Technical FAQs 4

Why should you choose Castell trapped key interlocks?

Working closely with key switchgear manufacturers has enabled Castell to produce interlocks designed specifically for use on the leading manufacturers own breakers, isolators, disconnectors and earth mechanisms. That makes Castell trapped key interlocks be the perfect choice for protecting personnel in the switchgear environment.

Who is Castell – machine guarding & switchgear interlocking?

Castell - Machine Guarding and Switchgear interlocking explained... Trapped Key Interlocking for Machine Guarding Castell Safety International designs and manufactures the world’s widest range of industrial safety interlocking systems ensuring that industry can operate safely around the world.

What mounting kits are available for Castell's interlocks?

Many suppliers of switchgear equipment have mounting kits available for Castell‘s interlocks. The lock is manufactured in brass or stainless steel. The KL bolt interlock is available in a double key or exchange key condition. For further technical information please refer to the user manual.

What is Castell AIS access interlock with safety switch?

onsAIS-FSS-KT-1The Castell AIS access interlock with safety switch is used as a part of an integrated safety system, typically in machine guar ing applications.The removal of the key from the AIS, isolates the electrical supply to the machine and allows the removal

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Castell key interlock switchgear

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Product Catalogue

Aug 9, 2023 · Key operated mechanical bolt interlock Designed for the control of electrical switchgear Available with FS or Q type lock portions Manufactured in either brass or stainless

Switchgear Control Using Trapped Key

Aug 8, 2022 · In this article, Castell discusses how trapped key interlocking is implemented within switchgear control whilst maintaining system integrity.

Switchgear Interlock Applications Guide

Explore trapped key interlock systems for switchgear applications. Learn about incomer, busbar, generator, transformer, UPS, and ESP interlocking.

Castell

Jul 1, 2025 · Working closely with key switchgear manufacturers has enabled Castell to produce interlocks designed specifically for use on the leading manufacturers own breakers, isolators,

Castell Interlock System

Jul 4, 2025 · A trapped key interlock is a safety device applied to two or more moveable parts, preventing (or allowing) a movement or operation of one

High Voltage & Distribution Safety

Teksal Safety is the Australian channel partner for Fortress Safety, Castell and Ronis trapped key interlocking products, including keys, key

Switchgear

Mar 11, 2022 · Working closely with key switchgear manufacturers has enabled Castell to produce interlocks designed specifically for use on the leading manufacturers own breakers, isolators,

High Voltage & Distribution Safety

Teksal Safety is the Australian channel partner for Fortress Safety, Castell and Ronis trapped key interlocking products, including keys, key operation and switchgear solutions. Our high-voltage

Castell

Jul 1, 2025 · Working closely with key switchgear manufacturers has enabled Castell to produce interlocks designed specifically for use on the leading

KL

The KL dual key bolt interlock is a key operated mechanical bolt interlock suitable for the control of electrical switchgear. The standard unit comes with a 15.88 mm diameter bolt of variable

Castell Interlock System

Jul 4, 2025 · A trapped key interlock is a safety device applied to two or more moveable parts, preventing (or allowing) a movement or operation of one part only when another part is locked

Switchgear Interlock Applications Guide | Castell Safety

Explore trapped key interlock systems for switchgear applications. Learn about incomer, busbar, generator, transformer, UPS, and ESP interlocking.

Castell Trapped Key Interlocks Applications Guide

This guide provides information on Castell Trapped Key Interlocks for Switchgear applications. Learn about the purpose, features, and benefits of these systems for ensuring personnel

Castell Mechanical Switchgear Interlocks

Castell Mechanical Switchgear Interlocks FS/Q Switchgear Safety Interlock K Bolt Interlocks KC Claw Interlock KL Dual Key Bolt Interlock KLC Dual Key Claw Interlock KLP Multi Key Bolt

Switchgear Control Using Trapped Key Interlocking | Castell

Aug 8, 2022 · In this article, Castell discusses how trapped key interlocking is implemented within switchgear control whilst maintaining system integrity. Factors such as aging infrastructure,

KL

The KL dual key bolt interlock is a key operated mechanical bolt interlock suitable for the control of electrical switchgear. The standard unit comes

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