Instruction Leaflet IL019226EN Effective October 2018C-HRG technical informationand adjustment procedureDANGERHAZARDOUS VOLTAGE. WILL CAUSE SEVEREINJURY OR DEATH. DO NOT OPEN SHUTTER IF THEEQUIPMENT IS ENERGIZED.WARNING(1) ONLY QUALIFIED ELECTRICAL PERSONNELSHOULD BE PERMITTED TO WORK ON THEEQUIPMENT.(2) DO NOT ATTEMPT TO INSTALL OR PERFORMMAINTENANCE ON THE EQUIPMENT WHILEENERGIZED. ALWAYS VERIFY THAT NO VOLTAGEIS PRESENT BEFORE PROCEEDING.(3) ALWAYS DE-ENERGIZE PRIMARY ANDSECONDARY CIRCUITS BEFORE REMOVINGCIRCUIT BREAKER.FAILURE TO FOLLOW THESE STEPS FOR ALLPROCEDURES DESCRIBED IN THIS INSTRUCTIONLEAFLET COULD RESULT IN DEATH, BODILY INJURY,OR PROPERTY DAMAGE.CAUTIONSPECIFIC OPERATING PROCEDURES MUST BEDEVELOPED BY THE RESPONSIBLE PARTY, BECAUSEOF THE UNIQUE APPLICATION AND VAST VARIETYOF SYSTEM AND USER REQUIREMENTS. FAILURETO DEVELOP SPECIFIC PROCEDURES COULD LEADTO IMPROPER USE OR OTHER MORE SERIOUSCONSEQUENCES.C-HRG equipment, components,and setup instructionsThe following instructions cannot cover all possibleinstallations and all details will not be applicableto all units. When a type C-HRG system ispart of a switchboard or switchgear lineup, theinstructions furnished with the overall assemblytake precedence.C-HRG freestandingNEMA® 1 unitC-HRG wall-mounted unit(Separately mountedresistors not shown)