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Excitation Transformer

Assembly

Three-phase dry-type transformer stepping generator terminal voltage down to rectifier input level. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.

Excitation Transformer parts and their functions

8 top-level parts · 19 parts in total · full bill of materials below
Excitation Transformer parts diagram: 1 transformer core, 2 primary winding, 3 secondary winding, 4 off-load tap changer, 5 HV bushing, 6 winding temperature sensor, 7 core clamping frame, 8 fastener set. 19 parts in 8 top-level items.
Excitation Transformer parts diagram. Numbers match the table below; each box is one top-level part or assembly with what it contains.
#PartQtyWhat it does
1 Transformer Core 1× Grain-oriented silicon-steel laminated magnetic core
2 Primary Winding 3× Primary phase winding connected to generator terminals
3 Secondary Winding 3× Secondary phase winding feeding the rectifier
4 Off-Load Tap Changer 1× Off-load tap selector adjusting ratio in five steps
5 HV Bushing 6× Epoxy insulator bushing for primary and secondary terminals
6 Winding Temperature Sensor 3× PT100 winding temperature sensor with trip contacts
7 Core Clamping Frame 1× Welded steel core clamping frame and base
8 Fastener Set 1× Core clamp bolts and terminal hardware

3D model

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Build & assembly graph

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Bill of materials for Excitation Transformer

8 top-level lines · 8 rows shown · 19 parts total · indented to 3 levels
# Item / sub-assembly Part no. Qty/assy Ext. qty Parts Type
1 Transformer Core excitation-system-transformer-core 1× 1 · part
2 Primary Winding excitation-system-transformer-primary-winding 3× 3 · part
3 Secondary Winding excitation-system-transformer-secondary-winding 3× 3 · part
4 Off-Load Tap Changer excitation-system-transformer-tap-changer 1× 1 · part
5 HV Bushing excitation-system-transformer-bushing 6× 6 · part
6 Winding Temperature Sensor excitation-system-transformer-temp-sensor 3× 3 · part
7 Core Clamping Frame excitation-system-transformer-frame 1× 1 · part
8 Fastener Set fastener-set 1× 1 · part

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Where the excitation transformer is used

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

Used in 1 assembly

Generator Excitation System

Sourcing: possible vendors

Browse the supplier directory → 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