SN Technologies SA

Smoke Fuse F-551

 

 

Type Classification

Mechanically ignited impact fuse

Intended for firing in 84mm RCL Carl Gustaf guns

 

General Description

The F-551 embodies the most recent improvements in technology and safety philosophy.

The SAD device includes three independent safeties : set-back, centrifugal and combined, ensuring an unmatched safety level.

 

Main Characteristics

Mechanically ignited upon impact

Hermetically sealed for entire fuse life-time

 

Safety Features

Safety for storage, transport and handling (NO pull-wires)

Trajectory safety ensured by a sophisticated mechanical SAD

Additional centrifugal safety on the firing pin

NO STORED ENERGY prior to firing

 

Functional Parameters

Functional acceleration lower limit : 80'000 [m/s2]

Functional acceleration upper limit : 200'000 [m/s2]

Shell muzzle rotation lower limit : 70 [Hz] - Shell muzzle rotation upper limit : 100 [Hz]

Temperature limits storage : - 54 / + 71 [C] - Temperature limits function : - 40 / + 60 [C]

 

Arming Parameters

Minimum muzzle safety distance : 40 [m] - All arm condition : 70 [m]

Function impact angle at 190 [m/s] : 3 to 90 []

 

Reference Standard : MIL-STD-1316, STANAG 3525, MIL-STD-1472

 

Not contractual - subject to change without notice - copyright sntechnologies sa 2003

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