Induction Furnace Power Electronics Design Rationale and Specification

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See also [[1]]

Design Rationale

Specifications

Input – 24V DC using IGBTs that can handle that
Output - LOTS AMPS
No need for pure sine wave signal generator

Particulars

Continuous output power: 2500 Watts
dc input / operating voltage: 10 to 120 DC
Output voltage: 120-480 Volts ac
Output frequency: 60 Hz +/- 0.5 Hz
No load minimum operating temperature: 25 degrees F
Full load maximum operating temperature: 140 degrees F
Efficiency: >90%
AC Output Socket Type: 3 bolt down connectors
High input voltage protection: 15V
Low input voltage shutdown: 10V
Internal fuse protection

Links

http://www.uie.org/webfm_send/391

Deployment Strategy

Initial prototype is a 2.5 kW module in 1 phase, later modules are slave modules for stackability

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