Voltage Monitoring Relay

PLR

Datasheet

The PLR series is a cost-effective, three-phase voltage monitor that prevents three-phase motor startups during adverse voltage conditions. The proper A-B-C sequence must occur in order for the monitor’s output

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  • Electrical Characteristics
    • Catalog # PLR120A
    • Input
      Voltage (V)       95 - 140 Vac
    • Output
      Form       SPDT
    • Termination Type Octal 8-pin plug-in
    • Mounting Method Plug-in socket rated 600V
    • Dimensions 3.2 H x 2.39 W x 1.78 D in. (81.3 x 60.7 x 45.2 mm)
    • Weight (lbs/g) 0 Kg
    • Input AC Line Frequency (Hz) 50 / 60
    • Input Phase Sequence A; B; C
    • Input Type 3-phase delta or WYE with no connection to neutral
    • Input Voltage Maximum (V) 143
    • Output Load Rating (VA) 5 A resistive @ 240 Vac; 1/4 hp @ 120 Vac
    • Output Type Electromechanical relay energized when all voltages are acceptable
    • Max. Output
      Voltage (V)       250
    • Pull-in Response Time (ms) ≤400; Hysterisis≅2%
    • Storage Temperature (F/C) -40° to 85°C (-40° to 185°F)
    • Surge Protection IEEE C62.41-1991 Level B
    • Undervoltage Trip Voltage 85- 130 Vac adjustable
    • Datasheet
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    • Catalog # PLR240A
    • Input
      Voltage (V)       190 - 270 Vac
    • Output
      Form       SPDT
    • Termination Type Octal 8-pin plug-in
    • Mounting Method Plug-in socket rated 600V
    • Dimensions 3.2 H x 2.39 W x 1.78 D in. (81.3 x 60.7 x 45.2 mm)
    • Weight (lbs/g) 0 Kg
    • Input AC Line Frequency (Hz) 50 / 60
    • Input Phase Sequence A; B; C
    • Input Type 3-phase delta or WYE with no connection to neutral
    • Input Voltage Maximum (V) 270
    • Output Load Rating (VA) 5 A resistive @ 240 Vac; 1/4 hp @ 120 Vac
    • Output Type Electromechanical relay energized when all voltages are acceptable
    • Max. Output
      Voltage (V)       250
    • Pull-in Response Time (ms) ≤400; Hysterisis≅2%
    • Storage Temperature (F/C) -40° to 85°C (-40° to 185°F)
    • Surge Protection IEEE C62.41-1991 Level B
    • Undervoltage Trip Voltage 170 - 240 Vac adjustable
    • Datasheet
    • Check Stock Order Sample
    • Catalog # PLR380A
    • Input
      Voltage (V)       340 - 450 Vac
    • Output
      Form       SPDT
    • Termination Type Octal 8-pin plug-in
    • Mounting Method Plug-in socket rated 600V
    • Dimensions 3.2 H x 2.39 W x 1.78 D in. (81.3 x 60.7 x 45.2 mm)
    • Weight (lbs/g) 0 Kg
    • Input AC Line Frequency (Hz) 50 / 60
    • Input Phase Sequence A; B; C
    • Input Type 3-phase delta or WYE with no connection to neutral
    • Input Voltage Maximum (V) 480
    • Output Load Rating (VA) 5 A resistive @ 240 Vac; 1/4 hp @ 120 Vac
    • Output Type Electromechanical relay energized when all voltages are acceptable
    • Max. Output
      Voltage (V)       250
    • Pull-in Response Time (ms) ≤400; Hysterisis≅2%
    • Storage Temperature (F/C) -40° to 85°C (-40° to 185°F)
    • Surge Protection IEEE C62.41-1991 Level B
    • Undervoltage Trip Voltage 310 - 410 Vac adjustable
    • Datasheet
    • Check Stock Order Sample
    • Catalog # PLR480A
    • Input
      Voltage (V)       380 - 500 Vac
    • Output
      Form       SPDT
    • Termination Type Octal 8-pin plug-in
    • Mounting Method Plug-in socket rated 600V
    • Dimensions 3.2 H x 2.39 W x 1.78 D in. (81.3 x 60.7 x 45.2 mm)
    • Weight (lbs/g) 0 Kg
    • Input AC Line Frequency (Hz) 50 / 60
    • Input Phase Sequence A; B; C
    • Input Type 3-phase delta or WYE with no connection to neutral
    • Input Voltage Maximum (V) 530
    • Output Load Rating (VA) 5 A resistive @ 240 Vac; 1/4 hp @ 120 Vac
    • Output Type Electromechanical relay energized when all voltages are acceptable
    • Max. Output
      Voltage (V)       250
    • Pull-in Response Time (ms) ≤400; Hysterisis≅2%
    • Storage Temperature (F/C) -40° to 85°C (-40° to 185°F)
    • Surge Protection IEEE C62.41-1991 Level B
    • Undervoltage Trip Voltage 350 - 480 Vac adjustable
    • Datasheet
    • Check Stock Order Sample