Sel SEL-351A - Synchronism Check Element Outputs; Voltages VP and VS are “Static” or Setting TCLOSD = 0.00; Voltages VP and VS are “Slipping” and Setting TCLOSD ( 0.00

Date Code 20010307 Overcurrent, Voltage, Synchronism Check, and Frequency Elements 3-43
SEL-351A Instruction Manual
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Synchronism Check Element Outputs
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Voltages V
P
and V
S
are “Static” or Setting TCLOSD = 0.00
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S
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