Hammond CN4ST274 24 in 70A 4-Wire Type 4/3R Steel Splitter Trough

The CN4ST274 is the 4-wire version of the 24 in, 70/70 A CU/AL splitter trough in the CN4ST series of Type 4/3R mild steel splitter troughs. Pick it over the 3-wire CN4ST273 when the feed being tapped includes a neutral. The series is designed for distribution of up to 600 A (max) service at 600 V max, using 3 or 4 wires, with 75° C conductor ampacity permitted.

Series table dimensions are 24.00 in long, 6.00 in wide and 5.00 in deep (610 x 152 x 127 mm). The part page lists a nominal 24 x 6 x 6 in, and the drawing an overall depth of 5.82 in. The drawing shows a 23.97 x 5.97 in door, a 22.38 x 4.52 in door opening, a 22.17 x 4.17 in inner panel, and Ø0.50 in wall mounting holes spaced 22.50 x 4.50 in.

• Formed and spot welded 16 gauge steel (14 gauge applies only at 8 in width or more)
• Factory installed splitter blocks, reference CSBL125T
• Smooth, continuously welded seams ground smooth; formed lip; seamless poured-in place gasket
• Quarter turn slot latches requiring a tool; 304 stainless steel hinges and stainless steel pins
• Removable, interchangeable door; white powder coated inner panel included on collar studs

The enclosure and cover are finished in recoatable smooth ANSI 61 gray powder coating. The CN4ST274 is CSA Certified Type 3R, 12, 4 and complies with IEC 60529, IP66. It includes a hardware kit with panel mounting nuts and sealing washers, accepts optional grounding kit CGK225, ships boxed at 19 lbs (8.62 kg), and is REACH and RoHS compliant.