Aux Supply from external source : 1.5 VA max at 150 V
Casing
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 : Flush mounting with rear connection
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96x 192 / 192 x 192 x 200/250 mm
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 Frequency setting range : 39.00 to 70. 00 Hz in step of .1Hz
AC voltage rating : 110,220 VAC
No of tripped stage
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 : 2 for UFT -21
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3 for UFT -31
4 for UFT- 41
Accuracy
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 : + .03 Hz
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Burden : Â
Operating voltage range
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 : 33 to 135 V the relay is block
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below this limit
Operations of the relay can be tested by means of a test, button which energies the output relays & LED’s after set time delay with the channels set to underover frequency operation. Access to the test push button requires removal of the front...