Onboard Electrical System Assembly
Flameproof enclosure housing the medium-voltage distribution, haulage inverters and motor protection for all onboard drives. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
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Bill of materials
8 top-level lines · 8 rows shown · 33 parts total · indented to 3 levels| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Flameproof Enclosure | longwall-shearer-fl-enclosure | 1× | 1 | — | part |
| 2 | Vacuum Contactor | longwall-shearer-mv-contactor | 3× | 3 | — | part |
| 3 | Haulage Inverter | longwall-shearer-haulage-inverter | 2× | 2 | — | part |
| 4 | IGBT Power Module | igbt-module | 6× | 6 | — | part |
| 5 | Cable Handler | longwall-shearer-trailing-cable-handler | 1× | 1 | — | part |
| 6 | Relay | relay | 8× | 8 | — | part |
| 7 | Wire Bundle | wire-bundle | 4× | 4 | — | part |
| 8 | Connector | connector | 8× | 8 | — | part |
Used in 1 assembly
Sourcing — likely vendors
Companies that make this · indicative price $1–$200 · MOQ & lead are typical| Vendor | HQ | Specialty | MOQ | Lead time |
|---|---|---|---|---|
| 🇨🇳JLCPCB jlcpcb.com ↗ | Shenzhen, CN | PCB fabrication | 100 pcs | 2–4 wks |
| 🇨🇳PCBWay pcbway.com ↗ | Shenzhen, CN | PCB fab & assembly | 100 pcs | 2–4 wks |
| scc.com.cn ↗ | Shenzhen, CN | PCB manufacturer | 100 pcs | 2–4 wks |
| shogini.com ↗ | Mumbai, IN | PCB manufacturer | 100 pcs | 2–4 wks |
| venture.com.sg ↗ | Singapore | Electronics contract mfg | 100 pcs | 2–4 wks |