Thermolec Application &Technical Notes Manuel d'utilisateur télécharger pdf (Page 22)

THREE EASY

STEPS

STEP 2 - (continued)

Protective screens

Screens on both sides of the heater pre

vent any

accidental contact b

y personnel or tools with electrically

de-energized but still "live" coil elements.

Heater with screens

Bottom control box

In special conditions, where there is not enough space to ensure

proper installation and maintenance,

Thermolec can supply a

bottom control box designed to maintain the hor

izontal

orientation of open coil elements

Dust-tight Control Box

A dust-tight control box can be supplied by Thermolec when local

codes require it.The control bo

x has all the openings sealed and the

cover is gasketed.When SCRs or fuses are installed in a gasketed

control box, since there is no opening allowed for proper cooling, the

box has to be oversized.

Bottom box

Dust-tight control box

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Thermolec Application &Technical Notes Manuel d'utilisateur Page 22