ECSW

ECSW4MBGT

The ECSW Series of single-phase, AC window, current sensors includes adjustable overcurrent and undercurrent trip points. Detects locked rotor, jam, loss of load, an open heater or lamp load, a

Show More

  • Electrical Characteristics
    • Catalog # ECSW4MBGT
    • Input Voltage (V) 120VAC
    • Input Tolerance (%) -20% - 10%
    • Output Type Electromechanical relay
    • Output Form Isolated SPDT
    • Output Load Rating (VA) 10A resistive @ 240VAC; 1/4 hp @ 125VAC; 1/2 hp @ 250VAC
    • Time Delay Range 0.5 - 50s adjustable
    • Time Delay Tolerance (%) Guaranteed range
    • Response Time (ms) ≤75ms
    • Trip Delay Sensing on Startup (s) Fixed: 0.1 - 6s in 1s increments
    • Trip Point Range 2 - 20A adjustable
    • Undercurrent Trip Point <250mA turns typical
    • Setpoint vs Ambient Temperature and Operating Voltage (%) ±5%
    • Sensor Type Toroid through hole wiring for up to #4 AWG (21.1 mm2) THHN wire
    • Sensor Mode Over and undercurrent trip points (window current sensing)
    • Sensor Tolerance Guaranteed range
    • Current Sensor Range Steady - 50A turns; Inrush - 300A turns for 10s
    • Sensor Frequency (Hz) 45/500Hz
    • Insulation Resistance ≥100 MΩ
    • Surge Protection IEEE C62.41-1991 Level A
    • Circuitry Encapsulated
    • Type of Detection Peak detection
    • Life Mechanical - 1 x 106; Electrical - 1 x 105
    • Termination Type 0.197 in. (5 mm) terminal blocks for up to #12 (3.2 mm2) AWG wire
    • Mounting Method Surface mount with two #6 (M3.5 x 0.6) screws
    • Operating Temperature -40° to 60°C (-40°F to 140°F)
    • Storage Temperature (F/C) -40° to 85°C (-40°F to 185°F)
    • Humidity 95% relative non-condensing
    • Dimensions 3.50 x 2.50 x 1.75 in. (88.9 x 63.5 x 44.5 mm)
    • Weight (lbs/g) ≅6.4oz (181g)