Space Satellites Separation

Pyrotechnic Cable/Bolt Cutter P/N ML0041

Pyroalliance designs and manufactures a wide range of pyrotechnic cutters dedicated to provide a secure object release or safety function by instantly cutting a rod or a cable.

For Space applications, Pyroalliance manufactures high reliability rod-cutters, dual initiated, such as P/N ML0041 which is designed to severe a titanium pin of up to 3 mm diameter.

Cutters are mostly dedicated to provide a fast and safe solution. We can address a variety of cable shapes and materials (cords to hard metals).

More generally, Pyroalliance designs and provides complete pyrotechnic chains tailored to its customers’ needs. They are designed and manufactured under Pyroalliance design authority.

Cable/Bolt Cutter ML0041 at a glance

Benefits of pyrotechnics

  • Instantaneous event
  • High cutting capacity compared to its foot print (weight & envelope)

Space applications

  • Solar array release
  • Antenna deployments

Key figures of pyrotechnic performance

TECHNICAL SPECIFICATIONS OUR RANGE OF PERFORMANCE
CUTTING SIZE CAPABILITY: Up to 3.5mm (with tension)
TITANIUM REFERENCE: TA6V (3.7164.1)
RECOMMENDED FIRING CURRENT: 5A during 10ms
OPERATING TIME: ~0.3 ms
LEAK RATE: ΔP ≤ 5% after 60s, initial pressure 15bar
REDUNDANCY: 2 initiators
WEIGHT (including initiators): < 120 g
OPERATING TEMPERATURE: -54°C to +80°C
CONNECTOR TYPE: Receptacle mates with MS3116P8-2S connector in accordance with MIL-C-26482

Recommended storage conditions

TECHNICAL SPECIFICATIONS OUR RANGE OF PERFORMANCE
TEMPERATURE: 10°C < T < 30°C
RELATIVE HUMIDITY: HR < 60%
PRESSURE: Atmospheric

Other conditions

TECHNICAL SPECIFICATIONS OUR RANGE OF PERFORMANCE
NON-OPERATING TEMPERATURE: -110°C to +150°C
PRESSURE: Down to 10-8 Pa
RELATIVE HUMIDITY: ≤ 100%

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