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Discussion History

Field Flashing Circuit

Assembly

Auxiliary supply establishing initial field current before the generator can self-excite. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.

Field Flashing Circuit parts and their functions

6 top-level parts · 8 parts in total · full bill of materials below
Field Flashing Circuit parts diagram: 1 field flash contactor, 2 flashing battery bank, 3 flash rectifier, 4 flash limiting resistor, 5 blocking diode, 6 relay. 8 parts in 6 top-level items.
Field Flashing Circuit parts diagram. Numbers match the table below; each box is one top-level part or assembly with what it contains.
#PartQtyWhat it does
1 Field Flash Contactor 1× Field flash contactor connecting the auxiliary supply
2 Flashing Battery Bank 1× Station battery bank supplying flashing current
3 Flash Rectifier 1× Diode rectifier for AC-sourced field flashing
4 Flash Limiting Resistor 1× Current-limiting resistor for the flash circuit
5 Blocking Diode 2× Blocking diode preventing reverse feed into the battery
6 Relay 2× Flash sequencing and changeover relays

3D model

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Build & assembly graph

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Bill of materials for Field Flashing Circuit

6 top-level lines · 6 rows shown · 8 parts total · indented to 3 levels
# Item / sub-assembly Part no. Qty/assy Ext. qty Parts Type
1 Field Flash Contactor excitation-system-flash-contactor 1× 1 · part
2 Flashing Battery Bank excitation-system-flash-battery 1× 1 · part
3 Flash Rectifier excitation-system-flash-rectifier 1× 1 · part
4 Flash Limiting Resistor excitation-system-flash-resistor 1× 1 · part
5 Blocking Diode excitation-system-blocking-diode 2× 2 · part
6 Relay relay 2× 2 · part

Where the field flashing circuit 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