Product News: Test & Measuring Instruments, Sensors, Monitors & Transducers

Three-Phase Ground Fault Display promotes corrective action.

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Press Release Summary:

November 17, 2008 - Model GFD detects and indicates phase of first ground fault condition on ungrounded or isolated system, enabling corrective action to avoid potential hazards resulting from second ground fault. Flashing red LED gives positive fault indication of phase-to-ground fault or lost connection to corresponding phase. Supplied in 94V-0, flame-retardant, black ABS plastic, panel-mount enclosure, unit has detection threshold of 11.7 kW ±20% @ 50 Hz and 9.3 kW ±20% @ 60 Hz.

Original Press Release

NEW! Model GFD 3-Phase Ground Fault Display

Press release date: November 14, 2008

Dwyer Instruments, Inc., the preferred source for your complete range of practical and affordable instrumentation, is announcing the release of its NEW MODEL GFD 3-PHASE GROUND FAULT DISPLAY.

The Model GFD 3-Phase Ground Fault Display provides detection and indication of the phase of the first ground fault condition on an ungrounded or isolated system. This enables corrective action to avoid the potential hazards resulting from a second ground fault. A flashing red LED gives positive FAULT indication of either a phase-to-ground fault or a lost connection to the corresponding phase.

Complete details are available on our website @

Dwyer Instruments, Inc. P.O. Box 373 Michigan City, IN 46361 Phone: (800) 872-9141 or (219) 879-8000 Fax: (219) 872-9057 Internet address: E-mail:

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