Drawing and revision
Share the controlling drawing, specification and latest revision applicable to the enquiry.

CLS units for railway signalling are available in metallic or FRP construction and multiple aspect configurations, including calling-on and shunt units.
Availability and supply remain subject to the latest approved drawing, specification, quantity and commercial terms.
Product information
Colour light signal units present defined visual aspects in a railway signalling installation. Principal Vinimay lists metallic and FRP construction with one-, two-, three- and four-aspect arrangements, plus calling-on and shunt units.
Identify the required aspect configuration, metallic or FRP construction, applicable drawing, mounting and interface details, optical or electrical items included in the supply boundary, finish, identification and inspection requirement. Signal meaning and placement remain governed by the approved signalling plan.
Use the controlled project documents to define the supply boundary. A complete enquiry helps align manufacturing, inspection, packing and delivery expectations before commercial quotation.
Prepare the enquiry
Clear technical and delivery inputs reduce assumptions and help define a useful quotation boundary.
Share the controlling drawing, specification and latest revision applicable to the enquiry.
Confirm dimensions, material, finish, interfaces, accessories and the required product variant.
State inspection, testing, documentation and acceptance requirements before quotation.
Include the quantity, project location, packing expectations and required delivery schedule.
Buyer guidance
Common questions
CLS units for railway signalling are available in metallic or FRP construction and multiple aspect configurations, including calling-on and shunt units.
The listed variants are 1-Aspect, 2-Aspect, 3-Aspect, 4-Aspect, Calling On Unit, Shunt Unit. Confirm the required configuration against the current project drawing and specification.
Share the controlling drawing and revision with the enquiry. Principal Vinimay will review the configuration, manufacturing scope and any exclusions before quotation.
Include quantity, drawing or specification, variant, material and finish, inspection requirements, project location and delivery schedule.
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