Easergy P3T32 Transformer differential protection device
Series :
Easergy P3
Manufacturer :
Schneider Electric
TN VED code :
8537 10 990 0
Digital inputs (max) :
16
Relay outputs (max) :
15
CT inputs (max) :
9
VT inputs (max) :
4
Protection functions ANSI
[24] - Overexcitation
protection (saturation control)
[25] - Synchronism
Check
[27/59] - Under/over
voltage protection
[32L] - Underpower
Protection
[46] - MTZOP
[47] - OP voltage
overvoltage protection
[49RMS] - Thermal
Protection
[49RTD] - Thermal
protection
[50ARC] - Arc
protection
[50BF] - ROV
[50HS][50/27][SOTF] -
Acceleration of protections when turned on for a short
circuit
[50N/51N] -
Overcurrent protection for LP current
[51C] - Capacitor
bank unbalance
[52] - Control,
control and monitoring of the circuit breaker
[59N] - Overvoltage
protection LP
[60CTS/VTS] -
Monitoring the health of measuring circuits
[64N][REF] -
Impedance protection
[67] - Directional
MTZ
[67N] - Directional
overcurrent from ZNZ calculated by 3TT
[68H2] -
Determination of inrush currents
[68H5] - Fifth
Harmonic Detection
[74TCS] - Trip
Circuit Supervision
[81] - Frequency
Protection
[81U] -
Underfrequency Protection
[81R] - Rate of
Change of Frequency Protection (df/dt)
[86] - Learning
output relays
[87T] - Transformer
differential protection
[99] - Programmable
Steps
Cold start
[68] - Blocking Logic