nVent RAYCHEM JBS-100-L-EP power connection junction box Maximize

nVent RAYCHEM JBS-100-L-EP power connection junction box

nVent RAYCHEM JBS-100-L-EP is a single entry power connection junction box with earth plate, stud and LED indication. Designed to connect power, via an armoured cable, up to 254 Vac to one Raychem BTV, QTVR, XTV, KTV or VPL trace heating cable can be directly mounted on pipe or appropriate surface directly via and integral stand. It is approved by PTB, FM and CSA, for use in hazardous locations


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JBS-100-L-EP kit is designed to connect power via armoured cable to one Raychem BTV, QTVR, XTV, KTV or VPL industrial parallel heat trace heating cable. It is approved by PTB, FM and CSA, for use in hazardous area locations.

JBS-100-L-EP integrates the functions of both connection kits and insulation entries. The rugged stand protects the heating cable and allows for up to 100 mm (4") of thermal insulation. The core sealing boot does not require a heat gun or torch for the installation (no hot work permit necessary). The non-curing sealant (silicone free) in the boot allows easy installation and facilitates maintenance.

Innovative CAGE CLAMP® terminals from WAGO provide fast installation and safe, reliable, maintenance free operation.

nVent RAYCHEM JBS-100-L-EP kit includes
1 xjunction box with terminals, earth plate and external earth stud
1 xlight module (LED - green)
1 xstand
1 xcore sealer
1 xgreen/yellow earth sleeve
1 xM25 stopping plug
1 xpolywater sachet
1 xcable tie
1 xInstallation instructions


JBS-100-L-EP approvals
Area classificationHazardous area, zone 1, zone 2 (Gas), zone 21, zone 22 (Dust)
ATEX certificationPTB 09 ATEX 1059 U
ATEX approvalsEx II 2G Ex e (e mb) II
ATEX markingsEx II 2D Ex tD (tD mbD) A21 IP66
 IECEx PTB 09.0037U
 Ex e (e mb) II
 Ex tD (tD mbD) A21 IP66
 CSA – Ex em II T*
 DNV Certificate No E-8933 and E-8934
JBS-100-L-EP enclosure details
Enclosure materialElectrostatic charge-resistant glass filled engineered polymer, colour BLACK
Ingress protectionIP66/IP67
SealSilicone rubber
Lid screwsStainless steel
Earth continuity plateSteel, zinc plated and blue chromate
Operating temperature-40°C to +40°C ambient
LED indicatorGreen
LED power consumption≤1 W
JBS-100-L-EP technical specification
Heating cable capabilityBTV-CR, BTV-CT, QTVR, XTV, KTV & VPL
Entries2 x M25 (threaded) 
Installation temperature-50°C minimum
TerminalsSpring-type (1 phase, 1 neutral, 1 earth)
Max. conductor size10 mm² stranded, 10 mm² solid
Operating voltage100 - 254 Vac
Max. continuous current40A heating cable circuit
Weight1.7 kg