Chromalox RTPC Power Connection Box

Chromalox RTPC Power Connection Box is a NEMA 4X rated junction box designed to connect all Chromalox Rapid Trace Heating Cables to customer-supplied power wiring. This kit provides waterproof cable entry for up to three cables, enclosure support, terminal block and a waterproof, corrosion-resistant wiring enclosure with an opening to accept a 3/4″ conduit hub (Chromalox CCH-2 or equal). A pipe strap (Chromalox PS or equal) is required to attach this model to a pipe.

RTPC — Power Connection Kit

• 1 molded junction box consisting of:
  • 1 base
  • 1 box w/conduit opening
  • 1 lid
• 1 three position terminal block
• 1 mounting screw for terminal block
• 1 GRSR self-regulating cable sealing grommet
• 1 GRCW constant wattage sealing grommet

Construction

1. Three strategically placed cable entries allow maximum flexibility for insulation (Heating cable cut away for clarity).
2. Stainless steel tie-down support provides positive attachment to pipes.
3. Heavy-duty support legs give stable pipe mounting and provide conduit clearance for applications with up to three inches of insulation.
4. Opening for 3/4″ (20 mm) conduit hub.
5. Oblique sided box and cover allow easy access for wiring.
6. Cable grommets provide water-tight seal between base, box, and cable. Use GRSR with all self-regulating cables. Use GRCW for constant wattage cables. One of each grommet included in kit. See table below for spare grommets.
7. Three-position terminal block for easy wiring.
8. Power wiring entry. Conduit hub not included.
9. The gasket provides water-tight seal between the box and lid. It is affixed to the lid and holds the mounting hardware during assembly.