





E-Mail: firstfurnace@gmail.com
whatsapp:+8618037961302
Adress: Luoxin Industrial Park, Luoyang, HenanLarge AC Motors Terminal Rings
Medium-frequency welding of mo
Medium-Frequency Brazing Equip
Integral Brazing Process for t
Online Heating Equipment for T
Online Heating Equipment for A
Aluminum ingot heating equipme
Welding Equipment for Traction
Fully Digital Medium Frequency
Motor rotor end ring brazing e
Brazing equipment for hydro ge
Generator rod induction brazin
Hydropower generator stator ba
Large diameter steel pipe quen
Piston rod quenching and tempe
Grinding rod quenching and tem
induction heating machine 
Power protection measures of induction melting furnace
1 Main circuit short circuit protection
2 main circuit phase protection
3 Main circuit over-current protection
4 High voltage protection of the power grid
5 Low grid voltage protection
6 Cooling water temperature protection
7 cooling water pressure protection
8 Low cooling water flow protection
9 SCR overvoltage protection
10 SCR over-current protection
11 Inverter thyristor current rise rate high protection
12 Inverter commutation time insufficient protection
13 Inverter thyristor reverse turn-off voltage insufficient protection
Our company is professional in the induction equipments include: Induction Heating Furnace, Induction Hardening Furnace, MF(Medium Frequency) Induction Melting Furnace, IGBT Super audio Frequency Induction Heating Furnace, MF Power Supply, MF Tempering Line, Hardening Machine Tool, and Closed Water Cooling Equipment, etc.
Welcome to enquire further information and details. For any question or technical support, please feel free to contact us directly.We will do our best to offer you the best products and advice, it's our unswerving pursuit !































