EntelliGuard G
TRIP UNIT
PRODUCT
2.1
2-05
ENGLISH
Table 2.2 EntelliGuard GT Electronic Trip Unit Functionality
GT-E GT-S GT-N GT-H Remarks
Setting
Interface
LCD Screen allowing access to 4 distinct Menu’s
X X X X --
Touch pad adjustments
X X X X --
Multilingual
X X X X --
Adjustable Manual or Automatic RESET option
X X X X --
Long Time or Overload
Current Protection
6 primary current settings with FULL RANGE Rating Plug
1; 0,975; 0,9625; 0,95; 0,45 & 0,4 x Breaker rating In
X X X X --
11 secondary current settings Ir
1; 0,95; 0,9; 0,85; 0,8; 0,75; 0,7; 0,65; 0,6; 0,55; 0,5 x Primary setting Ie
X X X X --
Resulting setting Range 0,2 to 1 with 66 set points X X X X --
22 Thermal Protection (C type) time bands available Ranging from
class 0,5 to 40 (bands at 7,2 x Ir)
X X X X --
22 F type (fuse) time bands available
- - - X --
Neutral Protection 0-50%-63%-100%
X X X X --
Cooling function and Thermal memory
X X X X --
Short Time
Short-circuit Cur-
rent Protection
Setting RANGE from 1,5 to 12 x Ir (LT setting) X X X X --
Steps of 0,5 (A total of 22 settings)
X X X X --
Possibility to Switch OFF - - - X --
17 Time delay settings (STDB) ranging from 30 to 940 Milliseconds delay setting
result in a 90 to 1000 Milliseconds Clearing time
X X X X --
Clearance times to IEC 40979-1 and IEC 60364
X X X X --
3 I²t Protection time bands available
X X X X --
Instantaneous Short-circuit
Current Protection
Standard
I
i
Setting RANGE from 2 to 15 x Ie (Primary Setting) - X X X --
Steps of 0,5 (A total of 28 settings)
- X X X --
Possibility to Switch OFF - X X X --
Selective Execution - X X X --
Fixed Instantaneous or HSIOC protection
X X X X --
Extended
range
I
hi
Setting RANGE from 2 to 30 x Ie (Primary Setting) - O O O --
2-15 Steps of 0,5; 15-30x steps of 1 (A total of 43 settings)
- O O O --
Possibility to Switch OFF - O O O --
Selective Execution - O O O --
Fixed Instantaneous or HSIOC protection
X X X X --
Reduced
I
i
Setting RANGE from 1,5 to 15 x Ie (Primary Setting) - - X X --
Steps of 0,5 (A total of 29 settings)
- - X X --
Possibility to Switch OFF - - X X --
Remote and Local ON and OFF with position indication signal
- - X X --
Ground or Earth Fault
Protection
Setting RANGE from
(1)
0,1 to 1 x In (Breaker Rating)
O O O O --
Steps of 0,01 (A total of 92 settings)
O O O O --
Possibility to Switch OFF - - - O --
14 Time delay settings (GFDB) ranging from 50 to 840 Milliseconds delay setting
resulting in a 110 to 900 Milliseconds Clearing time
O O O O --
Clearance times to IEC 40979-1 and IEC 60364
O O O O --
3 I²t Protection time bands available
O O O O --
Residual Principle
O O O O --
Source Ground Return Principle
- - - O N
UEF, REF and SEF applications possible
- - - O N
Combinations of UEF, REF and SEF applications possible
- - - O N
Measurement package
Current (L1, L2, L3, N)
X X X X --
Voltage (L1, L2, L3)
- - X X C
Energy (kWh) Total Real
- - X X C
Real Power (L1, L2, L3, total)
- - X X C
Apparent Power (L1, L2, L3, total)
- - X X C
Reactive Power (L1, L2, L3, Total)
- - X X C
Total Power (L1, L2, L3, total)
- - X X C
Power (kW) Peak (total)
- - X X C
Demand Power (kW) (total)
- - X X C
Frequency (L1, L2, L3)
- - X X --
Protective
Relaying
Voltage Unbalance
- - - X N
Undervoltage
- - - X N
Overvoltage
- - - X N
Current Unbalance
- - - X N
Power Reversal
- - - X N
Data Acquisition &
Diagnostics
Trip Target (trip reason indication)
X X X X --
Trip Info (Magnitude / Phase)
- - - X --
Waveform capture
- - - X N
Trip Counter
X X X X --
Event Logger (trip events)
X X X X --
Relay based on current level (load shedding)
- - - X --
Good & Bad Health Indicator
- - - X --
Watchdog
X X X X --
Other
Zone Selective Interlock on ST, GF and I
- O O O --
Shunt trip status input (2 inputs)
- - - O --
UVR trip status input (2 inputs)
- - - O --
General relay outputs (2) and electronic inputs (2)
- - X X --
Communication 2 way
- O O X N
Modbus
- O O O N
Profi bus
- - - O N
24V DC Auxiliary Power supply
O O O O --
Text kit with Power support function
O O O O --
Key
X - Present ; O = Optional , - = Not Possible
Remarks
If an N is indicated a 24V auxiliary power supply is required, a C indicates the need of a Power Conditioner
(1) Without a 24V auxiliary power supply, the lowest setting is 0.2.
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