Point operating system

Reliable point operating systems for external and internal locking allow for increased train throughput and operational safety.

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Operating Point Systems

Pawl lock CKA12

The Siemens pawl locks are based on the worldwide proven CKA 12 with an installed base of more than 75'000 units. Pawl lock CKA 12 offer the following advantages:

Efficient installation due to the absence of rail drilling, minimal maintenance due to intelligent choice of materials, easy to maintain due to its modular design and suitable for all common rail profiles and numerous special applications. Pawl Lock CKA 12 is approved for speeds up to 300 km/h.

Efficiency and reliability thanks to continuous improvements of a proven concept.

Installed base

More than 75 000 units
in DE, CH, NO, NL, AT, LU
Malaysia, Thailand,Taiwan, Hongkong
EBA approved, Q1 supplier, HPQ

Product features

Secures points on every track
Interface-compatible for controlling the existing point control system in the interlocking

Customer benefits

Fits a wide range of track profiles and is highly suitable for UIC and AREMA profiles
Efficient assembly
Almost unlimited application possibilities thanks to its adjustability

Economical advantages

Very low life cycle costs
High reliability
Easy to maintain

Pawl lock CKJ für UIC Profile

Main features CKJ

Suitable for all rail profiles (UIC, AREMA, BS)
Tried and tested pawl lock concept
Compact design and pre-assembly in the factory
Easy on-site assembly without special tools
Maintenance-friendly
High reliability
Reduction of the variety of spare parts

Additional Point operating system

Get the most from your points. Further information on point operating systems, point machines and point diagnosis systems can be found on the product overview page.

Go to the product overview page