OMRON - K8AK-VW3 24VAC/DC - 378177 View larger
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OMRON - K8AK-VW3 24VAC/DC - 378177





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K8AK-VW 1-phase control
Single-phase voltage relay, window type
For monitoring over- and undervoltages simultaneously. Manual resetting and automatic resetting are supported by one relay. Separate settings and outputs are supported for over- and undervoltages. Relay warning status can easily be monitored with the LED indicator.
• Single-phase voltage window relay
• In 22.5 mm wide industrial housing
• Under and over, low/low or high/high control
• Supply voltages: 24 VAC/DC, 100 to 240 VAC
• Easy wiring with ferrules
Ordering information
Measuring current Supply voltage Order code
1 to 10 VAC/DC,
3 to 30 VAC/DC,
15 to 150 VAC/DC
20 to 200 VAC/DC,
30 to 300 VAC/DC,
60 to 600 VAC/DC
100 to 240 VAC K8AK-VW2 100-240 VAC
100 to 240 VAC K8AK-VW3 100-240 VAC
Ambient operating temperature –20 to 60°C (with no condensation or icing) Storage temperature –25 to 65°C (with no condensation or icing) Operating voltage range 85% to 110% of rated operating voltage Rated power supply frequency 50/60 Hz±5 Hz (AC power supply)
Output relays
(2 × SPDT, normally closed operation)
Resistive load 5 A at 250 VAC or at 30 VDC Maximum contact voltage 250 VAC or 30 VDC Maximum contact current 5 A
Maximum switching capacity 1,250 VA, 150 W
Mechanical life 10,000,000 operations
Electrical life 50,000 operations at 5 A, 250 VAC or 30 VDC
Degree of protection Terminal section: IP20
Case material PC and ABS
Weight Approx. 150 g
Operating power Isolated power supply 2.0 VA/1.1 W max. at 24 VAC/DC, 4.6 VA max. at 100 to 240 VAC
(AL1 and AL2)
Operating value setting range 10% to 100% of maximum measuring voltage
Operating value 100% operation at set value
Reset (HYS.) Hysteresis 5% of operating value (fixed)
Resetting method Manual reset/automatic reset (switchable)
Manual reset: Turn OFF operating power for 1 s or longer
Operating time (T) 0.1 to 30 s
Power ON lock (LOCK) 1 s or 5 s (Switched using DIP switch)
Indicators Power (PWR): Green LED, relay output (RY): Yellow LED, alarm outputs (ALM 1/2): Red LED
Repeat accuracy Operating value ±0.5% full scale (at 25°C and 65% humidity, 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)
Input frequency 40 to 500 Hz
Overload capacity Continuous input at 115% of maximum input, 10 s at 125% (up to 600 VAC)
Applicable standards Conforming standards EN 60947-5-1
Installation environment (pollution level 2, installation category III)
EMC EN 60947-5-1
Safety standards UL 508 (Recognition), Korean Radio Waves Act (Act 10564), CSA and CCC
Size in mm (H × W × D) 90 × 22.5 × 100

PDF of OMRON - K8AK-VW3 24VAC/DC - 378177

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