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ISS Safety

Ronis Interlocks

Ronis have developed a range of interlocks intended to protect personnel using high voltage equipment and to prevent damage to equipment due to incorrect operation. The range is built around a durable stainless steel case, a brass cylinder pin-tumbler offering significant opportunities for key combinations and a Ronis key.

EL Bolt Interlocks

EL Bolt InterlockEL Bolt Interlock

The EL Bolt Interlock is designed for locking off electrical switchgear isolators and earthing devices. The standard unit is supplied with a 10mm diameter bolt which is 6mm in length when the key is captive and 18mm when the key is released. The bolt movement is directly controlled by the rotation of the key.

ELC Exchange Box

ELC Exchange BoxELC Exchange Box

The ELC Exchange Box is designed to enable the release of extra keys by inserting an initial key. This may be required when access to more than 1 ELP door interlock is needed.

ELP Door Interlocks

ELP Door InterlockELP Door Interlock

The ELP door interlock is suitable for use on all panel, cabinet and transformer hinged doors. The Ronis key can be removed only when the door is closed and the striker plate is locked in position.

EL Bolt Interlocks

Switchgear Cam LockSwitchgear Cam Lock

The cam locks are designed to release their keys only when the electrical switchgear is in the desired position, either locked ON or locked OFF. Whilst the key is released the desired position cannot be altered.