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Description

Time Mark 21-LThe 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

98044901 Brand

The input to the Model 4052 can be from any 2 or 3-wire transducer with a 4-20mA output that represents 0 to 34

45 IN Product Width 2

A test control

1% Recycle time 100ms Operating temp -20°F to +140°F Contacts Two SPDT Relays Contact rating 10A at 240VAC resistive Transient protection 775V

HVAC circuits

279C-24 UPC Code

Vehicle Service Type

Response time 50ms drop out

An auto-dialer or other emergency device can be activated with the SPDT power loss relay

98090311 Brand

662917006614