1.5T Intermediate frequency induction smelting furnace implementation standards

Complete equipment composition of 1.5T Intermediate frequency induction smelting furnace：

The system mainly includes：1.5t electric furnace body；1500KW Thyristor intermediate frequency power supply；Bring yourself a rectifier transformer1600KVA（10KV/2*750V）；A control box in front of the furnace is convenient to operate. Total one set.

2. 1.5T Intermediate frequency induction smelting furnace implementation standards and operating conditions 

Standards for product implementation

GB10067.3-88   《Basic technical specification for electric heating equipment inductive electric heating equipment》

GB10066.3-88    《Test method for electrothermal equipment-Coreless induction furnace》

GB5959.3-88     《Safety of electrothermal equipment-pair induction and conductive heating equipment Particular requirements for induction smelting equipment》

JB4086-85        《Specification for electronic control equipment for intermediate frequency coreless induction heating》

JB/T4280-93      《Intermediate frequency coreless induction furnace》

JB/T8669-1997    《Semiconductor Frequency conversion device for Intermediate Frequency Induction heating》

■ Operating conditions of equipment

1. Cooling water conditions

a．PH value                 7～8.5

b．suspended solid     <10mg/l

c．alkalinity                 <60mg/l

d． Chloride ion  average    <60mg/l

                at most     <220mg/l

e．Sulphate ion        <100mg/l

f．Total iron                <2mg/l

g．Soluble SiO2                      <6mg/l

h．Dissolved solids           <300m/l

I．conductivity               <500mg/l

j．total hardness （CaO mg equivalent）  <10

2. Power supply conditions

a．Three-phase voltage imbalance in the grid      <5%

b．Grid voltage fluctuation                <±10%

c．Power grid voltage waveform distortion rate       <10%