777-575-P2 - 777 Series

Series: 777
Questions? Contact Littelfuse Support
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The 777 Manual Remote Reset Kit allows the 777 line of motor and pump protection products to be manually reset without opening the panel door. Simply connect the 9-pin adapter to the 777 communication port and mount the push-button switch in a convenient location.
Property (Mouseover for details) Value
Input Voltage (V) 500 - 600 Vac
Maximum Input Power 10
Input AC Line Frequency (Hz) 50 / 60
Output Form SPDT - Form C
Output Load Rating (VA) Pilot Duty: 480 VA @ 240 Vac B300; General Purpose: 10 A @ 240 Vac
Full Load Amp Range (A) 2 - 20 (looped conductors required); 20 - 90 (direct); 90 - 800 (external CTs required)
Timing Accuracy (%) ±0.5 s
Rapid Cycle Timer (s) 0 - 999 s
Restart Delay Range All faults except undercurrent: 2 - 500 m; Undercurrent: 2 - 500 m A (Automatic); # of Restarts: All faults except undercurrent: 0; 1; oc1; 2; oc2; 3; oc3; 4; oc4; A; ocA (Automatic); Undercurrent: 0; 1; 2; 3; 4; A (Automatic)
Repeat Accuracy (%) Voltage: ±0.5% of nominal voltage; Current: ±1% (<100 A direct)
Overvoltage Trip Voltage (%) 451 - 660 V
Undervoltage Trip Voltage 450 - 649 V
Voltage Unbalance Trip Point (%) 2 - 25% or 999 (disabled)
Voltage Accuracy (%) ±1%
Overcurrent Trip Point (20 - 100 A) … MULT of 80 - 140% of CT primary
Overcurrent Trip Class 02 - 60; J02 - J60; L00 - L60; or OFF
Undercurrent Trip Point 0; 10 - 98 A … MULT or 40 - 140% of CT primary
Undercurrent Trip Delay (s) 2 - 999 s (standard)
Current Unbalance Trip Point (%) 2 - 50% or 999 (disabled)
Current Accuracy (%) ±3% (<100 A direct)
Ground Fault Current Trip Point (A) (3 - 20) … MULT or 12 - 40% of primary CT or OFF
Ground Fault Accuracy (%) ±15%
Sensor Hole Size Max conductor size: 0.65 in (with insulation)
Short Circuit (kA) 100
Surge Protection IEC: 61000-4-5 Level 3 2 kV line-to-line; Level 4 4 kV line-to-ground
Protection Class IP20 (finger safe)
Pollution Degree 3
CT Ratio 1 - 10; 100; 150; 200; 300; 400; 500; 600; 700; 800
Address A01 - A99
Termination Type Torque: 7 in-lbs
Mounting Method Surface mount (4 - #8 screws) or DIN rail mount
Operating Temperature -20° to 70°C (-4° to 158°F)
Storage Temperature (F/C) -40° to 80°C (-40° to 176°F)
Humidity 10 - 95% non-condensing per IEC 68-2-3
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
Check Stock Yes

pdf icon 777 CAD Drawing

pdf icon 777-LR Engineering Specs

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pdf icon 777-FT-A1 Engineering Specs

pdf icon 777-LR Installation Instructions

pdf icon Protection Relays and Controls Catalog

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pdf icon Protection Relays and Controls Catalog - Mandarin

pdf icon 777 Installation Instructions

pdf icon 777-LR-P Engineering Specs

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pdf icon 777-HVR-LR Installation Instructions

pdf icon 777-TS-A1 Engineering Specs

pdf icon 777-HVR Installation Instructions

pdf icon 777-FT-B Installation Instructions

pdf icon 777-HVR-P2-B Installation Instructions

pdf icon 777-MV Installation Instructions

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