K8AB-PW2 Omron Automation, K8AB-PW2 Datasheet

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K8AB-PW2

Manufacturer Part Number
K8AB-PW2
Description
RELAY; POWER; 3 PHASE; 380, 400, 415, 480 VAC-3WIRE; 220, 230, 240, 277 VAC-4WIRE
Manufacturer
Omron Automation
Datasheet

Specifications of K8AB-PW2

Lead Free Status / Rohs Status
RoHS Compliant part
Ideal for monitoring 3-phase power supplies
for industrial facilities and equipment.
• Monitor overvoltages and undervoltages for three-phase 3-wire
• Two SPDT output relays, 6 A at 250 VAC (resistive load).
• World-wide power specifications supported by one Unit
• Relay status can be monitored using LED indicator.
Model Number Structure
■ Model Number Legend
1. Basic Model
2. Functions
3. Rated Input Voltage
K8AB-@@
or 4-wire power supplies.
DIP switch setting for 3-phase 3-wire or 3-phase 4-wire power
supply.
Separate outputs possible for overvoltages and undervoltages.
(switchable using DIP switch).
Three-phase Voltage Relay
K8AB-PW
K8AB: Measuring and Monitoring Relays
PW:
1:
2:
1
Refer to Safety Precautions for the K8AB
Series. Refer to page 9 for the Q&A section.
Three-phase Voltage Relay (Simultaneous upper and lower monitoring)
115, 127, 133, 138, 200, 220, 230, 240 VAC
220, 230, 240, 277, 380, 400, 415, 480 VAC
2 3
CSM_K8AB-PW_DS_E_1_1
1

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K8AB-PW2 Summary of contents

Page 1

... Separate outputs possible for overvoltages and undervoltages. • World-wide power specifications supported by one Unit (switchable using DIP switch). • Relay status can be monitored using LED indicator. Refer to Safety Precautions for the K8AB Series. Refer to page 9 for the Q&A section. Model Number Structure ■ Model Number Legend ...

Page 2

... Note: 1. Three-phase, three-wire or four-wire and the input range are switched using a DIP switch. 2. The power supply voltage is the same as the rated input voltage. Rated input (See note 2.) 200, 220, 230, 240 VAC 115, 127, 133, 138 VAC 380, 400, 415, 480 VAC 220, 230, 240, 277 VAC K8AB-PW Model K8AB-PW1 K8AB-PW2 2 ...

Page 3

... Three-phase, four-wire Mode: 115, 127, 133 and 138 VAC Three-phase, three-wire Mode: 380, 400, 415 and 480 VAC Three-phase, four-wire Mode: 220, 230, 240 and 277 VAC K8AB-PW1 max. K8AB-PW2 max. Overvoltage −30% to 25% of rated input voltage Undervoltage −30% to 25% of rated input voltage Note: The rated input voltage can be switched using the DIP switch ...

Page 4

... V power supply terminal common/normal mode Square-wave noise of ±1 µs/100 ns pulse width with 1-ns rise time Frequency Hz, 0.35-mm single amplitude, acceleration 50 m/s 10 sweeps of 5 min each and Z directions 2 100 m times each in 6 directions along three axes (up/down, left/right, forward/backward) Terminal section: Finger protection K8AB- ...

Page 5

... T: Operating time (0 T1: Power ON lock ( Note: 1. K8AB-PW output relay is normally operative. 2. The power ON lock function prevents unnecessary alarms from being generated during the unstable period when the power is first turned ON. There is no relay output during timer operation and L2 use the same power supply and will not operate due to an undervoltage if they drop below the rated input of 60% ...

Page 6

... For 2 For ferrules with smaller solid wires insulating sleeves 8 mm max. Recommended ferrules Phoenix Contact • Al 1,5-8BK (for AWG16) • Al 1-8RD (for AWG18) • Al 0,75-8GY (for AWG18) 2. Tightening torque Recommended: 0.49 N·m Maximum: 0.54 N·m K8AB- max. 6 ...

Page 7

... Three-phase, Three-phase, three-wire four-wire 240 V 138 V 230 V 133 V 220 V 127 V 200 V 115 V Note: All pins are set to OFF at the factory. K8AB-PW2 SWITCH OFF ❍ ↓ Power ON lock time Number of wires Three-phase, four-wire Three-phase, three-wire Rated voltage Three-phase, Three-phase, three-wire four-wire 480 V ...

Page 8

... Use this as a guide to set the current. If the input exceeds (or drops lower than) the voltage setting, the alarm indicator will start flashing for the set period and then stay lit. Dimensions Three-phase Voltage Relays K8AB-PW1 K8AB-PW2 22.5 100 72 K8AB-PW (Unit: mm) ...

Page 9

... Unit operates. Operating Time Adjust the slide resistor so that the voltage applied to the K8AB terminals is 120% of the overvoltage set value or 80% of the undervoltage set value when the auxiliary relay operates in a test circuit. Close the switch and use the cycle counter to measure the operating time ...

Page 10

Please read and understand this catalog before purchasing the products. Please consult your OMRON representative if you have any questions or comments. WARRANTY OMRON's exclusive warranty is that the products are free from defects in materials and workmanship for a ...

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