Series G JG-Frame 310+ circuit breaker time current curves
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1 Trip Curves TC000E Effective March 0 Series G -Frame + Contents Description Page Long delay response (LD) and short delay (SD) with flat response curve Long delay response and short delay with I T response curve Ground fault delay response curve
2 MINUTE S TIME IME HOUR Trip Curves TC000E Effective March 0 Series G -Frame + Long delay response (LD) and short delay (SD) with flat response curve Current in Multiples of (I r ) T HOUR Minimum Total 0 0 Maximum Total Long Delay Time:,,,,,, 0, sec Shown at x I r,,,, seconds +0/ 0% Short Delay Pickup Settings,, x I r ±% (See Note ) 00 ms (P, Q, R) Sensors (I n ): 0A 0A 0A 0A Circuit breaker time/current curves (phase current) Series G : Type J0E, J0S, J0H, E, S, H, Long Delay (LD) and Short Delay (SD) with flat response Ir / I n 0A 0A 0A 0A A 0A 0A A 0A B 0A A 0A A C A 0A 0A 0A D 0A A 0A 0A E A 0A A A F 0A 0A A 00A G A 0A 0A A H 0A 0A 0A 0A Curve accuracy applies from 0 C to + C ambient Temperatures above + C cause an overtemperature protection trip For possible continuous ampere derating for ambient above 0 C, refer to Eaton Application frequency is 0/0 Hz There is a memory effect that can act to shorten the Long Delay The memory effect comes into play if a current is above the circuit breaker itself A subsequent overload will cause the circuit breaker to trip in shorter time than normal The amount of time delay reduction is inverse to the amount of time that has elapsed since the previous overload Approximately five minutes is required between overloads to completely reset memory The right portion of the curve is determined by the interrupting rating of the circuit breaker The left portion of the curve is shown as a multiple of the Long Delay setting (Long Delay Pickup = % of Ir) Range is % % Total clearing times shown include the response times of the trip unit, the breaker opening, and the interruption of the current The Short Delay Pickup has settings/positions, and, For high fault current levels, an additional fixed instantaneous hardware override is provided at x (I i ) Instantaneous tolerance is ±0% For LD Response and SD with Flat Response (this curve), see TC00E For LD Response and SD with I T Response curve, see TC00E For Ground Fault Delay Response curve, see TC000E Instantaneous Override (See Note ) ms (M, N, O) Inst (J, K, L) Application Determines End of Curve x Current in Multiples of (I r ) Current in Multiples of (I n ) Adjustable Flat Trip Style Figure Long Delay Response and Short Delay with Flat Response Curve Curve Number TC00E eaton corporation wwweatoncom
3 MINUTE S TIME IME HOUR Series G -Frame + Trip Curves TC000E Effective March 0 Long delay response (LD) and short delay (SD) with I T response curve Current in Multiples of (I r ) T HOUR Minimum Total 00 Maximum Total Long Delay Time:,,,,,, 0, sec Shown at x I r,,,, seconds +0/ 0% Sensors (I n ): 0A 0A 0A 0A Circuit breaker time/current curves (phase current) Series G: Type J0E, J0S, J0H, E, S, H, Long Delay (LD) and Short Delay (SD) with I T response Ir / In 0A 0A 0A 0A A 0A 0A A 0A B 0A A 0A A C A 0A 0A 0A D 0A A 0A 0A E A 0A A A F 0A 0A A 00A G A 0A 0A A H 0A 0A 0A 0A Curve accuracy applies from 0 C to + C ambient Temperatures above + C cause an overtemperature protection trip For possible continuous ampere derating for ambient above 0 C, refer to Eaton Application frequency is 0/0 Hz There is a memory effect that can act to shorten the Long Delay The memory effect comes into play if a current is above the circuit breaker itself A subsequent overload will cause the circuit breaker to trip in shorter time than normal The amount of time delay reduction is inverse to the amount of time that has elapsed since the previous overload Approximately five minutes is required between overloads to completely reset memory The right portion of the curve is determined by the interrupting rating of the circuit breaker The left portion of the curve is shown as a multiple of the Long Delay setting (Long Delay Pickup = % of Ir) Range is % % Total clearing times shown include the response times of the trip unit, the breaker opening, and the interruption of the current The Short Delay Pickup has settings/positions, and, Short Delay I T band has a tolerance of ±% Breakpoint back to FLAT response occurs at x I r for upper line of the I T curve For high fault current levels, an additional fixed instantaneous hardware override is provided (corresponding to SDPU position ) at x (I n ) and designated as I i Instantaneous tolerance is ±0% For LD Response and SD with Flat Response curve, see TC00E For LD Response and SD with I T Response (this curve), see TC00E For Ground Fault Delay Response curve, see TC000E I T Short Delay (See Note ) Short Delay Pickup Settings,, x Ir ±% (See Note ) Instantaneous Override (See Note ) ms Application Determines End of Curve See Note I i Current in Multiples of (I r ) Current in Multiples of (I n ) I T Trip Style Figure Long Delay Response and Short Delay with I T Response Curve Curve Number TC00E eaton corporation wwweatoncom
4 TIME MINUTE Trip Curves TC000E Effective March 0 Series G -Frame + Ground fault delay response curve Circuit breaker time/current curves (ground current) Series G: Type J0E, J0S, J0H, E, S, H, 000 Ground Fault Delay response Switch Setting tsd t GF J Inst Inst K Inst L Inst 00 M Inst N O 00 P 00 Inst Q 00 R Ground Fault Pickup Settings (Tolerance ±%) 0X X X X 0X 0X 00 ms (L, O, R) ms (K, N, Q) Inst (J, M, P) Sensors (I n): 0A 0A 0A 0A Ir / In 0A 0A 0A 0A A 0A 0A A 0A B 0A A 0A A C A 0A 0A 0A D 0A A 0A 0A E A 0A A A F 0A 0A A 00A G A 0A 0A A H 0A 0A 0A 0A Curve accuracy applies from 0 C to + C ambient Temperatures above + C cause an overtemperature protection trip For possible continuous ampere derating for ambient above 0 C, refer to Eaton Application frequency is 0/0 Hz Trip units are suitable for functional field testing with test kit style no 0CG For LD Response and SD with Flat Response curve, see TC00E For LD Response and SD with I T Response curve, see TC00E For Ground Fault Delay Response (this curve), see TC000E Ground Current in Multiples of (I n) Figure Ground Fault Delay Response Curve Curve Number TC000E eaton corporation wwweatoncom
5 Trip Curves TC000E Effective March 0 Series G -Frame + Eaton Corporation Electrical Sector Superior Avenue Cleveland, OH USA Eatoncom 0 Eaton Corporation All Rights Reserved Printed in USA Publication No TC000E / Z March 0 Eaton is a registered trademark of Eaton Corporation All other trademarks are property of their respective owners
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