding Machine WSM-315/400/500
Input Voltage: 3p 380V±10%
Frequency: 50/60Hz
Duty Cycle: 60%
Pulse Duty Cycle: 1-100%
Arc Striking Current: 10-160A
Arc Stopping Current: 5-315A/400A/500A
Welding Control Mode: 2 Steps / 4 Steps
TIG Arc Striking Method: High Frequency
OEM: Yes
Trademark: CHD
Transport Package: Carton
Origin: China
HS Code: 8456909000
1. Product of Welding Machine
2. Features of Welding Machine
Microcomputer control technology;
Function of air supply in advance, delayed air stop, current climbing and current attenuation, etc., accurate adjustment of parameters and easy control;
Pulse frequency, duty cycle, peak value, and base value can be adjusted freely;
Digital display gauge head allows precise presetting of welding current;
Change by soft switch, high efficiency, and reliable;
Digital operation panel with rich functions and easy to operate;
With arc starting current and driving current adjustment functions for easier arc starting and no electrode sticking;
Water shortage protection function for the welding gun to protect the torch;
Supports 2-step and 4-step welding control modes.
3. Technical Parameters of Welding Machine
FAQ: Model | WSM-315 | WSM-400 | WSM-500 | |||
Frequency/Input voltage | 3P 380V ± 10% | |||||
Rated input capacity | 14.5KVA | 17.8KVA | 25KVA | |||
Rated input current | 22A | 27A | 38A | |||
Duty Cycle | 60% | 60% | 60% | |||
Argon Arc Welding | DC CC | Welding Current | 5-315A | 5-400A | 5-500A | |
 | DC Pulse | Peak Current | 5-315A | 5-400A | 5-500A | |
 |  | Base Current | 5-315A | 5-400A | 5-500A | |
 |  | Pulse Duty Cycle | 1-100% | 1-100% | 1-100% | |
 |  | Pulse Frequency | 0.2-20Hz | |||
 | Arc Striking Current | 10-160A | 10-160A | 10-160A | ||
 | Arc Stopping Current | 5-315A | 5-400A | 5-500A | ||
 | Current Up Slope Time | 0.1-10s | ||||
 | Current Down Slope Time | 0.1-15s | ||||
 | Pre-Gas Flow Time | 0.1-15s | ||||
 | Post Gas Time | 0.1-15s | ||||
 | Spot Welding Time | -- | ||||
 | Arc Striking Current Working Method | 2 Steps, 4 Steps | ||||
 | TIG Arc Striking Method | High Frequency | ||||
Manual Arc Welding | Welding Current | 5-315A | 5-400A | 5-500A | ||
 | Thrust Current | 10-200A | 10-200A | 10-200A | ||
 | Arc Striking Current | 20-160A | 20-160A | 20-160A | ||
 | Arc Length (Knee Point Voltage) | -- | -- | -- |
Q: Are you a manufacturer or trading company?
A: We are a manufacturer with a plant area of 24,000 square meters in Shanghai, and we also have production bases in Wenzhou and Chengdu.
Q: What materials can the machine cut?
A: The machine can cut various metal plates, including carbon steel, stainless steel, aluminum, copper, and zinc.
Q: What is the lead time or delivery time?
A: 7 working days.
Q: What is the warranty period?
A: 12 months.
Q: How is your after-sales service?
A: Consumable parts are provided free of charge and shipped with your purchased machine.
Q: Is there an overseas engineer available?
A: Our engineers are available 24 hours online via Skype or phone, and they can visit your country if necessary.
CHD Brief Introduction

CHD was founded in 1989 as a High-Tech Enterprise that integrates R&D, Production, Sales, and Service of cutting machines.
Based in Shanghai, China, CHD is one of the largest manufacturers of metal cutting machines, with three production bases covering more than 53,000 square meters, located in Shanghai, Chengdu, and Wenzhou.
CHD focuses on quality control and has obtained many certifications such as ISO9000, SGS, CE, CCC, etc. It is one of the world's largest partners for steel plate cutting equipment, and its cutting machines have been exported to over 100 countries in the past 20 years.
Advantages of CHD:
Large production capacity, R&D team, 3 production bases, 53,000 square meter plant, and production lines.
Full range of products, including cutting machines, plasma power, welding machines, beveling machines, circular cooling water tanks, and consumables.
Honesty, all parameters (cutting thickness and precision) are actual operational parameters without exaggeration.
Good after-sales service, not just a one-time business.
One-year guarantee, free spare parts based on order amount, and overseas engineer service.
Adjustable short lead time.
Certificate of ISO9001

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