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Datasheets and radio parts >> connectors radio-frequency (SR-50, SR-75, E2- and others) >> SR-75 (cp-75) >> SR-75-...FV


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Made in: 2018.


    Socket Cable SR-75-55FV (SR75-55FV; SR75 55FV).
    Rosette SR-75-55FV designed to connect the two terminals of the same or different connection dimensions when their direct mechanical connection is not feasible or undesirable direct electrical connection.
    Connector Type - socket.
    Sequence number of development - 55.
    Insulator material - Teflon.
    Connection Type - bayonet.
    Characteristic impedance - 75 ohms.
    Operating voltage - 500V.
    Frequency range - from 0 to 10 GHz.
    The type designation SR-75-55FV:
    - SR - RF connector;
    - 75 - the value of the characteristic impedance (ohms);
    - 55 - number of development;
    - F - insulation (PTFE);
    - In the - all-climate performance by GOST In 20.39.404-81.
    SR-75-55FV - leaky straight connector with Teflon insulation. Product is a combination of two coaxial connectors, connected by short rigid coaxial line segment.

    Dimensions - 27,5 × 43,5 mm.
    Specifications SR-75-55FV:

    - Contact materials - brass, plated with silver.
    - Maximum operating frequency - 10000MGts.
    - Operating voltage under normal conditions 750V (peak);
    - Characteristic impedance - 75 ohms;
    - Contact resistance - 0.01 ohms.

    Rosette SR-75-55FV have the following meanings insulation resistance between the connector elements:
    - Under normal circumstances - 1000MOm;
    - At a temperature of 85 º C to 200 º C - 500MOm;
    - At 98% humidity and a temperature of 40 º C - 100MOm.

    For connector SR-75-55FV nominal operating voltage has the following values:
    - Under normal conditions - 1kV (Vp) depending on the embodiment of the compound;
    - Atmospheric pressure - 75V (Vp);
    - Humidity of 98% (at a temperature of 40 º C) - 275V - 300V (Vp) depending on the connection options.

    MTTF connector SR-75-55FV under different conditions of temperature filed in Table 1.

    Table 1.
Degrees, ° C
Hours of use
95 ° C.
85 ° C
74 ° C
68 ° C
60 ° C.
55 ° C
8000 h
75 ° C
40 ° C.
32 ° C
25 ° C.
18 ° C
14 ° C

    Cycle of mechanical operation, which on average can withstand socket - 750. To break up the contacts you need to make an effort of 0.5 kgf-2kgs. Reliability points: the minimum probability of failure of connector P 2 = 0.99 for 1000 hours at the reliability of R 36 = 0.9.
    Lifetime SR-75-55FV - 7500 hours.

    Operating conditions connector SR-75-55FV:

    Operating temperature range - from -60 ° C to +155 ° C. Relative humidity - 98% at 40 ° C. Low atmospheric pressure - up to 5 mm Hg.
    Vibration strength and stability of devices ranges in the frequency range 5 Hz - 7500Gts with the acceleration of 30g.

    SR-75-55FV able to withstand:
    - Single mechanical shocks with acceleration up to 500g;
    - Multiple mechanical shocks with acceleration up to 35g;
    - Linear loads up to 100g.

    Connector griboustoychivy, resistant to sea fog, solar radiation.

    Storage conditions of SR-75-55FV

    Minimal storage time slots - 20 years. Can be stored in warehouse conditions in their original packaging at room temperature 5 º C-35 º C at a relative humidity of 85% - up to 11 years.
    During this period be stored SR-75-55FV in the apparatus and the ISP in the field at an ambient temperature of -75 º C and +75 º C, a relative humidity of 98%, while protecting them from direct exposure to the sun radiation and rainfall for 3 or, under the same conditions as when finding them in a sealed moisture-proof equipment or for 5 years.

Photos: SR-75-55FV

SR-75-55FV socket image.
SR-75-55FV socket image.
SR-75-55FV socket image.
SR-75-55FV socket image.
SR-75-55FV front view.
SR-75-55FV front view.
SR-75-55FV side view.
SR-75-55FV side view.
SR-75-55FV rear view.
SR-75-55FV rear view.
SR-75-55FV side view.
SR-75-55FV side view.
SR-75-55FV socket scheme.
SR-75-55FV socket scheme.