Platform Screen Doors Product
Automatic sliding glass safety barriers sealing the metro platform edge during train boarding and departure. 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
7 top-level lines · 50 rows shown · 114 parts total · indented to 3 levels| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Frame Assembly 4 parts | platform-screen-doors-frame-structure | 1× | 1 | 19 | assembly |
| 1.1 | Vertical Post | platform-screen-doors-vertical-post | 4× | 4 | — | part |
| 1.2 | Horizontal Rail | platform-screen-doors-horizontal-rail | 6× | 6 | — | part |
| 1.3 | Corner Bracket | platform-screen-doors-corner-bracket | 8× | 8 | — | part |
| 1.4 | Fastener Set | fastener-set | 1× | 1 | — | part |
| 2 | Sliding Glass Door Assemblies 4 parts | platform-screen-doors-door-panels | 1× | 1 | 32 | assembly |
| 2.1 | Door Frame 3 parts | platform-screen-doors-door-frame | 2× | 2 | 5 | assembly |
| 2.1.1 | Door Stile | platform-screen-doors-vertical-stile | 2× | 4 | — | part |
| 2.1.2 | Door Rail | platform-screen-doors-horizontal-rail-door | 2× | 4 | — | part |
| 2.1.3 | Fastener Set | fastener-set | 1× | 2 | — | part |
| 2.2 | Tempered Glass Pane | platform-screen-doors-glass-pane | 4× | 4 | — | part |
| 2.3 | Door Roller Carriage 3 parts | platform-screen-doors-door-roller | 4× | 4 | 4 | assembly |
| 2.3.1 | Ball Bearing | ball-bearing | 2× | 8 | — | part |
| 2.3.2 | Ball Bearing | ball-bearing | 1× | 4 | — | part |
| 2.3.3 | Fastener Set | fastener-set | 1× | 4 | — | part |
| 2.4 | Edge Bumper Pad | platform-screen-doors-bumper-pad | 2× | 2 | — | part |
| 3 | Sliding Motor Drive 4 parts | platform-screen-doors-drive-unit | 1× | 1 | 33 | assembly |
| 3.1 | Drive Motor 4 parts | platform-screen-doors-drive-motor | 1× | 1 | 25 | assembly |
| 3.1.1 | Stator Assembly 3 parts + deeper › | stator-assembly | 1× | 1 | 3 | assembly |
| 3.1.2 | Rotor Assembly 4 parts + deeper › | rotor-assembly | 1× | 1 | 19 | assembly |
| 3.1.3 | Ball Bearing | ball-bearing | 2× | 2 | — | part |
| 3.1.4 | Oil Seal | oil-seal | 1× | 1 | — | part |
| 3.2 | Reduction Gearbox 4 parts | platform-screen-doors-reduction-gearbox | 1× | 1 | 5 | assembly |
| 3.2.1 | Gearbox Housing | gearbox-housing | 1× | 1 | — | part |
| 3.2.2 | Helical Gear Pair | gear-pair | 1× | 1 | — | part |
| 3.2.3 | Ball Bearing | ball-bearing | 2× | 2 | — | part |
| 3.2.4 | Oil Seal | oil-seal | 1× | 1 | — | part |
| 3.3 | Timing Belt | platform-screen-doors-timing-belt | 1× | 1 | — | part |
| 3.4 | Timing Pulley | platform-screen-doors-pulley-set | 2× | 2 | — | part |
| 4 | Door Rail & Guidance 3 parts | platform-screen-doors-guide-system | 1× | 1 | 6 | assembly |
| 4.1 | Overhead Guide Rail | platform-screen-doors-overhead-rail | 1× | 1 | — | part |
| 4.2 | Floor Guide Channel | platform-screen-doors-floor-guide | 1× | 1 | — | part |
| 4.3 | Rail Support Bracket | platform-screen-doors-rail-bracket | 4× | 4 | — | part |
| 5 | Control & Synchronisation System 3 parts | platform-screen-doors-control-logic | 1× | 1 | 15 | assembly |
| 5.1 | PSD Controller Board 4 parts | platform-screen-doors-psd-controller | 1× | 1 | 9 | assembly |
| 5.1.1 | Bare PCB | pcb-bare | 1× | 1 | — | part |
| 5.1.2 | Microcontroller | mcu | 1× | 1 | — | part |
| 5.1.3 | SMD Passive (R/C/L) | smd-passives | 1× | 1 | — | part |
| 5.1.4 | Connector | connector | 6× | 6 | — | part |
| 5.2 | Position Encoder | platform-screen-doors-door-encoder | 2× | 2 | — | part |
| 5.3 | Relay | relay | 4× | 4 | — | part |
| 6 | Safety Sensor Package 3 parts | platform-screen-doors-safety-sensors | 1× | 1 | 6 | assembly |
| 6.1 | Obstruction Infrared Sensor | platform-screen-doors-obstruction-sensor | 2× | 2 | — | part |
| 6.2 | Position Limit Switch | platform-screen-doors-position-switch | 2× | 2 | — | part |
| 6.3 | Relay | relay | 2× | 2 | — | part |
| 7 | Emergency Release Mechanism 3 parts | platform-screen-doors-emergency-release | 1× | 1 | 3 | assembly |
| 7.1 | Emergency Handle | platform-screen-doors-release-handle | 1× | 1 | — | part |
| 7.2 | Release Linkage 1 parts | platform-screen-doors-release-linkage | 1× | 1 | 1 | assembly |
| 7.2.1 | Fastener Set | fastener-set | 1× | 1 | — | part |
| 7.3 | Fastener Set | fastener-set | 1× | 1 | — | part |
Sourcing — likely vendors
Companies that make this · indicative price $500k–$60M · MOQ & lead are typical| Vendor | HQ | Specialty | MOQ | Lead time |
|---|---|---|---|---|
| 🇨🇳CRRC crrcgc.cc ↗ | Beijing, CN | Rolling stock & rail systems | made to order | 40–72 wks |
| 🇫🇷Alstom alstom.com ↗ | Saint-Ouen, FR | Rail rolling stock | made to order | 40–72 wks |
| mobility.siemens.com ↗ | Munich, DE | Rail systems | made to order | 40–72 wks |
| stadlerrail.com ↗ | Bussnang, CH | Rail rolling stock | made to order | 40–72 wks |
| 🇺🇸Wabtec wabteccorp.com ↗ | Pittsburgh, US | Rail equipment | made to order | 40–72 wks |