Figure 2-5. master control board removal, top view, 4 cooling, Cooling -7 – KEPCO EL Series Electronic Load Operator Manual P/N 243-1295 Firmware Version 3.63 through 3.86 User Manual

Page 25: Master control board removal, top view -7, Line voltage selection jumper orientation -7, E 2-5 an, E 2-5)

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SERIES EL 070312

2-7

FIGURE 2-5. MASTER CONTROL BOARD REMOVAL, TOP VIEW

FIGURE 2-6. LINE VOLTAGE SELECTION JUMPER ORIENTATION

2.4

COOLING

The power devices used within the electronic load are maintained within their operating temper-
ature range by means of internal heat sink assemblies cooled by six cooling fans.

ALL INLET AND EXHAUST OPENINGS AT THE FRONT AND REAR OF THE ELECTRONIC
LOAD MUST BE KEPT CLEAR OF OBSTRUCTION TO ENSURE PROPER AIR ENTRY AND
EXHAUST.