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    Explosion-proof plugs of the VZN series

    Explosion-proof plugs of the VZN series Explosion-proof plugs of the VZN series - image 2 Explosion-proof plugs of the VZN series - image 3

    Product Description

    The VZN is an explosion-proof plug with multiple protection types designed to hermetically seal unused entry openings in explosive enclosures. It maintains the integrity of the enclosure and prevents dust and moisture ingress, ensuring the reliability and safety of equipment in harsh operating conditions.

    Advantages

    • Certified explosion protection confirming safety of use.
    • Universal design: various threads and materials
    • Corrosion resistance and durability even in aggressive environments.

    Frequently bought together

    VZV Plugs
    VZNP Polyamide Plugs
    AV Adapters

    Compliance with standards

    GOST IEC 60079-1-2013
    GOST 3160.15-2014 /IEC 60079-15:2010
    GOST IEC 60079-31-2013
    TR CU 012/2011
    GOST 31610.0-2019 (IEC 60079-0:2017)
    GOST 31610.7-2017 (IEC 60079-7:2015)
    GOST 31610.15-2020 (IEC 60079-15:2017)

    Certificates

    EAEU RU C-RU.AA87.B.01595/26
    IECEx CCVE 18.0014X
    EESF 19 ATEX 025X
    Maritime Register STO No. 25.44.01.13829.120
    OGN4.RU.1121.B3827
    TU 27.33.13-031-72453807-2017
    GOST R ISO 9001-2015

    Markings

    Explosion protection marking
    1Ex db IIC Gb
    1Ex eb IIC Gb
    Ex tb IIIC Db
    Ex db IIC Gb
    U Ex ebIIC Gb U
    Ex tb IIIC Db U
    Marking of mining equipment
    PB Ex db I Mb
    RP Ex eb I Mc
    Ex db I Mb U
    Ex eb I Mc U
    Degree of protection
    IP66/IP67/IP68
    IK10

    Technical data

    Ambient temperature, °C
    -60…+250
    -75…+250 (for execution /HOLOD)
    Thread
    Code N conical inch NPT
    Code M metric GOST 24705
    Code R pipe conical GOST 6211-81
    Code G pipe cylindrical GOST 6357-81
    Material
    Nickel-plated brass, resistant to hydrogen sulfide vapor, hydrochloric acid and sea fog code NK
    Stainless steel grade 08X18N10 according to GOST 5632-2014 (AISI 304) code N
    Corrosion-resistant aluminum alloy code A
    Climatic category
    NF1 (as required NF2, NF3, NF4, NF5, HL1, HL2, HL3, HL5, MU1, MU2, MU3, MU4, W2.1 , W5 )

    Design parameters

    Explosion-proof plugs VZN

    Standard size Thread type and size Overall dimensions, mm Weight, kg
    M Cylindrical pipe G, Tapered inch R, Tapered inch N H L X AC
    VZN02 M12x1.5 1/4" 17 24 19 17 0,03
    VZN01 M16x1.5 3/8" 17 24 26,8 24 0,05
    VZN01M.../PR30 M16x1.5 3/8" 30 37 27 24 0,08
    VZN1 M20x1.5 1/2" 17 25 30,2 27 0,08
    VZN1M.../PR30 M20x1.5 1/2" 30 38 30 27 0,1
    VZN2 M25x1.5 3/4" 17 25 35,8 32 0,08
    VZN2M.../PR30 M25x1.5 3/4" 30 38 36 32 0,1
    VZN3 M32x1.5 1" 17 25 45,9 41 0,14
    VZN3M.../PR30 M32x1.5 1" 30 38 46 41 0,18
    VZN4 M40x1.5 1 1/4" 17 27 51,5 46 0,2
    VZN4M.../PR30 M40x1.5 1 1/4" 30 40 52 46 0,25
    VZN5 M50x1.5 1 1/2" 17 27 67,2 60 0,35
    VZN5M.../PR30 M50x1.5 1 1/2" 30 40 68 60 0,45
    VZN6 M63x1.5 2" 17 29 78,4 70 0,56
    VZN6M.../PR30 M63x1.5 2" 30 42 79 70 0,68
    VZN7 M75x1.5 2 1/2" 17 29 94,3 85 0,81
    VZN8 M90x1.5 3" 17 29 108,9 100 1,07
    VZN10 M100x1.5 4" 17 31 118,9 110 1,35

    *Weight of nickel-plated brass products. Overall dimensions are confirmed upon order.

    Options

    Options, accessories and versions
    Marking
    Stainless steel grade 03Х17Н13М2 according to GOST 5632-2014 (316L)
    /316L
    Locknut (cylindrical and metric threads)
    /KG
    Marine version
    /MORE
    Extended connecting thread (30 mm)
    /PR30
    Non-explosion-proof design
    /PROM
    External sealing ring to maintain tightness (cylindrical and metric threads)
    /UKF
    Design for minimum operating temperature of -75°C
    /HOLOD

    Note:
    - Option /PR30 is applicable for plugs VZN01 ... VZN6M made of nickel-plated brass.

    Option Correspondence Table
    PROM 316L SEA KG UKF X2 PR30
    316L +
    SEA + +
    KG + + -
    UKF + + + +
    X2 + + + + -
    PR30 + + + + + +

    3D models

    STP models
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    Additional information

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    Model Breakdown
    VZN 1X 2X 3X / 4X – TU 27.33.13-031-72453807-2017
    1X - Standard size
    2X - Thread type: NPT tapered inch - N; Metric GOST 24705 - M; Tapered pipe GOST 6211-81 - R; Cylindrical pipe GOST 6357-81 - G
    3X - Material: Nickel-plated brass - NK; Stainless steel - H; Corrosion-resistant aluminum alloy - A
    4X - Options, accessories and versions

    EXAMPLE: VZN6NH-TU 27.33.13-031-72453807-2017

    Where to buy GORELTEX products

    Saint Petersburg

    Head office and production site

    Telephone
    8 (800) 100-100-4
    Address
    193149, Leningrad region, Vsevolozhsk district, Novosaratovka village, Rabochaya street, house 9, building 1
    Read more

    Moscow

    Sales office

    Telephone
    +7 (495) 989-80-09
    Address
    123112, Moscow, Presnenskaya Embankment, 6, building 2, business complex "Imperia Tower", floor 12, office No. 15
    Read more

    Kazan

    Sales office

    Telephone
    +7 (843) 231-82-20
    Address
    420061, Russia, Republic of Tatarstan, Kazan, st. Nikolay Ershova, 1A, Korston Business Center, floor 11, office No. 1110
    Read more

    Tyumen

    Sales office and production site

    Telephone
    +7 (3452) 55-03-55
    Address
    625031, Russia, Tyumen, Shcherbakova St., 160G
    Read more