Designed with 4 available threaded hubs, explosion proof junction box SJB-IIB series can connect conduit system in compact condition to change the conduit direction especially in corners as requested in hazardous location. Available for Metric thread M25x1.5, NPT thread NPT 3/4’’ and larger hub with adaptors, this flame proof junction box can transfer the electrical circuit within 32 ampere rated current as explosion proof conduit outlet box and dust proof electrical outlets. Hazard class division can be class 1 div 1, group C, D and zone 1, group IIB.
Explosion Proof Junction Box SJB-IIB Series
Increased safety stud type built-in terminal blocks for tight conductor connection
In various ways and numbers of hubs to arrange the incoming and outgoing cables
Explosion Proof Junction Box SJB-IIB Series
Explosion Proof Junction Box SJB-IIB Series
Compliaces | IEC Standard IEC60079-0, IEC60079-1, IEC60079-31 Ex d IIB T6 Gb Ex tb IIIC T80℃ Db IP66 Zone 1, Zone 2 Zone 21, Zone 22 | |||||||
EU Standard EN60079-0, EN60079-1, EN60079-31 II 2 G Ex d IIB T6 Gb II 2 D Ex tb IIIC T80℃ Db IP66 Zone 1, Zone 2 Zone 21, Zone 22 | ||||||||
NEC & CEC Standard Class I, Div.1, Group C, D Class II, Div.1, Group E, F, G Class III | ||||||||
UL Standard UL844, UL1598, UL1598A | ||||||||
CSA Standard CSA C22.2 No.137 | ||||||||
Material | Copper-free aluminium,grey | |||||||
Switch Function | On-off / Changeover | |||||||
Rated Voltage | Max.250V AC | |||||||
Rated Current | 16A / 25A | |||||||
IP Grade | Wet Locations, Type 4X, IP66 | |||||||
Ambient Temperature | -60℃~ +60℃ /-76°F ~ +140°F | |||||||
Cable Entry | Metric or NPT thread type plugs (standard) or cable glands | |||||||
Terminal blocks | 3x(2.5~4)mm² | |||||||
Type | I / II / III / IV / V / VI |
Explosion Proof Junction Box SJB-IIB Series
Outline Dimensions
Type I
Type II
Type III
Type IV
Type V
Type VI
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