Description
ปลั๊กอุดกันระเบิด 4 นิ้ว
Stopping Plug explosion proof 4
Applications:
ERD and ERDS reducers are used in NPT
conduit system to reduce the conduit hubs to a smaller size.
ETP stopping plugs are provided for closing threaded
conduit hubs of the explosionproof enclosure.
EED enlargers are used in NPT conduit system to
enlarge or adapt the conduit hubs in on step-up size.
Technical data ( for IEC standard )
Type of protection : Ex d IIA T6 (for Zone 1&2)
Comforming to : IEC60079-1
Marking : Ex d II2G Ex d IIA T6
Standard Size: – 1/2 to 4 inches NPT
Compliances: ( for UL standard )
– UL standard 60079-1
– NEC Class I, Div. 1 and 2 , Groups C, D
– Class II, Div. 1 and 2 , Groups E,F,G
– Class III
Degree of protection
: IP 54 ( without gasket )
: IP 66 (with gasket)
acc.to EN600529/IEC60529
Ambient temp.(ta) : – 20 C to +75 C
Standard Materials:
– ERD, ERDS – Aluminium or Bronze
– ETP – Copper-free aluminium
– EED – Aluminium or Bronze
Standard Finishes:
– Aluminium – Natural
– Bronze – Natural or Chromium plated
– Copper-free aluminium – Epoxy-polyester powder coated.
Options:
Entry thread seal : Themoplastic elastomer or Rubber(NBR)
