GE F35 User Manual

CHAPTER 2: PRODUCT DESCRIPTION SPECIFICATIONS
F35 MULTIPLE FEEDER PROTECTION SYSTEM – INSTRUCTION MANUAL 2-19
2
Curve shapes: IEEE Moderately/Very/Extremely Inverse; IEC (and BS) A/B/C and Short Inverse; GE IAC Inverse,
Short/Very/ Extremely Inverse; I
2
t; FlexCurves™ (programmable); Definite Time (0.01 s base
curve)
Curve multiplier (Time dial): 0.00 to 600.00 in steps of 0.01
Reset type: Instantaneous/Timed (per IEEE) and Linear
Curve timing accuracy
at 1.03 to 20 x pickup: ±3.5% of operate time or ±½ cycle (whichever is greater) from pickup to operate
NEGATIVE SEQUENCE IOC
Pickup level: 0.020 to 30.000 pu in steps of 0.001
Dropout level: 97 to 98% of pickup
Level accuracy: 0.1 to 2.0 × CT rating: ±0.5% of reading or ±0.4% of rated (whichever is greater); >2.0 × CT rating:
±1.5% of reading
Overreach: <2%
Pickup delay: 0.00 to 600.00 s in steps of 0.01
Reset delay: 0.00 to 600.00 s in steps of 0.01
Operate time: <20 ms at 3 × pickup at 60 Hz
Timer accuracy: ±3% of operate time or ±1/4 cycle (whichever is greater)
WATTMETRIC ZERO-SEQUENCE DIRECTIONAL
Measured power: zero-sequence
Number of elements: 4
Characteristic angle: 0 to 360° in steps of 1
Minimum power: 0.001 to 1.200 pu in steps of 0.001
Pickup level accuracy: ±1% or ±0.0025 pu, whichever is greater
Hysteresis: 3% or 0.001 pu, whichever is greater
Pickup delay: definite time (0 to 600.00 s in steps of 0.01), inverse time, or FlexCurve
Inverse time multiplier: 0.01 to 2.00 s in steps of 0.01
Curve timing accuracy: ±3.5% of operate time or ±1 cycle (whichever is greater) from pickup to operate
Operate time: <30 ms at 60 Hz
PHASE UNDERVOLTAGE
Pickup level: 0.004 to 3.000 pu in steps of 0.001
Dropout level: 102 to 103% of pickup
Level accuracy: ±0.5% of reading from 10 to 208 V
Curve shapes: GE IAV Inverse;
Definite Time (0.1s base curve)
Curve multiplier: Time dial = 0.00 to 600.00 in steps of 0.01
Curve timing accuracy at <0.90 x pickup:
±3.5% of operate time or ±1/2 cycle (whichever is greater) from pickup to operate
Operate time: <30 ms at 0.9 pickup at 60 Hz for Definite Time mode
AUXILIARY UNDERVOLTAGE
Pickup level: 0.004 to 3.000 pu in steps of 0.001
Dropout level: 102 to 103% of pickup
Level accuracy: ±0.5% of reading from 10 to 208 V
Curve shapes: GE IAV Inverse, Definite Time
Curve multiplier: Time Dial = 0 to 600.00 in steps of 0.01
Curve timing accuracy at <0.90 x pickup:
±3.5% of operate time or ±1/2 cycle (whichever is greater) from pickup to operate
Operate time: <30 ms at 0.9 pickup at 60 Hz for Definite Time mode
PHASE OVERVOLTAGE
Voltage: Phasor only
Pickup level: 0.004 to 3.000 pu in steps of 0.001
Dropout level: 97 to 98% of pickup
Level accuracy: ±0.5% of reading from 10 to 208 V
Pickup delay: 0.00 to 600.00 in steps of 0.01 s

GE F35 Specifications

General

Frequency	50/60 Hz
Device Function	Protection Relay
Communication Protocols	DNP3
Type	Digital Protection Relay
Current Rating	5 A
Protection Functions	Overcurrent