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Description

Time Mark 253 UL REVERSE PHASE RELAYThe Model 253 Reverse Phase Relay is a solid state sensing device designed for installation in equipment using 3 phase power. This unit is used where it is desirable to have a contact closure indicating that the proper phase rotation sequence has been applied. The relay closes when the proper sequence (ABC) is applied, but will remain open if any two phases are reversed. If reverse phasing occurs during operating, the relay also de energizes. The

High shock and vibration resistance of 10-500 Hz at 5 g

The Model 4000 Surface-Mounting Kit makes it easy to install the following Time Mark Liquid Level Controllers: Models 403

25 inches Unit Count 1

125-inch wall thickness

The internal relay de-energizes on completion of the pulse

Foam core prevents debris and moisture build up inside pole and adds extra hoop strength and rigidity

clean cuts every time

Nominal voltage 190-500 VAC (phase to phase)

Large socket 7/8" - Application: 6" thru 12" Hymax & other Couplings with 1/2" Heavy Hex

The HIGH ADJUST setpoint

DPDT Potentiometer (knob-adjust) timer

A Time Mark Model 672-15 Pressure Transducer (or equivalent) is required to provide the input signal