Circulation Heaters
The model NWHSRG (water) and NWHOSR (oil) heaters can boost water or oil temperature anywhere in a distribution system or application. Design versatility allows field adjustment of power ratings with simple connections to the six heater elements. Additional features include:
39 Water and 28 Oil kW and voltage ratings are field adjustable (NWHSRG: 0.5 to 40 kW; NWHOSR: 0.5 to 10 kW; 1 phase – 120, 208, 240 and 480V; 3 phase – 208, 240 & 480V)
6-in. OD x 29-in. or 41-in. in length
Multiple inlet connections (drain port can be used as an alternate inlet for more versatility)
E1 general purpose terminal enclosure, rotatable 360° to match conduit connections
INCOLOY sheath heating element welded to a 2.5-in. steel screw plug
Cast iron body for oil applications, galvanized vessel for water applications
Integral J type thermocouple for process loop or over-temperature control of the fluid
Chromalox Precision Heat and Control, 701 Alpha Drive, Pittsburgh, PA 15238. Tel: 412-967-3803; Fax: 412-967-5148.