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Description

Time Mark 21-HThe Model 21 is a microcontroller based universal 3 phase monitor for protecting 3 phase motors from abnormal power conditions. It can detect under voltage, over voltage, voltage unbalance, reverse phase, and single phasing even when regenerated voltage is present. The Model 21 includes adjustable trip and restart delays to prevent nuisance tripping during power fluctuations and short cycling in compressor applications. The LED status indicators and

This tripped condition will automatically reset when the input falls back below the setpoint

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35 LBS HTS/Schedule B Number 8504

Available in seven voltage models spanning 120 to 480 VAC

The Time Mark 171-1-120VAC Current Monitor from Thermal Devices

Contact rating 10A at 240VAC resistive

Durable steel construction

Nominal voltage (phase to phase) 240VAC 480VAC

It can be used as either an over current or under current sensor

The principle of the Magnetomatic Pipe Locator has been successfully used for centuries employing a variety of materials with varying degrees of effectiveness

24SG UPC Code

261-DXT-240 UPC Code

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