Motor and Pump Protection

777 AccuPower Series - 3-Phase Pump Protection

Datasheet

The 777 AccuPower is a fully-programmable, 3-phase motor and pump protection relay. It allows for entry of motor hp rating, full-load amperes, efficiency, and power factors, and will then

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  • Electrical Characteristics
    • Catalog # 777-ACCUPOWER
    • Input
      Voltage (V)       190 - 480 Vac
    • Output
      Form       SPDT - Form C
    • Termination Type Torque: 7 in-lbs
    • Mounting Method Surface mount (4 - #8 screws) or DIN rail mount
    • Full Load Amp Range (A) 2 - 25: 3 phase (looped conductors required); 25 - 90: 3 phase (direct); 80 - 800: 3 phase (external CTs)
    • Dimensions 3.05 H x 3.85 W x 5.05 D in. (77.5 x 97.8 x 128.3 mm)
    • Weight (lbs/g) 0 Kg
    • Overcurrent Trip Class 5; J5; 10; J10; 15; J15; 20; J20; 30; J30
    • Overcurrent Trip Point (20 - 100 A) … MULT of 80 - 140% of CT primary
    • Address A01 - A99 or OP1
    • Current Accuracy (%) ±3% (<100 A direct)
    • Current Unbalance Trip Delay (s) % over setpoint / Trip time: 1% / 30s; 2% / 15s; 3% / 10s; 4% / 7.5s; 5% / 6s; 6% / 5s; 10% / 3s; 15% / 2s
    • Current Unbalance Trip Point (%) 2 - 25% or 999 (disabled)
    • Ground Fault Accuracy (%) ±15%
    • HP/kW Accuracy (%) ±3%
    • Humidity 10 - 95% non-condensing per IEC 68-2-3
    • Input AC Line Frequency (Hz) 50 / 60
    • Maximum Input Power 10
    • Output Load Rating (VA) Pilot Duty: 480 VA @ 240 Vac B300; General Purpose: 10 A @ 240 Vac
    • Pollution Degree 3
    • Protection Class IP20 (finger safe)
    • Rapid Cycle Timer (s) 2 - 500 s
    • Repeat Accuracy (%) Voltage: ±0.5% of nominal voltage; Current: ±1% (<100 A direct)
    • Restart Delay Range 2 - 500 m or A (Automatic)
    • Sensor Hole Size Max conductor size: 0.65 in (with insulation)
    • Short Circuit (kA) 100
    • Storage Temperature (F/C) -40° to 80°C (-40° to 176°F)
    • Surge Protection IEC: 61000-4-5 Level 3 2 kV line-to-line; Level 4 4 kV line-to-ground
    • Timing Accuracy (%) 5% ±1 s
    • Voltage Accuracy (%) ±1%
    • Datasheet
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