Overvoltage Elements (59P, 59X, 59Nh); Element - GE Multilin G650 Manual

9 COMMISSIONING

9.14OVERVOLTAGE ELEMENTS (59P, 59X, 59NH)

Set the relay to trip for the protection element being tested. Configure any of the outputs to be activated only by the
protection element being tested.
Set the relay as follows:
Apply voltage as indicated on the table under the overvoltage setting level and verify that the relay does not trip.
Verify that the relay trips for the set voltage (with an admissible error of 5%).

ELEMENT

PHASE PICKUP LEVEL
59P VII
Set the relay as follows:
Apply voltage as indicated on the table under the overvoltage setting level and verify that the relay does not trip.
Verify that the relay trips for the set voltage (with an admissible error of 5%).
ELEMENT INPUT
59X VX
GEK-113285A
PHSE OV (59P)
Function ENABLED
Pickup Level 120 V
Trip Delay 2.00
Reset Delay 0.00
Logic ANY PHASE
TRIP DELAY
(VOLTS) (SECONDS)
120 2
GENERAL SETTINGS
Auxiliary Voltage VX
AUXILIARY OV (59P)
Function ENABLED
Pickup Level 120 V
Trip Delay 2.00
Reset Delay 0.00
Logic ANY PHASE
PICKUP LEVEL TRIP DELAY
(VOLTS) (SECONDS)
120 2
G650 Generator Protection & Control System
9.14 OVERVOLTAGE ELEMENTS (59P, 59X, 59NH)
APPLIED TRIPPING TIME (S)
VOLTAGE (V)
EXPECTED
114 NO TRIP
132 2
132 2
APPLIED TRIPPING TIME (S)
VOLTAGE (V)
EXPECTED
114 NO TRIP
132 2
132 2
9.14.1 59P ELEMENT
ADMISSIBLE
NA
[1.9–2.1 ]
[1.9 – 2.1]
9.14.2 59X ELEMENT
9
ADMISSIBLE
NA
[1.9–2.1]
[1.9 – 2.1]
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