Main Switchboard

Assembly

Green Printed Circuit Board and Components.JPG · Commons ↗ Report photo

Steel-enclosed distribution board with breakers and metering, feeding propulsion auxiliaries, lighting and firefighting controls.

Direct parts	3
Total parts	10
Used in	1 assembly
Class	Assembly

Report a problem with this BOM

Steel-enclosed distribution board with breakers and metering, feeding propulsion auxiliaries, lighting and firefighting controls. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.

Main Switchboard parts and their functions

3 top-level parts · 10 parts in total · full bill of materials below

Main Switchboard parts diagram: 1 circuit breaker bank, 2 relay, 3 power meter. 10 parts in 3 top-level items. — Main Switchboard parts diagram. Numbers match the table below; each box is one top-level part or assembly with what it contains.

#	Part	Qty	What it does
1	Circuit Breaker Bank	1×	Molded-case breaker bank
2	Relay	8×	Control and trip relays
3	Power Meter	1×	Bus voltage and current meter

3D model

No 3D model yet. Have a CAD file of this? Add a 3D model. STL renders right on this page; STEP, FreeCAD, and OpenSCAD sources are welcome too (openly licensed, like all 3D models on BOMwiki).

Build & assembly graph

expand / collapse · shared sub-assemblies converge · links to related products · est. labour

product / assembly shared across products atomic part related product

Tap an assembly to expand/collapse · tap a part to open it · use “Open page” for any node · drag to pan, scroll to zoom.

Bill of materials for Main Switchboard

3 top-level lines · 3 rows shown · 10 parts total · indented to 3 levels

#	Item / sub-assembly	Part no.	Qty/assy	Ext. qty	Parts	Type
1	Circuit Breaker Bank	fireboat-breaker-set	1×	1	·	part
2	Relay	relay	8×	8	·	part
3	Power Meter	fireboat-power-meter	1×	1	·	part

Something wrong in this list? Report a problem with this BOM.

Where the main switchboard is used

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

Firefighting & Emergency 1 Fireboat

Used in 1 assembly

Electrical and Control 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 $1–$200. How estimates work

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
🇨🇳Shennan Circuits scc.com.cn ↗	Shenzhen, CN	PCB manufacturer	100 pcs	2–4 wks
🇮🇳Shogini Technoarts shogini.com ↗	Mumbai, IN	PCB manufacturer	100 pcs	2–4 wks
🇸🇬Venture Corp venture.com.sg ↗	Singapore	Electronics contract mfg	100 pcs	2–4 wks