This manual provides safety guidelines, installation steps, operation principles and maintenance procedures for the HuaYuan HR-1-1000/1250 electroslag…
About this manual
The document begins with safety warnings and user precautions, emphasizing proper installation, protective equipment and the need for trained personnel before operating the HR-1-1000/1250 electroslag welding machine. It then details the machine’s structure, panel layout, and the functions of each control element.
Subsequent sections cover the electrical installation requirements, operating principle, wire feed adjustments, and comprehensive maintenance and repair instructions, including fault diagnosis, motor and circuit board servicing, and welding program design. Appendices provide wiring diagrams, technical parameters and a list of supplied components. This manual is written in Chinese.
What's inside
- Product Overview
- Welding Machine Installation
- Structure and Panel Introduction
- Operating Principle
- Maintenance and Repair
- General Faults and Handling
- Circuit Board Repair Procedures
- Welding Program Design
Specifications
| Welding wire diameter | 2.0, 3.0, 4.0 mm |
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| Nozzle diameter | 8–14 mm |
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| Wire feed speed | 43–840 cm/min |
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| Feed method | Constant speed |
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| Rated welding current | 1250 A |
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| Rated welding voltage | 44 V |
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| Head lift adjustment range | 96 mm |
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| Column lift adjustment range | 120 mm |
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| Head horizontal adjustment | ±30 mm |
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| Head side swing angle | 30° |
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| Head tilt angle | 30° |
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| Head rotation angle | ±90° |
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| Overall dimensions | 1030×400×730 mm |
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| Machine weight (without filler) | 67 kg |
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| Compatible power source model | ZD5-1250 |
Frequently asked questions
What safety precautions should be taken before using the welding machine?
Read the manual carefully, do not install, use or repair the equipment without proper training, wear protective clothing, a face shield and ensure the work area is dry and insulated.
How should the welding machine be connected to the power supply?
Connect a 25 mm² copper cable from the main power to a user‑provided 160 A circuit breaker, ensure grounding with a conductor of at least 16 mm², and follow the wiring diagram for the welding cable and ground cable.
What are the rated welding current and voltage of the HR‑1‑1000/1250?
The machine is rated for a welding current of 1250 A and a welding voltage of 44 V.
How can the wire feed speed be adjusted?
Turn the feed‑speed knob on the control panel; rotating it clockwise increases the feed speed.