Chromalox PN403-1 دليل المستخدم

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Chromalox
SERVICE REFERENCE
Installation, Operation
DIVISION 4 SECTION LTFX
SALES
and
REFERENCE (Supersedes PN403) PN403-1
161-049178-101
RENEWAL PARTS IDENTIFICATION
DATE SEPTEMBER, 2009
Type LTFX
Unitary Electric Immersion Heaters
Specifications — E4 Moisture Resistant Housing
Matching Control Panel
Immersion ANSI Flange Number Tube Watt Density
Heater Model kW Volts Phase Circuits Length (In.) Size of Tubes Diameter (Outside) PCN Model
LTFX-125-004E4 4

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GENERAL The Chromalox Unitary Electric Immersion Heater, Model Since excessive temperatures may permanently damage the LTFX, is an engineered, pretested package designed to give years heater and cause premature failure, the use of temperature con- of virtually maintenance free service and it is shipped ready for trols, limiting controls, and liquid level sensors are recommended. installation into a storage tank. LTFX provides low watt-density heating over a large heating surface with precise tem

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WIRING (cont’d.) Wiring Entrance Locations - Moisure Resistant Housing Only including temperatures on the outside of the vessel, piping, (E4 Option) flanges, screw plugs, enclosures and other heat conducting parts be The Moisture Resistant (E4) Housing offers several conve- limited. The flammable liquids, vapors or gases present determine nient options for conduit wiring & location. The housing is the maximum surface temperature permitted in any hazardous equipped with two removable service entr

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MAINTENANCE and the ceramic insulators do not contact oil or any other liquid foreign matter. NOTE: Chromalox cannot be responsible for failures or dam- age caused by contamination on the ceramic insulators. ELECTRIC SHOCK HAZARD. Disconnect all power 4. Installation is the reverse of the above. before installing or servicing heater. Failure to do Element Replacement - Hazardous Locations, Explosion Resistant so could result in personal injury or property dam- Housing Only (E2 option) age. Hea