nVent RAYCHEM CS-150-UNI-PI connector Maximize

nVent RAYCHEM CS-150-UNI-PI connector

nVent RAYCHEM  CS-150-UNI-PI cold applied low profile connection/splice kit. Approved by PTB for ATEX hazardous area, designed to either splice or connect a single polymer Insulated (PI) series heating cable to power cable Ø3.2 to Ø6.4mm. The Raychem CS-150-UNI-PI can be configured in three variants, directly mounted to a pipe, withstand temperatures ranging from -50°C  to +180°C

More details

4 Other products in the same category

CS-150-UNI-PI  cold applied low profile trace heating connection kit. Designed for direction of a single conductor polymer insulated series trace heating cables. The connector is certified for use in ATEX hazardous areas and does not require a hot work permit to install. The electrical connection is via screw terminals so no crimp or special tools are required. CS-150-UNI-PI connects series heating with an external diameter of 3.2mm to 6.4mm

The CS-150-UNI-PI may be used in one of three configuration depending on application;

  • Variant C: connection of a heating cable to a cold lead 1 x 2.5 mm² or 1 x 4 mm² 
  • Variant L: connection of a heating cable to a power cable 3 x 2.5 mm² 
  • Variant S: connection or splice of two heating cables 


CS-150-UNI-PI kit includes
1 xsplice housing assembly, temperature resistant and impact proof
1 xscrew terminal block
4 xrubber seals
2 xstrain relieve clamps and screws
1 xtube of lubricant
1 xidentification label
1 xRaychem installation instruction booklet


CS-150-UNI-PI approvals
Area classificationHazardous area, zone 1, zone 2 (Gas), zone 21, zone 22 (Dust)
ATEX approvalsEx e II PTB 09 ATEX 1067 U
ATEX markings Ex II 2G Ex e II
 Ex II 2D Ex tD A21 IP66
 IECEx PTB 09.0042U
 Ex e II
 Ex tD A21 IP66
 Approvals for use in Kazachstan, Russia and other countries available on request
CS-150-UNI-PI enclosure details
Enclosure materialEngineered plastic, colour BLACK
Ingress protectionIP66
SealSilicone rubber
ScrewsStainless steel
Operating temperature-50°C to +50°C ambient
CS-150-UNI-PI technical specification
Heating cable capabilityXPI-NH, XPI and XPI-S polymer insulated (PI) series resistance heating cable
Entriesupto 3 
Installation temperature-50°C minimum
TerminalsScrew type (1 phase, 1 neutral, 1 earth)
Max. conductor size2.5 to 4 mm² stranded
Operating voltage750 Vac: Variant C and Variant S
Operating voltage420 Vac: Variant L
Max. permitted nominal current    32A: Variant S
Max. continuous current25A: Variant C with 1 x 2.5mm² supply cable
Max. continuous current32A: Variant C with 1 x 4 mm² supply cable
Max. continuous current25A: Variant L with 3 x 2.5mm² supply cable up to 150°C
Max. continuous current20A: Variant L with 3 x 2.5mm² supply cable 151°C to 180°C 
Weight0.4 kg
GL-36-M25hazardous area approved gland for Ø8-18mm power cable
GL-44-M20-KIThazardous area approved gland for PI cables