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BM
DM
XM
BM(S) Modular Bolt Interlock

Description
The BM is a heavy duty, modular mechanical bolt interlock or deadlock. This product is also available in full stainless steel.

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Features and Benefits

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No product handing issues

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Horizontal and vertical mounting

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Multiple lock versions eliminate the need for separate key exchange boxes

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16mm Diameter bolt with 16mm of travel

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Variable bolt length

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Front, top or bottom fixing

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Tested to over 1,000,000 operations

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Durable plated bodies

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Patented sequencing system with up to 39,000 different sequences in a BM10

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Easy to configure

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Sequential or non sequential key operation

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Extend or trim-down units and use surplus modules elsewhere

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Minimal maintenance

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Slim and attractive design

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Back of board adaptor available with BM modules

Application
Bolt interlocks or deadbolts are usually used to lock energy sources in the OFF position, and can be applied to isolators, circuit breakers, and valves. Bolt interlocks can be used as part of a POWER INTERLOCKING system (See AS4024)

In switchgear applications bolt interlocks are used to ensure the correct sequential operation of isolators, breakers and earth switches.

Operation
BM1 Single Module - With the key free the bolt is usually in the extended position. To retract the bolt the key must be inserted and turned (reverse sequence is available upon request).

 

BM2-10 Multiple Modules - With the primary key free the bolt is usually in the extended position. To retract the bolt the primary key must be inserted, turned and trapped in the primary lock, and the secondary key turned and removed from the secondary lock (other sequences available on request).

Construction BM

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Body Housing: Die-cast zinc body with pearl bronze finish.

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Internals: All stainless steel contact components.

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Bolt: All stainless steel.

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Lock Mechanism: CL or ML lock types are of die-cast zinc body with stainless steel operating mechanism.

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Key: Stainless steel.

Construction BMS

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Body Housing: Full stainless steel

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Internals: Full stainless steel

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Bolt: All stainless steel.

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Lock Mechanism: CLS or MLS lock types are of all stainless steel.

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Key: Stainless steel.

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Spring Loaded Dustcover: Stainless steel.

Options BM

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Surface or panel mounting option

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Stainless steel spring-loaded dust cover

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Extended/shortened bolt

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Optional key/bolt sequences

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Lock portions may be CL or ML

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Colour Coding on locks and keys

Options BMS

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Extended/shortened bolt

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Optional key/bolt sequences

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Lock portions may be CLS or MLS

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Colour Coding on locks and keys