Equipment Models & Technical Specifications
Model SDJH-160 SDJH-200 SDJH-250 SDJH-300 SDJH-350 SDJH-500
Rated Power (kW) 160 200 250 300 350 500
Input Voltage 3-phase 380V (all models)
MF Output Voltage 500V (all models)
Frequency 10–20 kHz (all models)
Motor Rotor Copper Ring Specifications
Parameter Low-Power Rotor
Diameter (mm) ≤469 ≤655 ≤799 ≤900 ≤1000
Thickness (mm) — ≤56 ≤60 ≤65 ≤70 ≤70
Welding Parameters
Parameter Value Range
Welding Time (min) 2–4 3–6 4–8 6–10 6–10 6–25
Welding Temperature (°C) 100–1050 (adjustable)
Complete Supply Scope
No. Item Specification
1 IGBT Digital Intelligent MF Power Supply 350 kW, 1 unit
2 Amorphous Core Isolation Transformer (with adjustable turns ratio) 3000 kVA, 1 unit
3 End‑Ring Brazing Induction Coils 2 coils total (for two sizes):
• Coil A: OD Φ375mm, ID 275mm, thickness 30mm; copper tube 30×50×5mm
• Coil B: OD Φ680mm, ID 580mm, thickness 30mm; copper tube 30×50×5mm
Magnetic flux concentrator: 0.1mm Japanese‑imported silicon steel laminations
4 Water‑Cooled Cables (connecting power supply to transformer) 2 pcs
5 Temperature Control System • Display: Kunlun Tongtai HMI, 1 unit
• Pyrometer: Optris (Germany), 1 unit
• PID holding controller, 1 set
6 Brazing Bed Worktables 2 units – fixed base (no rotation), each matched with one of the two coil sizes
7 Handheld Coaxial Transformer & Coil for Local/Spot Brazing 1 set
8 Industrial Water Chiller 40 HP, 1 unit
9 Cooling Water Piping & Installation 1 set – 304 stainless steel pipes DN50 with stainless steel valves; straight‑line distance from chiller to IGBT power supply within 5 meters
Chiller Selection by Model
Model SDJH‑160 SDJH‑200 SDJH‑250 SDJH‑300 SDJH‑350 SDJH‑500
Matching Chiller Capacity 10 HP 20 HP 25 HP 30 HP 40 HP 50 HP
Items to Be Supplied by the Buyer
Item Description
Copper busbars or cables connecting the transformer to the MF power supply To be provided by the buyer
This is the complete English translation. If you need it condensed into a short paragraph for a YouTube video description (instead of tables), just let me know – I can reformat it into a clean bullet‑point version while keeping all the essential numbers
https://www.firstfurnace.com/BdwlkjProduct.asp?id=867
