DENT Instruments, Inc. | 925 SW Emkay Drive | Bend, Oregon 97702 Phone 541.388.4774 | fax 541.385.9333 | www.DENTinstruments.com STEP-BY-STEP GUIDE TO CONNECTING MINI HINGED SPLIT-CORE CTs TO A LOAD ALL WORK SHOULD BE PERFORMED BY A QUALIFIED ELECTRICIAN USING PROPER SAFETY EQUIPMENT Equipment is protected throughout by double insulation (IEC 536 Class III) 1. Open the CT by undoing the latch with a small screwdriver and swinging the leg of the CT open. 2. Connect CT around the load conductor to be measured. Make sure the maximum current of the conductor does not exceed CTs rating. The arrow on the CT points towards the load. 3. Re-connect the latch--you will hear it click when it is properly closed. The conductor should be in the inside of the CT window. (See Photo 2.) 4. Repeat Steps 1-3 if you are using more than one CT. 5. Connect the white wire on the CT to the positive terminal on the measuring device. (See Photo 3.) 6. Connect the black wire on the CT to the negative terminal on the measuring device. (See Photo 3.) 7. You are now ready to begin your monitoring session. Photo 1: Pull CT Apart. Photo 2: Install CT Around Conductor. Photo 3: Connect White Wire to Positive Terminal. Connect Black Wire to Negative Terminal. Next >