The RC48N ground-fault neutral-grounding monitor is used to monitor high-resistance grounded installations. The maximum ground fault current in these systems is limited by a neutral grounding resistor to 5 A, 15 A or 25 A 

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Coupling Device for HRG (High Resistance Grounding)

Applications up to 690VAC and/or 400VDC

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The CD5000 can be used with NGRM in HRG (High Resistance Grounding) systems with system voltage up to 4300V and/or DC 2500V 

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To monitor the High Resistance Grounded system

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To monitor the Low Resistance Grounded system

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