HELON HLBM Explosion Proof Stopping Plugs

    

Application   Area and Product Feature
● Explosion protection to
-CENELEC standard
-IEC standard
-EN standard
● Can be applied in
Zone 1 and Zone 2
Zone 20, Zone 21 and Zone 22
● The product has six structures: internal hexagon, external hexagon,   internal fixation and external fixation;
● Can be customized upon request;
● Can be used For the spare entries in explosion-proof equipment.
Explosion
protection
Gas explosion
protection
Thread
M, NPT
        II     2 G  Ex dbⅡC  Gb                II 2 G  Ex ebⅡC  Gb Ex   dbⅡC Gb
Ex ebⅡC Gb
Thread G        II     2 G  Ex ebⅡC  Gb Ex   ebⅡC Gb
Dust explosion
protection
Thread
M, NPT
       II     1 D Ex ta ⅢC Da Ex ta ⅢC Da
Conformity   to
standards
IEC 60079-0, IEC   60079-1, IEC 60079-7, IEC 60079-31
EN 60079-0, EN 60079-1,   EN 60079-7, EN 60079-31
Material Stopping Plug Stainless   steel,
Q235 carbon steel, galvanized on the surface,
Aluminum alloy enclosure, power coated surface, Industrial grey with dark   lines (RAL7035)
Aluminum alloy, external surface oxidation
Brass, nickel plated surface
Sealing ring
(NPT thread without sealing ring)
Silicone   rubber O-ring
Four fluorine gasket
Degree of   protection IP66,   IP67
Ambient
temperature
Q235 carbon steel -20℃~+100℃
Stainless steel, aluminum alloy, brass -60℃~+100℃
Thread specification M16×1.5~M110×1.5(The inner part of matching   enclosure must be fixed with locknut when opening holes)
NPT1/2~NPT4
G1/2~G4(The   inner part of matching enclosure must be fixed with locknut when opening   holes)