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Medium-Frequency Power Supply

Assembly

Rectifier and inverter converting mains power to medium-frequency output. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.

Medium-Frequency Power Supply parts and their functions

8 top-level parts · 13 parts in total · full bill of materials below
Medium-Frequency Power Supply parts diagram: 1 thyristor rectifier, 2 medium-frequency inverter, 3 DC link reactor, 4 firing control board, 5 bare PCB, 6 microcontroller, 7 snubber network, 8 isolation transformer. 13 parts in 8 assemblies.
Medium-Frequency Power Supply parts diagram. Numbers match the table below; each box is one top-level part or assembly with what it contains.
#PartQtyWhat it does
1 Thyristor Rectifier 1× Thyristor bridge converting AC mains to DC
2 Medium-Frequency Inverter 1× IGBT or SCR inverter producing 250 Hz to 10 kHz output
3 DC Link Reactor 1× Smoothing reactor in the DC link
4 Firing Control Board 1× Gate-drive and firing control board
5 Bare PCB 1× Bare control board substrate
6 Microcontroller 1× Microcontroller running the inverter regulation loop
7 Snubber Network 6× RC snubber networks across switching devices
8 Isolation Transformer 1× Input isolation and step transformer

3D model

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Build & assembly graph

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Bill of materials for Medium-Frequency Power Supply

8 top-level lines · 8 rows shown · 13 parts total · indented to 3 levels
# Item / sub-assembly Part no. Qty/assy Ext. qty Parts Type
1 Thyristor Rectifier induction-melting-furnace-rectifier 1× 1 · part
2 Medium-Frequency Inverter induction-melting-furnace-inverter 1× 1 · part
3 DC Link Reactor induction-melting-furnace-dc-reactor 1× 1 · part
4 Firing Control Board induction-melting-furnace-firing-board 1× 1 · part
5 Bare PCB pcb-bare 1× 1 · part
6 Microcontroller mcu 1× 1 · part
7 Snubber Network induction-melting-furnace-snubber 6× 6 · part
8 Isolation Transformer induction-melting-furnace-isolation-transformer 1× 1 · part

Where the medium-frequency power supply is used

1 product across 1 domain contain it, directly or inside a sub-assembly

Used in 1 assembly

Induction Melting Furnace

Sourcing: possible vendors

Prices, MOQ, and lead times are algorithmic estimates, not quotes, and not claims about these companies. Company mappings are curated by keyword; est. price band $0.50–$100. How estimates work
VendorHQSpecialtyMOQLead time
🇨🇳Foxconn
foxconn.com ↗ 		Shenzhen, CN Electronics contract mfg 1,000 pcs 6–10 wks
🇸🇬Flex (Singapore)
flex.com ↗ 		Singapore Electronics contract mfg 1,000 pcs 6–10 wks
🇮🇳Dixon Technologies
dixoninfo.com ↗ 		Noida, IN Electronics contract mfg 1,000 pcs 6–10 wks
🇨🇳BYD Electronics
bydelectronic.com ↗ 		Shenzhen, CN Electronics contract mfg 1,000 pcs 6–10 wks
🇸🇬Venture Corp
venture.com.sg ↗ 		Singapore Electronics contract mfg 1,000 pcs 6–10 wks