Technical Parameters Parameter Category Specification / Value Brand Eaton Product Series NWI Product Model NWI616 Product Type Insulation Monitoring Device (IMD) Application IT (Ungrounded) Systems (AC/DC) Rated System Voltage (Un) 0...797 V AC / 0...1100 V DC Measuring Voltage < 50 V (Safe measuring voltage for the system) Insulation Resistance Measuring Range 1...1999 kΩ Response Value (R) Adjustable, 10...1000 kΩ Response Delay Time (t) Adjustable, 0...30 s Outputs 2 Changeover Relay Contacts (for Pre-alarm & Main Alarm) Display Digital LCD Display Auxiliary Power Supply (Us) 24...230 V AC/DC (Wide Range) Fault Location Supports connection of external current transformers for fault location systems Mounting DIN Rail Mounting (35 mm) Standards IEC 61557-8
