Set value of the Protected Start
5～ 500kW
Set value of the protected
operation delay time
0.2～ 20S
Reverse Power Protection
Return set value of the
protected operation
5 kW～ STart value
Delay time of the protected return
1.0～ 360S
Protected alarm DO output
Set one DO of the signal units as“power error”.
(not m muST， if not set this item， the alarm infor
can be only read from the screen of the controller,
without connecting port output； ）
Alarm/trip/close
Performing way
Operating phase sequence
Δφ： A， B， C / Δφ： A， C， B
Phase sequence protection
Protected alarm DO output
Set one DO of the signal units as“phase sequence
error”. (not m muST， if not set this item， the alarm
infor can be only read from the screen of the
controller, without connecting port output； ）
Alarm/trip/close
Performing way
Current Setting of Alarm Action
0.5～ 30.0A
Alarm Action Time Delay
0.0～ 1.0S
Leakage Alarm
Alarm Return Current Setting
0.5～ 30.0A
Alarm Return Delay
0.0～ 1.0S
Alarm DO Output
Set one DO of the signal unit as “Leakage Alarm”.
Alarm + Switch Off
Performance
Delay Set Value
0． 1~40.0S
Current Unbalance Protection
Power ON LED
Available
Return Value
Over Load Flashing LED
5%~STart Value
Available
Indication
Return Delay
OL/ SC/ EF Trip LED
10~200S
Available
Alarm DO Output
Set one of the DO of the signal unit as
“I unbalance alarm”.
Alarm/Break/Close
Performance
Available
LCD Display
Modbus
Converter
RS485/232
Protocol
Micropro 2 - 7.1
Set value of the Protected Start
45.0～ return value
Set value of the protected
operation delay time
0.2～ 5.0S
Underfrequency Protection Parameters
Return set value of the
protected operation
Start value～ 65Hz
Delay time of the protected return
0.2～ 36.0S
Protected alarm DO output
Set one DO of the signal units as“underfrequency
error”.（ not muST， if not set this item， the alarm
infor can be only read from the screen of the
controller, without connecting port output； ）
Alarm/trip/close
Performing way
Set value of the Protected Start
Return value～ 65.0HZ
Set value of the protected
operation delay time
0.2～ 5.0S
Over frequency Protection Parameters
Return set value of the
protected operation
45.0HZ ～ STart value
Delay time of the protected return
0.2～ 36.0S
Protected alarm DO output
Set one DO of the signal units as“overfrequency
error”.（ not m muST， if not set this item， the
alarm infor can be only read from the screen of the
controller, without connecting port output； ）
Alarm/trip/close
Performing way
Set value of the protected Starting
Return value~1200V
Delay time of protection returns 0.2～ 60S
Over Voltage Protection Parameters
Delay time set of the protected
operation
0.2～ 60S
Set value of the protected
operation returns
Start Value ～ 1200V
Protect alarming DO output Set one DO of the signal units as“overvoltage error”.
(not muST， if not set this item， the alarm information
will only be read from the screen of the controller,
without the connecting point output； ）
Protection operating way alarm/trip/close
2%~30%
set value of the Protected Start
0.2~60.0S
Set value of the protected
operation delay time
2%~ STarting value
Return set value of the
protected operation
0.2~60.0S
Delay time of the protected return
Set one DO of the signal units “U imbalance
alarm”.（ not muST, if not set this item,
alarm infor can only be read from the screen
of the controller, without the connecting
port output）
Protected alarm DO output
Alarm/trip/close
Performing way
Voltage Unbalance Protection
Intelligent Release
30 C&S Electric Limited
31
C&S Electric Limited
Intelligent Release
Micropro 2 - 7.1
W Nmaster 2iW Nmaster 2i
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