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J-30

Phase-sequence Phase-loss Relay 

K8AB-PH

Ordering Information

List of Models

Note: The power supply is shared with the rated input voltage.

Ratings and Specifications

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

 min.

Indicators

Power (PWR): Green LED, Relay output (RY): Yellow LED 

Output relays

One SPDT relay (6 A at 250 VAC, resistive load)

Summary of Contents for K8AB-PA1

Page 1: ...e power supply One SPDT output relay 6 A at 250 VAC resistive load World wide power specifications supported by one Unit switchable Relay warning status easily monitoring using LED indicator Easy wiri...

Page 2: ...g value setting range Asymmetry rate 2 to 22 Operating value 100 operation at set value Asymmetry operating value Rated input voltage x Asymmetry set value The asymmetry operation will function when t...

Page 3: ...and exposed uncharged parts 20 M at 500 V between any charged terminals i e between input output and power supply terminals Degree of protection Terminal section IP20 Rear case IP40 Case color Munsel...

Page 4: ...erating Voltage Asymmetry operation condition Highest voltage Lowest voltage Asymmetry operating voltage Asymmetry operating voltage Rated input voltage V Asymmetry set value Note The rated input volt...

Page 5: ...ng mode OFF ON 3 phase 4 wire power monitoring mode SW3 SW4 Function Default 3 phase 3 wire mode 3 phase 4 wire mode SW3 SW4 OFF OFF Rated input voltage switch K8AB PA1 200 VAC 115 VAC OFF OFF ON OFF...

Page 6: ...of the product 3 Do not use thinner or similar solvent for cleaning Use commercial alcohol 4 When discarding properly dispose of the product as industrial waste 5 Only use this product within a board...

Page 7: ...power supplies One SPDT output relay 6 A at 250 VAC resistive load Relay warning status easily monitoring using LED indicator Easy wiring with ferrules 2 2 5 mm2 solid or 2 1 5 mm2 standard ferrules...

Page 8: ...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 O...

Page 9: ...uncharged parts 20 M at 500 V between any charged terminals i e between input output and power supply terminals Degree of protection Terminal section IP20 Rear case IP40 Case color Munsell 5Y8 1 ivory...

Page 10: ...y operative Nomenclature Front Indicators Dimensions L1 L2 L3 L1 L3 L2 L3 L2 L1 L1 L2 L3 Relay Phase Loss Operation Phase Sequence Operation Input Load Alarm Input Output L1 L2 L3 L3 L2 L1 The power s...

Page 11: ...the product 3 Do not use thinner or similar solvent for cleaning Use commercial alcohol 4 When discarding properly dispose of the product as industrial waste 5 Only use this product within a board wh...

Page 12: ...istive load Separate outputs possible for overvoltages and undervoltages World wide power specifications supported by one Unit switchable Relay warning status easily monitoring using LED indicator Eas...

Page 13: ...e setting range Overvoltage 30 to 25 of maximum rated input voltage Undervoltage 30 to 25 of maximum rated input voltage Note The rated input voltage is switched with a switch Operating value 100 oper...

Page 14: ...posed uncharged parts 20 M at 500 V between any charged terminals i e between input output and power supply terminals Degree of protection Terminal section IP20 Rear case IP40 Case color Munsell 5Y8 1...

Page 15: ...L1 L2 L3 N L1 L2 L3 The power supply is shared with the rated in put voltage 14 12 11 24 22 21 Over voltage alarm Load Undervoltage alarm phase loss phase se quence alarm Power indicator Relay status...

Page 16: ...itoring mode OFF ON 3 phase 4 wire power monitoring mode SW3 SW4 Function Default 3 phase 3 wire mode 3 phase 4 wire mode SW3 SW4 OFF OFF Rated input voltage switch K8AB PM1 200 VAC 115 VAC OFF OFF ON...

Page 17: ...product 3 Do not use thinner or similar solvent for cleaning Use commercial alcohol 4 When discarding properly dispose of the product as industrial waste 5 Only use this product within a board whose...

Page 18: ...sible for overvoltages and undervoltages World wide power specifications supported by one Unit switchable Relay warning status easily monitoring using LED indicator Easy wiring with ferrules 2 2 5 mm2...

Page 19: ...d undervoltage Operating value setting range Overvoltage 30 to 25 of maximum rated input voltage Undervoltage 30 to 25 of maximum rated input voltage Note The rated input voltage is switched with a sw...

Page 20: ...harged parts 20 M at 500 V between any charged terminals i e between input output and power supply terminals Degree of protection Terminal section IP20 Rear case IP40 Case color Munsell 5Y8 1 ivory Ca...

Page 21: ...Over voltage alarm Under voltage alarm Load The power supply is shared with the rated in put voltage Power indicator Relay status indicator Overvoltage knob OVER Undervoltage knob UNDER Operating time...

Page 22: ...phase 4 wire power monitoring mode SW3 SW4 Function Default 3 phase 3 wire mode 3 phase 4 wire mode SW3 SW4 OFF OFF Rated input voltage switch K8AB PW1 200 VAC 115 VAC OFF OFF ON OFF 220 VAC 127 VAC...

Page 23: ...3 Do not use thinner or similar solvent for cleaning Use commercial alcohol 4 When discarding properly dispose of the product as industrial waste 5 Only use this product within a board whose structure...

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