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Discussion History

AC Alternator

Assembly

Brushless synchronous alternator generating 400 V 3-phase ship power. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.

AC Alternator parts and their functions

4 top-level parts · 106 parts in total · full bill of materials below
AC Alternator parts diagram: 1 stator assembly, 2 rotor assembly, 3 ball bearing, 4 voltage regulator (AVR). 106 parts in 4 assemblies.
AC Alternator parts diagram. Numbers match the table below; each box is one top-level part or assembly with what it contains.
#PartQtyWhat it does
1 Stator Assembly 3 parts Stationary part of an electric motor: a slotted laminated core wound with copper coils that produce the rotating magnetic field.
2 Rotor Assembly 4 parts Rotating member of an electric motor: a laminated steel core carrying permanent magnets or conductor bars, pressed onto a shaft that delivers the torque.
3 Ball Bearing Deep-groove radial ball bearing.
4 Voltage Regulator (AVR) 3 parts Automatic voltage regulator board holding alternator output steady under load swings.

3D model

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Build & assembly graph

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Bill of materials for AC Alternator

4 top-level lines · 14 rows shown · 106 parts total · indented to 3 levels
# Item / sub-assembly Part no. Qty/assy Ext. qty Parts Type
1 Stator Assembly 3 parts stator-assembly 1 3 assembly
1.1 Stator Core (laminations) stator-core 1 · part
1.2 Copper Winding copper-winding 1 · part
1.3 Slot Insulation stator-insulation 1 · part
2 Rotor Assembly 4 parts rotor-assembly 1 19 assembly
2.1 Rotor Shaft rotor-shaft 1 · part
2.2 Rotor Core rotor-core 1 · part
2.3 Neodymium Magnet neodymium-magnet 16× 16 · part
2.4 Ball Bearing ball-bearing 1 · part
3 Ball Bearing ball-bearing 2 · part
4 Voltage Regulator (AVR) 3 parts floating-crane-barge-avr 1 82 assembly
4.1 Bare PCB pcb-bare 1 · part
4.2 Microcontroller mcu 1 · part
4.3 SMD Passive (R/C/L) smd-passives 80× 80 · part

Where the AC alternator is used

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

Used in 1 assembly

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 $2–$500. How estimates work
VendorHQSpecialtyMOQLead time
🇨🇳Inovance
inovance.com ↗
Shenzhen, CN Drives & motion control 500 units 10–14 wks
🇮🇳Sona Comstar
sonacomstar.com ↗
Gurugram, IN EV driveline & motors 500 units 10–14 wks
🇨🇳Broad-Ocean
broad-ocean.com ↗
Zhongshan, CN Electric motors 500 units 10–14 wks
nidec.com ↗ Singapore Motors, regional ops 500 units 10–14 wks
🇮🇳Bosch India
bosch.in ↗
Bengaluru, IN Automotive components 500 units 10–14 wks