
M-3410A Instruction Book
5–12
27G Ground Undervoltage
VOLTAGE INPUTS
:
Configuration V3
CURRENT INPUTS
:
None
TEST SETTINGS
:
Pickup
P
%
(4 to 100)*
*(
Of Nominal Voltage)
Time Delay
D
Cycles
(1 to 8160)
Programmed Outputs
Z
OUT
(1 or 2)
Functions 25, 59G
Disable
1.
Disable functions as shown. See Section 3.2, Setpoints and Time Settings, for procedure.
2.
Confirm settings to be tested.
3.
Connect voltage input to V
G
, terminals 13 & 14. Set at 105% of Pickup
P
.
4.
Pickup Test
: Hold the
TARGET/OUTPUT RESET
pushbutton in and slowly decrease the neutral
voltage until
GROUND UV 27G
LED light illuminates or the pickup indicator operates on the
Function Status screen. The voltage level should be equal to
P
&
0.5 V or
&
0.5 %. Release the
TARGET/OUTPUT RESET
pushbutton and increase the input to the nominal voltage. Press
TARGET/OUTPUT RESET
pushbutton to remove targets.
5.
Time Test
: With output contacts
(Z)
connected to the timer, apply approximately (
P
– 1) % and
start timing. The contacts will close after
D
cycles within
&
2 cycles.
6.
If testing is complete, enable any functions disabled for this test. If other tests are to be
completed, check the proper functions to disable for the next test and proceed from this
configuration.
Содержание Syncrocloser M-3410A
Страница 1: ...Instruction Book M 3410A Intertie Generator Protection Relay ...
Страница 39: ...xiv M 3410A Instruction Book This Page Left Intentionally Blank ...
Страница 71: ...M 3410A Instruction Book 2 28 This Page Left Intentionally Blank ...
Страница 121: ...M 3410A Instruction Book 3 50 This Page Left Intentionally Blank ...
Страница 161: ...1 3 A B C M 3410A Instruction Book 4 40 This Page Left Intentionally Blank ...
Страница 223: ...M 3410A Instruction Book F 2 This Page Left Intentionally Blank ...