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Metering Devices, Protective Relays, Software and ... - Mercado-ideal

Metering Devices, Protective Relays, Software and ... - Mercado-ideal

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22.3<strong>Metering</strong> <strong>Devices</strong>, <strong>Protective</strong> <strong>Relays</strong>, <strong>Software</strong> <strong>and</strong> Connectivity<strong>Metering</strong> <strong>Devices</strong>222222Wiring DiagramsService: Wye or Delta, Four-Wire with No PTs, Two or Three CTsNA B CNA B C2222222222HIIcLOHIIbLOHIIaLOGNDL (+)N (–)VRefABCPowerSupplyHIIcLOHIIbLOHIIaLOGNDL (+)N (–)VRefABxPowerSupply22222222222222NA B CBCACBANA B C2222Service: Delta, Three-Wire with No PTs, 2 CTsA B C22222222222222HIIcLOHIIbLOHIIaLOGNDL (+)N (–)VRefABCPowerSupplyCorC2222BABA22Not Connected to Meter22A B C22Note: Based upon the voltage rating, you may need a control power transformer for the control power.22220 Volume 3—Power Distribution <strong>and</strong> Control Assemblies CA08100004E—December 2010 www.eaton.com

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