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General| Brand | Bender |
|---|---|
| Model | NGRM700 |
| Category | Measuring Instruments |
| Language | English |
Contact information and services for commissioning, troubleshooting, repair, and calibration.
Precautions for qualified personnel working on electrical installations, including electrocution risk.
Specifies intended use for NGRM700 in HRG and NGRM750 in LRG systems, and improper use definition.
Lists key features and capabilities of the NGRM7... device, including measurement methods and outputs.
Explains the active and passive measurement procedures for NGR resistance and fault signalling.
Safety and electrical requirements for connecting the device, including line protection.
Wiring diagrams for star connections, covering different system voltages and pulser usage.
Guidance on selecting and connecting suitable measuring current transformers (CTs) based on system type.
Describes the normal operating display showing device status, resistance, and current values.
Explains how active faults are indicated on the display and via LEDs, with orange display and fault messages.
Describes how inactive faults are shown on the display with a symbol, indicating past fault conditions.
Procedures for acknowledging and resetting fault messages via the RESET button.
Explains how to enter and modify device settings using the FP200-NGRM interface.
Settings for language, clock, interface, display, password, and factory reset.
Guides through the initial commissioning process, setting essential parameters for device operation.
Adjustable parameters for trip thresholds related to voltage, current, and resistance.
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