CHAPTER 3– INSTALLING THE MULTILOAD II/RCUII EXL
23 MultiLoad II/ RCU II Explosion Proof Lite (EXL) Installation Guide - Part # 6070
AC Powered Models
Provide over current protection using a 15 Amp circuit breaker or equivalent. The breaker also serves
as a means of disconnection from the operating supply as required by UL/ISA/IEC 61010-1 and
CAN/CSA-C22.2 NO. 61010-1. The disconnected device may not be blocked or be made difficult to
operate by the MultiLoad II/ RCU II or any other device. Note that installation of disconnects are
typically prohibited in Class I, Division 1 or Division 2 locations.
Power required: 85 – 250 Vac, 47 – 63 Hz, 300 mA @ 85Vac/ 150 mA @250Vac. The power
connector is located in the right hand, bottom corner of the Power Supply/Communication board as
shown in figure 3.3. Select supply wire rated 300V or better with a flammability rating of at least VW-1.
Figure 3.3 MultiLoad II/ RCU II AC Power Supply/Comm Board
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