• RS Stock No. 611-8523
  • Manufacturer Omron
  • Mfr. Part No. K8ABPM2
Omron Phase, Voltage Monitoring Relay with SPDT-NC Contacts, 3 Phase, 220 → 277 V ac, 380 → 480 V ac
Product Details

K8AB-PM Three Phase 3 or 4 Wire Under/Over Voltage, Phase Sequence and Loss

Monitors over and under voltage phase sequence and loss in any 3 or 4 wire three phase circuits
Settable timer for over/under voltage conditions (30 sec. max)
Sequence/loss reaction time of 0.1 sec. maximum
Monitoring phase to phase or phase to neutral in a single unit
Outputs 2 x SPDT output relays
Operation LEDs to indicate process status

Omron K8AB Series Control relays

Omron's K8AB Series of monitoring relays provides you with first class quality products all in compact 22.5mm wide DIN-rail housing. This new range can be split into models for single-phase current and voltage control, three phase voltage control.

Dimensions: W22.5 x H90 x D100mm

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Monitoring ApplicationPhase, Voltage
Supply Voltage220 → 277 V ac, 380 → 480 V ac
Contact ConfigurationSPDT-NC
Voltage SensitivityOvervoltage, Undervoltage
Electrical Phase3
Voltage Sensing Range220 → 277 V ac, 380 → 480 V ac
Phase SensitivityPhase Loss, Phase Sequence
Time Delay0.1 → 30 s
Minimum Voltage Sensed220 V ac
Minimum Operating Temperature-20°C
Dimensions100 x 22.5 x 100 mm
Operating Temperature Range-20 → +60 °C
Maximum Operating Temperature+60°C
Maximum Voltage Sensed480V ac
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Discontinued product
Omron Phase Monitoring Relay with SPDT Contacts, 3 Phase, 220 → 480 V ac
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Technical data sheets
  • RS Components

    Statement of conformity

    This certificate confirms that the product detailed below complies with the specifications currently published by RS Components and has been subject to the quality conditions of our registration to the BS EN ISO9001:2008 management standard. Furthermore, where applicable, it provides assurance that all electrostatic discharge sensitive devices have been handled and packed under conditions that meet the administrative and technical requirements of the ANSI/ESD S20.20:2007 and the BS EN 61340-5-1:2007 electrostatic control standards.
    RS Stock No. 611-8523
    Name Omron Phase, Voltage Monitoring Relay with SPDT-NC Contacts, 3 Phase, 220 → 277 V ac, 380 → 480 V ac
    Manufacturer/Brand Name Omron
    Mfr. Part No. K8ABPM2
    The foregoing information relates to product sold on, or after, the date shown below.
    Date Jan 18, 2018
    RS Components Pty Ltd ABN 73 009 403 356, 25 Pavesi St, Smithfield. NSW. 2164 (PO Box 6864, Wetherill Park. NSW. 1851)
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