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HSL double bit retrofit deadbolt lock with automatic deadlocking - comparable to CHUBB® model 4L55/4L56

Article No.: HSL C175

Screw-on bolt lock for detention room doors with automatic locking and mechanical indication of the locking status on the key guide side.

Open brochure

  • 1:1 replacement for CHUBB® 4L55 / 4L56
  • Easy opening with HSL double bit key (180° turn)
  • Lock can be recoded 9 times without a change key
  • Anti-pick 7 - with unique HSL lever system
  • Reliable locking mechanism
  • Fastening with five special screws

EQUIPMENT

Options.

The following equipment options are available.

Information

Technical specifications.

  • Recodabilityyes
  • Weight [kg]7.0
  • Lock dimensions [mm]267 x 30 x 285
  • external visual indicatormechanically
  • Closing operations1,000,000
  • Max. lateral bolt load capacity [kN]50
  • Relative humidity [%]95% non-condensing
  • bolt throw mm32
  • MaterialStainless steel
  • SurfaceMatt
  • Face plate dimension [mm]285 x 30 x 4
  • Material forendStainless steel
  • Material deadboltStainless steel
  • Material lock housingStainless steel
  • Lock mechanismHSL double bit
  • Levers7

Documents

Downloads.

Here you will find data sheets, instructions and much more to help you learn more about the product.

STUV innovation

Retrofit for CHUBB®

Locks 4L55 / 4L56

The HSL C175 lock was specially developed for high-security areas in prisons, police stations, and military facilities. Thanks to its identical dimensions, it can be used as a 1:1 replacement for previous CHUBB® 4L55 / 4L56 detention room locks.

Features.

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Master / Group Options

HSL C175 locks support a master/group key function with up to 21 different subgroups.

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Modular system

The lock is designed for prominent and flush mounting. Appropriate accessories are available as options.

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Recoding

No tools, no retrofitting, in just 5 seconds per lock

Advantages

Highlights

01

Top materials

Forend, strike plate, lock case, and all functional parts made of corrosion-resistant, stainless steel.

02

Robust and safe

High protection against side loads up to 50 kN, maximum end load bolt counterpressure up to 6 kN.

03

Tamper protection

Secure trap opening protects against lock manipulation when the door is open

04

Recodable

If keys are lost or the lock is changed: 9-way recodable locking mechanism, can be recoded as often as required without tools in five seconds per lock.

05

Stainless steel all around

Solid stainless steel locking elements, e.g. deadbolts, latch bolts and drive bolt attachments, optionally with anti-cut rollers.

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