Zone 1, 2, 21, 22 Enclosures: Crafted from glass-fibre reinforced polyester resin, these enclosures are built to withstand hazardous environments. Available in 7 basic sizes, they offer flexibility for diverse applications. Whether used alone or in various combinations as a merged set, they provide versatile solutions. Equipped with built-in control devices, indicating lamps, pushbuttons, control switches, and ammeters, they offer comprehensive functionality for efficient operations in hazardous areas.
Product information "Control units SKX 12 …. SKX 20"
Apparatus category:
II 2GD IM2
Explosion protection:
Ex db eb IIC T6 Gb
Ex db eb mb IIC T6 Gb
Ex eb IIC T6 Gb
Ex ia/ib IIC T6 Gb
Ex tb IIIC T80°C Db
Ex db eb I Mb
Ex db eb mb I Mb
Ex eb I Mb
Ex ia/ib/ I Mb
Enviroment temperature:
-20ºC ≤ Ta ≤ +50ºC [ATEX]
-50ºC ≤ Ta ≤ +50ºC [EAC]
Degree of protection:
IP66
Rated insulation voltage:
690 VAC
Rated current:
Up to 16A (SKX 12-15)Up to 80A (SKX 16-20)
CONSTRUTION
Enclosure: polyester plastic reinforced with glass fiber, color – black
Cover: with integrated thermoplastic elastomer gasket, closes with four M5/M6 stainless steel screws.
Specification
Certificate:
FIDI 19 ATEX 0051X , EAC RU C-HR.AB24.B.03291
Marking:
CE0722
Apparatus category:
II 2GD, IM2
Marking of explosion protection:
Ex db eb IIC T6 Gb
Ex db eb mb IIC T6 Gb
Ex eb IIC T6 Gb
Ex ia/ib IIC T6 Gb
Ex tb IIIC T80°C Db
Ex db eb I Mb
Ex db eb mb I Mb
Ex eb I Mb
Ex ia/ib/ I Mb
Ambient temperature:
-20ºC ≤ Ta ≤ +40ºC / +50ºC /+55ºC -50ºC ≤ Ta ≤ +50ºC
Degree of protection:
IP 66 category 1
Resistance to shock:
IK 08
Protection class :
I (protective earthing)
Rated voltage:
630 V AC (with mantle terminals block SL5, SL8 Ui = 400V AC)
Thermal current Ithe :
16 A max. at Tamb -20°C ÷ +40°C 10 A max. at Tamb -20°C ÷ +50°C
PE terminals (inside of the
enclosure):
max. 2×4 mm2+2×2,5 mm2 , 3×4 mm2 , 2×6 mm2
With screw kit through the housing holes 6 mm at the peaks the rectangle:
SKX 12: 75 x 50 mm
SKX 13: 75 x 100 mm
SKX 14: 75 x 150 mm
SKX 15/15H: 125 x 150 mm
Explosion Proof Control units SKX 12 to 15 Datasheet
