2
Phase-sequence Phase-loss Relay
K8AB-PH
Cat. No. N145-E1-01
Ordering Information
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List of Models
Note:
The power supply is shared with the rated input voltage.
Ratings and Specifications
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Ratings
Phase-sequence Phase-loss Relay Rated input voltage (See note.)
Model
200 to 500 VAC
K8AB-PH1
Rated input voltage
Non-isolated
200 to 500 VAC (15 VA)
Phase sequence, phase loss operating time
0.1 s max. (value when rated operating voltage changes quickly from 0% to 100%)
(Relays are normally ON and turn OFF for phase sequence or loss phase errors.)
Resetting method
Automatic reset
Input frequency
45 to 65 Hz
Input impedance
100 k
Ω
min.
Indicators
Power (PWR): Green LED, Relay output (RY): Yellow LED
Output relays
One SPDT relay (6 A at 250 VAC, resistive load)
