Accessories for Electric Equipment
VKV.a Explosion Proof Cable Terminal
It is aimed for equipping the explosion proof electric equipment with d protection; it is provided with 1ExdIIC Х protection. Letter X in the end of the explosion protection marking means that the following is to be provided:
A) VKV.a cable terminals cab be used for armored cable with laced metal armor, with wire armor and belt armor (but for lead armor) B) For IIC equipment it is possible to use VKV.a cable terminals if the size of the explosion proof enclosure is not exceeding 2000 cu.cm.
VKV.a cable terminal is aimed to be used under UHL conditions, category 1, as per GOST 15150-69 by the ambient temperature from -60 up to +80 ºС.
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Technical Parameters and Description
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Range of application in explosion hazard zones as per GOST R 51330.9
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1.2
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Explosion protection type
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1ЕхdIIС Х
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Operation temperature ranges, ºС
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from -60 to +80
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Environmental protection as per GOST 14254
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IP 67
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Material
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brass
galvanized steel
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Thread
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metric (m) GOST 8724
conical pipe (k) GOST 6211
cylindrical pipe (t) GOST 6357
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Technical Parameters
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Type
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Dimensions,mm
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Diameter of inner cable sheath, D, not armored,mm
min-max
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Diameter of outer cable sheath, D, mm
min-max
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Casing tightening torque pos. 3, at most, Nm
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Weight, g
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Casing material
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L
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А
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M
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VKV.а.s.m-1
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80
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34
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М20х1.5
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6 - 12
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8 - 17
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9±1
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230
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steel
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VKV.а.s.m-2
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80
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41
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М25х1.5
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9 - 17
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14 - 25
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9±1
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295
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steel
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VKV.а.s.m-3
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90
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48
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М32х1.5
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17 - 23
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23 - 32
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13±1
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425
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steel
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VKV.а.s.m-4
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90
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63
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М40х1.5
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23 - 29
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29 - 39
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14±1
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785
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steel
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VKV.а.l.m-1
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80
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34
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М20х1.5
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6 - 12
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8 - 17
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9±1
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270
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brass
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VKV.а.l.m-2
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80
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41
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М25х1.5
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9 - 17
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14 - 25
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9±1
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340
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brass
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VKV.а.l.m-3
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90
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48
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М32х1.5
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17 - 23
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23 - 32
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13±1
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450
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brass
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VKV.а.l.m-4
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90
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63
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М40х1.5
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23 - 29
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29 - 39
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14±1
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810
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brass
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VKV.а.s.t-1
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80
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34
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G ½ -A
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6 - 12
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8 - 17
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9±1
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230
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steel
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VKV.а.s.t-2
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80
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41
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G ¾- A
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9 - 17
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14 - 25
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9±1
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295
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steel
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VKV.а.s.t-3
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90
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48
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G 1- A
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17 - 23
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23 - 32
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13±1
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425
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steel
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VKV.а.s.t-4
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90
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63
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G 1 ¼ -A
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23 - 29
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29 - 39
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14±1
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785
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steel
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VKV.а.l.t-1
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80
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34
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G ½ -A
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6 - 12
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8 - 17
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9±1
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270
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brass
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VKV.а.l.t-2
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80
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41
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G ¾- A
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9 - 17
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14 - 25
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9±1
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340
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brass
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VKV.а.l.t-3
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90
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48
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G 1- A
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17 - 23
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23 - 32
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13±1
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450
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brass
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VKV.а.l.t-4
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90
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63
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G 1 ¼ -A
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23 - 29
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29 - 39
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14±1
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810
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brass
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VKV.а.s.k-1
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80
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34
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R ½
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6 - 12
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8 - 17
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9±1
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230
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steel
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VKV.а.s.k-2
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80
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41
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R ¾
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9 - 17
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14 - 25
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9±1
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295
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steel
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VKV.а.s.k-3
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90
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48
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R 1
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17 - 23
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23 - 32
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13±1
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425
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steel
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VKV.а.s.k-4
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90
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63
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R 1 ¼
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23 - 29
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29 - 39
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14±1
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785
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steel
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VKV.а.l.k-1
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80
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34
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R ½
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6 - 12
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8 - 17
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9±1
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270
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brass
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VKV.а.l.k-2
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80
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41
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R ¾
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9 - 17
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14 - 25
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9±1
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340
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brass
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VKV.а.l.k-3
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90
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48
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R 1
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17 - 23
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23 - 32
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13±1
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450
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brass
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VKV.а.l.k-4
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90
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63
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R 1 ¼
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23 - 29
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29 - 39
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14±1
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810
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brass
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VKV.а.l.m-4С
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94
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67
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M40x1.5
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26 - 33.5
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29 - 39
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14±1
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830
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brass
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Exterior View and Overall Dimensions
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- Shank
- Seal
- Casing
- Cone ring
- Clamping ring
- Seal
- Washer
- Clamp
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Designation Example in Placing Order
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Explosion Proof Cable Terminal VKV.а.l.t-3 TU 3449-622-20885897-2006
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