NR Electric PCS-9611, Instruction Manual

Page: 27 / 300

2 Technical Data
PCS-9611 Feeder Relay
2-11
Date: 2014-04-08
2.2.22 Broken Conductor Protection
I2/I1 Ratio setting 0.10 ~ 1.00
Pickup ratio 1.00×Setting
Dropout ratio 0.95×Setting
Tolerance of current setting
≤ 2.5% Setting or 0.01×In, whichever is greater
Time setting 0.00s ~ 200.00s
Pickup time
≤ 70ms
Dropout time
≤ 70ms
Tolerance of time setting
≤ 1% S 70ms
2.2.23 Dead Zone Protection
Current setting 0.05×In ~ 5.0×In
Pickup current 1.00×Setting
Dropout current 0.95×Setting
Tolerance of current setting
≤ 2.5% Setting or 0.01×In, whichever is greater
Time setting 0.00s ~ 100.00s
Pickup time
≤ 35ms
Dropout time
≤ 35ms
Tolerance of time setting
≤ 1% S 35ms
2.2.24 Undercurrent Protection
Current setting 0.1×In ~ 1.0×In
Pickup current 1.00×Setting
Dropout current 1.10×Setting
Tolerance of current setting
≤ 2.5% Setting or 0.01×In, whichever is greater
Time setting 0.00s ~ 100.00s
Pickup time
≤ 35ms
Dropout time
≤ 35ms
Tolerance of time setting
≤ 1% S 35ms
2.3 Management Functions
2.3.1 Metering Scope and Accuracy
Metering Item Range Accuracy
Phase range 0° ~ 360°
≤ 0.5% or ±1°
Frequency 35.00Hz ~ 70.00Hz
≤ 0.01Hz
Currents from dedicated metering current transformers
Current 0.05 ~ 1.40×In
≤ 0.2% of rating
Voltage 0.05 ~ 1.20×Un
≤ 0.5% of rating
Acti ve power (W) 0.05 ~ 1.20×Un, 0.05 ~ 1.40×In
≤ 0.5% of rating at unity power factor
Reactive Power (Vars) 0.05 ~ 1.20×Un, 0.05 ~ 1.40×In
≤ 0.5% of rating at zero power factor