K8AK-PW1 378183 K8AK0026G OMRON Monitoring Relays, Three Phase Voltage Max and Min 1 2 SPDT SPDT 200-240VAC View larger
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K8AK-PW1 378183 K8AK0026G OMRON Monitoring Relays, Three Phase Voltage Max and Min 1 2 SPDT SPDT 200-240VAC

K8AK-PW1

378183

K8AK0026G

OMRON

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Monitoring Relays, Three Phase Voltage Max and Min 1 2 SPDT SPDT 200-240VAC

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K8AK

* Brand new product in its original packaging covered by the warranties and certifications provided by OMRON

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K8AK-PW 3-phase control
3-phase voltage relay
Monitors overvoltages and undervoltages for 3-phase 3-wire or 4-wire power supplies, in one unit. Switch setting for 3-phase 3-wire or 3-phase 4-wire power supply.
• Overvoltages or undervoltages:Operation time setting from 0.1 to 30 s
• Relay warning status can easily be monitored using the LED indicator
• Separate outputs possible for overvoltages and undervoltages
• Reset method: Automatic
•PowerON lock: 1 s or 5 s
Ordering information
Rated input Order code
3-phase 3-wire mode 200, 220, 230, 240 VACK8AK-PW1
3-phase 4-wire mode 115, 127, 133, 138 VAC
3-phase 3-wire mode 380, 400, 415, 480 VACK8AK-PW2
3-phase 4-wire mode 220, 230, 240, 277 VAC
Specifications
Ambient operating temperature –20 to 60°C (with no condensation or icing) Storage temperature –25 to 65°C (with no condensation or icing) Altitude 2,000 m max.
Voltage fluctuation rang 85% to 110% of rated input voltage
Input frequency50/60 Hz (AC power supply)
Output relays
(2 × SPDT, normally closed operation)
Resistive load5 A at 250VAC or at 30 VDC Maximum contact voltage250VAC or 30 VDC Maximum contact current 5 A
Maximum switching capacity 1,250 VA, 150 W
Mechanical life10,000,000 operations
Electrical life 50,000 operations at 5 A, 250VAC or 30 VDC
Degree of protection Terminal section: IP20
Case material PC and ABS
WeightApprox. 150 g
Rated input voltageK8AK-PW13-phase,3-wire mode: 200,220,230,240VAC, 3-phase, 4-wire mode: 115, 127, 133, 138 VAC
K8AK-PW23-phase,3-wire mode: 380,400,415,480VAC, 3-phase, 4-wire mode: 220, 230, 240, 277 VAC
Operation (overvoltage and undervoltage)
Operating value setting rangeOvervoltage = –30% to 25% of maximum rated input voltage*1
Undervoltage = –30% to 25% of maximum rated input voltage*1
Operating value100% operation at set value
Reset (HYS.)Hysteresis 5% of operating value (fixed)
Resetting methodAutomatic reset
Operating time (T) Overvoltage/undervoltage0.1 to 30 s
Power ON lock (LOCK) 1 s or 5 s (Changed with the DIP switch)
Overload capacity Continuous input at 115% of maximum input, 10 s at 125% (up to 600 VAC)
Repeat accuracy Operating value±0.5% full scale (at 25°C and an ambient humidity of 65% at the rated power supply voltage, DC or 50/60 Hz sine wave input)
Operating time±50 ms (at 25°C and 65% humidity, rated power supply voltage)
IndicatorsPower (PWR): Green LED, relayoutput (RY): Yellow LED, alarm outputs (ALM 1/2):Red LED
Applicable standards Conforming standards EN 60947-5-1
Installation environment (pollution level 2, installation category III)
EMC EN 60947-5-1
Safety standardsUL 508 (Recognition), Korean Radio Waves Act (Act 10564), CSA and CCC
Size in mm (H × W × D) 90 × 22.5 × 100
*1The rated input voltage is switched with a switch
653

Datasheet - PDF

Title: Language: Size: Type:
pdf1-mostradoOMRON - K8AK-PW1 - 378183 English 137 Kbytes pdf1-mostradoOMRON - K8AK-PW1 - 378183
pdf2-mostradoOMRON - K8AK-PW1 - 378183 English 904 Kbytes pdf1-mostradoOMRON - K8AK-PW1 - 378183
pdf3-mostradoOMRON - K8AK-PW1 - 378183 English 2 Mbytes pdf1-mostradoOMRON - K8AK-PW1 - 378183

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