DENT Instruments PowerScout 3 HD - Current Transformer Basics

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DENT Instruments
PowerScout HD
Meter Installation
Current Transformer Basics
Ensure CTs meet the following criteria:
 600 VAC UL Rated
 333.3mV output voltage
 Appropriate range for the circuit (5-120% of CT Rating
Recommended)
Ensure CT orientation & placement:
 Arrow points toward load (or as instructed by CT label)
 Arrow points away from Panel (or as instructed by CT label)
 Placed on First Conductor of voltage Reference (L1-L2) circuits are
placed on L1
 Observe wiring color and polarity
 On RōCoils, use the Shield wire (connect to PCB terminal marked S)
Wiring Guide for CT Types
Split, Hinged, & Solid Core CTs
RōCoil CTs
White: Positive
Black: Negative
(no shield)
White: Positive
Brown: Negative
Bare Wire: Shield
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