TRDU Series

TRDU120A1

The TRDU Series is a versatile universal time delay relay with 21 selectable single and dual functions. The dual functions replace up to three timers required to accomplish the same

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  • Electrical Characteristics
    • Catalog # TRDU120A1
    • Input Voltage (V) 120 V ac
    • Input Tolerance (%) -20% - 10%
    • Input AC Line Frequency (Hz) 50/60
    • Output Type Electromechanical relay
    • Output Form DPDT limited to 9 operating functions
    • Output Load Rating (VA) 10 A resistive @ 120/240 V ac and 28 V dc; 1/3 hp @ 120/240 V ac
    • Time Delay Type Microcontroller
    • Time Delay Range Single functions: 0.1 s - 1705 h in 8 ranges; Dual functions: 0.1 s - 3100 m each in 8 ranges
    • Time Delay Option Five switches are provided to set one of twenty-one single or dual functions
    • Reset Time (ms) ≤50
    • Initiate Time (ms) 75
    • Adjustment Type Multiplier: 3 position DIP switches select 0.1-1-10 or 100 in s or m
    • Repeat Accuracy (%) ±0.1% or 20 ms whichever is greater
    • Setting Accuracy ±1% or 50 ms whichever is greater
    • Setpoint vs Ambient Temperature and Operating Voltage (%) ±1%
    • Indication Two LEDs indicate: 1) input voltage applied; 2) output relay status
    • Insulation Resistance ≥100
    • Life Electrical: 1 x 10⁶; Mechanical: 1 x 10⁷
    • Power Consumption ≤3 W
    • Termination Type Octal 8-pin plug-in
    • Mounting Method Plug-in socket
    • Operating Temperature -20° to 65°C (-4° to 149°F)
    • Storage Temperature (F/C) -40° to 85°C (-40° to 185°F)
    • Dimensions 3.1 H x 2.39 W in. (78.7 x 60.7 mm)
    • Weight (lbs/g) 0 Kg
    • Dimensions 3.1 H x 2.39 W in. (78.7 x 60.7 mm)