Auxiliary Systems
AssemblyLights, horn, sanders and the low-voltage battery feeding controls and emergency loads. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Auxiliary Systems parts and their functions
5 top-level parts · 116 parts in total · full bill of materials below
| # | Part | Qty | What it does |
|---|---|---|---|
| 1 | Headlight Cluster 3 parts | 2× | LED headlight and marker cluster at each cab front. |
| 2 | Air Horn | 2× | Two-tone pneumatic warning horn. |
| 3 | Sander Unit 2 parts | 4× | Sand box and valve dropping sand ahead of the leading wheels to restore adhesion. |
| 4 | 12 V Battery | 4× | 110 V control battery bank |
| 5 | Auxiliary Converter 5 parts | 1× | Static converter producing the three-phase 400 V and 110 V supplies for on-board auxiliaries. |
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Bill of materials for Auxiliary Systems
5 top-level lines · 18 rows shown · 116 parts total · indented to 3 levels| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Headlight Cluster 3 parts | passenger-locomotive-headlight | 2× | 2 | 3 | assembly |
| 1.1 | LED Light Module | passenger-locomotive-led-module | 1× | 2 | · | part |
| 1.2 | Light Housing | passenger-locomotive-light-housing | 1× | 2 | · | part |
| 1.3 | Bare PCB | pcb-bare | 1× | 2 | · | part |
| 2 | Air Horn | passenger-locomotive-horn | 2× | 2 | · | part |
| 3 | Sander Unit 2 parts | passenger-locomotive-sander | 4× | 4 | 2 | assembly |
| 3.1 | Sand Box | passenger-locomotive-sand-box | 1× | 4 | · | part |
| 3.2 | Sander Valve | passenger-locomotive-sander-valve | 1× | 4 | · | part |
| 4 | 12 V Battery | lv-battery | 4× | 4 | · | part |
| 5 | Auxiliary Converter 5 parts | passenger-locomotive-aux-converter | 1× | 1 | 96 | assembly |
| 5.1 | IGBT Power Module | igbt-module | 4× | 4 | · | part |
| 5.2 | Gate Driver Board 3 parts | gate-driver-board | 1× | 1 | 87 | assembly |
| 5.2.1 | Bare PCB | pcb-bare | 1× | 1 | · | part |
| 5.2.2 | Gate Driver IC | gate-driver-ic | 6× | 6 | · | part |
| 5.2.3 | SMD Passive (R/C/L) | smd-passives | 80× | 80 | · | part |
| 5.3 | DC-Link Capacitor | dc-link-cap | 2× | 2 | · | part |
| 5.4 | Power Inductor | power-inductor | 2× | 2 | · | part |
| 5.5 | Microcontroller | mcu | 1× | 1 | · | part |
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Where the auxiliary systems is used
1 product across 1 domain contain it, directly or inside a sub-assemblyUsed in 1 assembly
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| Vendor | HQ | Specialty | MOQ | Lead time |
|---|---|---|---|---|
|
🇨🇳Foxconn
foxconn.com ↗
|
Shenzhen, CN | Electronics contract mfg | 1,000 pcs | 6–10 wks |
| flex.com ↗ | Singapore | Electronics contract mfg | 1,000 pcs | 6–10 wks |
| dixoninfo.com ↗ | Noida, IN | Electronics contract mfg | 1,000 pcs | 6–10 wks |
| bydelectronic.com ↗ | Shenzhen, CN | Electronics contract mfg | 1,000 pcs | 6–10 wks |
| venture.com.sg ↗ | Singapore | Electronics contract mfg | 1,000 pcs | 6–10 wks |