4.94
SEL-700G Relay
Instruction Manual
Date Code 20170814
Protection and Logic Functions
Group Settings (SET Command)
The maximum phase time-overcurrent element, 51PmT, responds to the
highest of the A-, B-, and C-phase currents, as shown in Figure 4.58.
Figure 4.58
Maximum Phase Time-Overcurrent Elements
Table 4.21
Maximum Phase Time-Overcurrent Settings
Setting Prompt
Setting Range
Setting Name :=
Factory Default
a
a
m = X or Y.
PHASE TOC LEVEL
OFF, 0.50–16.00 A
b
b
Setting range shown is for 5 A nominal CT rating. Divide by 5 for 1 A CTs.
51PmP := OFF
PHASE TOC CURVE
U1–U5, C1–C5
51PmC := U3
PHASE TOC TDIAL
0.50–15.00
c
,
0.05–1.00
d
c
Setting range shown is for 51_C := U_.
d
Setting range shown is for 51_C := C_.
51PmTD := 3.00
EM RESET DELAY
Y, N
51PmRS := N
CONST TIME ADDER
0.00–1.00 s
51PmCT := 0.00
MIN RESPONSE TIM
0.00–1.00 s
51PmMR := 0.00
PH TOC TRQCTRL
SEL
OGIC
51PmTC := 1
q
From Figure 4.54
w
From Figure 4.90
e
From Figure 4.55
51PYP
Setting
51PYTC
Torque Control Switch
Torque
Control
51PYP
(Pickup)
51PYR
(Reset)
51PYT
(Curve
Timeout)
Torque
Control
Torque Control
State Switch
Position
Logical 1
Closed
Logical 0
Open
Setting
51PYRS= Reset
Timing
Y
Electromechanical
N
1
Cycle
Relay
Word
Bits
SEL
OGIC
Setting
51PYT Phase
Time-Overcurrent Element
Curve Timing and Reset Timing
Settings
51PYP
Pickup
51PYC
Curve
Type
51PYTD Time
Dial
51PYRS Electromechanical
Reset? (Y/N)
51PYCT
Const. Time Add.
51PYMR Min.
Response
51PmP
Setting
51PmTC
Torque Control Switch
SEL
OGIC
Torque Control
51PmP
(Pickup)
51PmR
(Reset)
51PmT
(Curve
Timeout)
Relay
Word
Bits
SEL
OGIC
Setting
51PmT Phase
Time-Overcurrent Element
Curve Timing and Reset Timing
Settings
51PmP Pickup
51PmC Curve
Type
51PmTD Time
Dial
51PmRS Electromechanical
Reset? (Y/N)
51PmCT
Const. Time Add.
51PmMR Min.
Response
(a)
Intertie Protection (SEL-700GT)
(b)
Feeder Protection (SEL-700GW)
51PmTC Torque
Control
State Switch
Position
Logical 1
Closed
Logical 0
Open
Setting
51PmRS =
Reset Timing
Y
Electromechanical
N
1
Cycle
m = X or Y
|IPY| 1
PY1DIR 2
|IPm| 3
Содержание SEL-700G Series
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